File:  [LON-CAPA] / rat / client / Attic / code.html
Revision 1.5: download - view: text, annotated - select for diffs
Wed Jun 28 03:41:48 2000 UTC (23 years, 11 months ago) by www
Branches: MAIN
CVS tags: HEAD
The RAT as of 06/27 with parameter screen

    1: <html>
    2: 
    3: <!--
    4: The LearningOnline Network
    5: Resource Assembly Tool
    6: 7/23,7/24,7/26,
    7: 8/11,8/14,8/18,8/19,8/20,8/21,8/22,8/25,8/26,8/28,8/30,8/31,
    8: 9/1,9/2,9/4,9/5,9/6,
    9: 1/7,1/8,1/10,1/14,1/15,1/16,1/21,1/22,1/29,1/30,1/31,
   10: 2/2,2/3,2/10,2/12,2/13,2/14,2/15,2/17,2/18,2/19,2/20,2/21,2/22,
   11: 5/2,5/3,5/4,5/5,5/6,5/8,5/9,5/13,5/18,5/20,5/22,5/24,5/25,
   12: 6/7,6/8,6/9,6/10,6/12,6/15
   13: Gerd Kortemeyer with Scott Harrison
   14: -->
   15: 
   16: 
   17: <head>
   18: <script language="JavaScript">
   19: 
   20: var row=new Array();
   21: var maxrow=-1;
   22: var col=new Array();
   23: var maxcol=-1;
   24: 
   25: var colmap=new Array();
   26: var colmap2=new Array();
   27: var colmap3=new Array();
   28: var colmap4=new Array();
   29: var colmap5=new Array();
   30: var colmap6=new Array();
   31: var obj=new Array();
   32: var objcont=new Array();
   33: var objlinks=new Array();
   34: var rowcont=new Array();
   35: var rowtype=new Array();
   36: var coltype=new Array();
   37: var rcol=new Array();
   38: var rrow=new Array();
   39: var cw=new Array();
   40: var rh=new Array();
   41: 
   42: var undostack=new Array();
   43: var undopointer=0;
   44: var stored=0;
   45: var editmode=0;
   46: var notclear=0;
   47: var linkmode=0;
   48: var lastinfo='';
   49: var graphdef='no';
   50: var mainrun=0;
   51: var tablemode=0;
   52: var mostrecent=0;
   53: var zscale=3;
   54: 
   55: var disrows=0;
   56: var discols=0;
   57: 
   58: var data1=new Array(1024);
   59: var data2=new Array(1024);
   60: var data3=new Array(1024);
   61: var data4=new Array(1024);
   62: var data5=new Array(1024);
   63: 
   64: var inf;
   65: 
   66: // ------------------------------------------------ Insert a row into the table
   67: 
   68: function insertrow(j,ex1,ex2) {
   69:    var kj;
   70:    stored=0;
   71:    objects1='';
   72:    objects2='';
   73:    for (kj=0;kj<=maxrow;kj++) {
   74:       if ( row[kj]==j )   { objects1=rowcont[kj]; }
   75:       if ( row[kj]==j+1 ) { objects2=rowcont[kj]; } 
   76:       if ( row[kj]>j ) { row[kj]++; } 
   77:    }
   78:    maxrow++;
   79:    row[maxrow]=j+1;
   80:    rowcont[maxrow]=':';
   81:    colcover=':'+ex1+':'+ex2+':';
   82:    objects=objects1+':'+objects2;
   83:    data1=objects.split(':');
   84:    for (kj=0;kj<data1.length;kj++) {
   85:      if (data1[kj]!='') {
   86:        thisisobj=obj[data1[kj]];
   87:        thisobjtype=thisisobj.split('&')[0];
   88:        if (thisobjtype=='v') {
   89:           if (rowcont[maxrow].indexOf(':'+data1[kj]+':',0)==-1) {
   90:              thisobjcol=thisisobj.split('&')[1];
   91:              if (colcover.indexOf(':'+thisobjcol+':',0)==-1) {
   92:                 colcover+=thisobjcol+':';  
   93:                 rowcont[maxrow]+=data1[kj]+':';
   94:              }
   95:           }
   96:        }
   97:        if (thisobjtype=='h') {
   98:              updown=thisisobj.split('&')[4];
   99:              leftupdown=updown.split(':')[0];
  100:              rightupdown=updown.split(':')[1];          
  101:              thisobjdest=thisisobj.split('&')[3];
  102:              thisobjtofrom=thisisobj.split('&')[2];
  103:              thisobjfrom=thisobjtofrom.split(':')[0];
  104:              thisobjto=thisobjtofrom.split(':')[1];
  105:              thisobjdir=col[thisobjto]-col[thisobjfrom];
  106:              thisobjrow=row[thisisobj.split('&')[1]];
  107:              topbottom=thisobjrow-j-1;
  108:              newobj='';
  109:              if (leftupdown==-1) {
  110:                 if (topbottom<0) {
  111:                    if (thisobjdir<0) {
  112:                       newobj='v&'+thisobjto+'&'+thisobjdest+'&-1';
  113:                    } else {
  114:                       newobj='v&'+thisobjfrom+'&'+thisobjdest+'&1';
  115:                    }
  116:                 }
  117:              } else {
  118:                 if (topbottom>0) {
  119:                    if (thisobjdir<0) {
  120:                       newobj='v&'+thisobjto+'&'+thisobjdest+'&1';
  121:                    } else {
  122:                       newobj='v&'+thisobjfrom+'&'+thisobjdest+'&-1';
  123:                    }
  124:                 }
  125:              }
  126:              if (newobj!='') {
  127:                 thisobjcol=newobj.split('&')[1];
  128:                 if (colcover.indexOf(':'+thisobjcol+':',0)==-1) {
  129:                    colcover+=thisobjcol+':';  
  130:                    rowcont[maxrow]+=obj.length+':';
  131:                    obj[obj.length]=newobj;
  132:                 }
  133:              }
  134:              newobj=''; 
  135:              if (rightupdown==-1) {
  136:                 if (topbottom<0) {
  137:                    if (thisobjdir<0) {
  138:                       newobj='v&'+thisobjfrom+'&'+thisobjdest+'&1';
  139:                    } else {
  140:                       newobj='v&'+thisobjto+'&'+thisobjdest+'&-1';
  141:                    }
  142:                 }
  143:              } else {
  144:                 if (topbottom>0) {
  145:                    if (thisobjdir<0) {
  146:                       newobj='v&'+thisobjfrom+'&'+thisobjdest+'&-1';
  147:                    } else {
  148:                       newobj='v&'+thisobjto+'&'+thisobjdest+'&1';
  149:                    }
  150:                 }
  151:              }
  152:              if (newobj!='') {
  153:                 thisobjcol=newobj.split('&')[1];
  154:                 if (colcover.indexOf(':'+thisobjcol+':',0)==-1) {
  155:                    colcover+=thisobjcol+':';  
  156:                    rowcont[maxrow]+=obj.length+':';
  157:                    obj[obj.length]=newobj;
  158:                 }
  159:              } 
  160:        }
  161:      }
  162:    }
  163:    if (rowcont[maxrow]!=':') {
  164:       rowcont[maxrow]=rowcont[maxrow].substring(1,rowcont[maxrow].length-1);
  165:    } else {
  166:       rowcont[maxrow]='';
  167:    }
  168: }
  169: 
  170: // --------------------------------------------- Creates a new condition object
  171: 
  172: function newcondition(content,type) {
  173:    var ko;
  174:    stored=0;
  175:    ko=obj.length;
  176:    obj[ko]='c';
  177:    objcont[ko]=content+':'+type+':cond';
  178:    return ko;
  179: }
  180: 
  181: // ---------------------------------------------- Creates a new resource object
  182: 
  183: function newresource(rid,cid,text,url,ext,type) {
  184:    stored=0;
  185:    objcont[addobj(rid,'b&'+rid+'&'+cid+':0:0:0')]=
  186:     text+':'+url+':'+ext+':'+type+':res';
  187: }
  188: 
  189: 
  190: // -------------------------------- Insert a condition into a port of an object
  191: 
  192: function insertcond(obj1,portnr,cond) {
  193:    var k;
  194:    stored=0;
  195:    data1=obj[obj1].split('&');
  196:    for (k=2;k<data1.length;k++) {
  197:        data2=data1[k].split(':');
  198:        if (data2[0]==portnr) {
  199:           data2[3]=cond;
  200:           data1[k]=data2.join(':');
  201:        }
  202:    }
  203:    obj[obj1]=data1.join('&');
  204: }
  205:  
  206: // --------------------------------------------- Insert a column into the table
  207: // Inserts a new table column after table column j
  208: 
  209: function insertcol(j) {
  210:    var kj;
  211:    stored=0;
  212:    for (kj=0;kj<=maxcol;kj++) {
  213:       if ( col[kj]>j ) { col[kj]++; } 
  214:    }
  215:    maxcol++;
  216:    col[maxcol]=j+1;
  217: }
  218:      
  219: // --------------------------------------------------------------- Find the row
  220: 
  221: function findrow(jid) {
  222:    var j;
  223:    for (j=0;j<=maxrow;j++) { if (row[j]==jid) { return j; } }
  224:    return -1;
  225: }
  226: 
  227: // --------------------------------------------------------------- Find the col
  228: 
  229: function findcol(jid) {
  230:    var j;
  231:    for (j=0;j<=maxcol;j++) { if (col[j]==jid) { return j; } }
  232:    return -1;
  233: }
  234: 
  235: // -------------------------------------------------------------- Map out a row
  236: //
  237: // b&rowID&colID:inObj:outObj:outCond&...
  238: // h&rowID&incolID:outcolID&inObj:outObj&inupdown:outupdown
  239: // v&colID&inObj:outObj&updown
  240: //
  241: // returns middle (col number of middle of obj1)
  242: // sets colmap (map of cols with object numbers)
  243: 
  244: function maprow (jid,obj1,ign) {
  245:  var j; var k; var left; var right; var middle;
  246:  middle=-1;
  247:  for (j=0;j<=maxcol;j++) { colmap[j]=0; }
  248:  if (rowcont[jid]!='') {
  249:    data2=rowcont[jid].split(':');
  250:    for (j=0;j<data2.length;j++) {
  251:       data3=obj[data2[j]].split('&');
  252:       if (data3[0]=='b') {
  253:          left=maxcol;
  254:          right=0;
  255:          for (k=2;k<data3.length;k++) {
  256:             thiscol=col[data3[k].split(':')[0]];
  257:             if (thiscol<left)  { left=thiscol;  }
  258:             if (thiscol>right) { right=thiscol; }
  259:          }
  260:       }
  261:       if (data3[0]=='h') {
  262:          data4=data3[2].split(':');
  263:          if (col[data4[1]]>col[data4[0]]) {
  264:             left=col[data4[0]];
  265:             right=col[data4[1]];
  266:          } else {
  267:             right=col[data4[0]];
  268:             left=col[data4[1]];
  269:          }
  270:       }
  271:       if (data3[0]=='v') { left=col[data3[1]]; right=left; }
  272:       if (data2[j]==obj1) { middle=Math.round((left+right)/2); }
  273:       if ((data3[0]!='h') || (ign!=1)) {
  274:          for (k=left;k<=right;k++) { colmap[k]=data2[j]; }
  275:       } else {
  276:          colmap[left]=data2[j];
  277:          colmap[right]=data2[j];
  278:       }
  279:    }
  280:  }
  281:  return middle;
  282: }
  283: 
  284: // --------------------------------------------------------- Find hole in a row
  285: // jid: rowID
  286: // kid: colID, find point close to this
  287: // dkid: destination colID
  288: // returns colID
  289: 
  290: function comingthru (jid,kid,dkid) {
  291:    var k;
  292:    maprow(jid,-1,1);
  293:    knum=col[kid];
  294:    if (colmap[knum]==0) { return kid; }
  295:    right=-1;
  296:    for (k=knum+1;(k<colmap.length) && (right==-1);k++) {
  297:       if ((right==-1) && (colmap[k]!=colmap[knum])) { right=k; }
  298:    }
  299:    left=-1;
  300:    for (k=knum-1;(k>=0) && (left==-1);k--) {
  301:       if ((left==-1) && (colmap[k]!=colmap[knum])) { left=k; }
  302:    }
  303:    kup=-1;
  304: 
  305:    if ((left==-1) && (right==-1)) { right=colmap.length; }
  306: 
  307:    dknum=col[dkid];
  308:    dleft=left-dknum;
  309:    dright=right-dknum;
  310: 
  311:    if (dleft<0) { dleft=-dleft; }
  312:    if (dright<0) { dright=-dright; }
  313:    if ((dright<=dleft) && (right!=-1)) { kup=right; }
  314:    if ((dright>=dleft) && (left!=-1)) { kup=left; }
  315:    if (colmap[kup]==0) { return findcol(kup); }
  316: 
  317:    if (kup==right) { kup--; }
  318: 
  319:    if (kup<0) { 
  320:       insertcol(-1);
  321:       insertcol(0);
  322:    } else {
  323:       insertcol(kup);
  324:    }
  325:    return maxcol;
  326: }
  327: 
  328: // ----------------------------------------------------- Insert port into block
  329: // obj1: object number
  330: // d: direction from middle (>0: right, <0 left)
  331: // inout: in or out port (1: in, 2: out)
  332: // linkobj: object that the link goes to/comes from
  333: // sets inrow or outrow
  334: // return column
  335: 
  336: 
  337: function insertport (obj1,d,inout,linkobj) {
  338: 
  339: 
  340:    var k; var port; var revport;
  341:    stored=0;
  342:    data1=obj[obj1].split('&');
  343:    middle=maprow(data1[1],obj1,0);
  344:    if (inout==1) {
  345:       inrow=data1[1];
  346:    } else {
  347:       outrow=data1[1];
  348:    }
  349:    if (d>0) {
  350:       for (k=middle;(colmap[k]==obj1) && (k<colmap.length);k++) { data3[k]=0; }
  351:    } else {
  352:       for (k=middle;(colmap[k]==obj1) && (k>=0);k--) { data3[k]=0; }
  353:    }
  354:    for (k=2;k<data1.length;k++) { 
  355:       data2=data1[k].split(':');
  356:       data3[col[data2[0]]]=data2[inout];
  357:    }
  358:    port=-1;
  359:    if (d>0) {
  360:       for (k=middle;(colmap[k]==obj1) && (k<colmap.length);k++) {
  361:          if ((data3[k]==0) && (colmap[k]==obj1) && (port==-1)) { port=k; }
  362:       }
  363:    } else {
  364:       for (k=middle;(colmap[k]==obj1) && (k>=0);k--) {
  365:          if ((data3[k]==0) && (colmap[k]==obj1) && (port==-1)) { port=k; } 
  366:       }
  367:    }
  368: 
  369:    if (port==-1) {
  370:       if (colmap[k]==0) {
  371:          revport=findcol(k);
  372:          if (inout==1) {
  373:             data1[data1.length]=revport+":"+linkobj+":0:0";
  374:          } else {
  375:             data1[data1.length]=revport+":0:"+linkobj+":0";
  376:          }
  377:       } else {
  378:          if (d>0) {
  379:             insertcol(k-1);
  380:          } else {
  381:             insertcol(k);
  382:          }
  383:          revport=maxcol;
  384:          if (inout==1) {
  385:             data1[data1.length]=revport+":"+linkobj+":0:0";
  386:          } else {
  387:             data1[data1.length]=revport+":0:"+linkobj+":0";
  388:          }
  389:       }
  390:    } else {
  391:       portfound=-1;
  392:       for (k=2;k<data1.length;k++) { 
  393:          data2=data1[k].split(':');
  394:          if (col[data2[0]]==port) {
  395:             data2[inout]=linkobj;
  396:             data1[k]=data2.join(':');
  397:             portfound=1;
  398:          }
  399:       }
  400:       revport=findcol(port);
  401:       if (portfound==-1) {
  402:          if (inout==1) {
  403:             data1[data1.length]=revport+":"+linkobj+":0:0";
  404:          } else {
  405:             data1[data1.length]=revport+":0:"+linkobj+":0";
  406:          }
  407:       }
  408:    }
  409:    obj[obj1]=data1.join('&');
  410:    return revport;
  411: }
  412: 
  413: // ---------------------------- Make a new object and add it to the row content
  414: // returns object number of generated object
  415:  
  416: function addobj(kjid,objs) {
  417:    stored=0;
  418:    if (rowcont[kjid]!='') { rowcont[kjid]+=':'; }
  419:    rowcont[kjid]+=obj.length;
  420:    obj[obj.length]=objs;
  421:    return obj.length-1;
  422: } 
  423: 
  424: // ---------------------------------------- Make horizontal connection for hrid
  425: // hoffs=-1: this line goes on top of hrid
  426: 
  427: function horizontal(hrid,hoffs,hfcol,htcol,hdest,hends) {
  428:    hcrid=-1;
  429:    if (hoffs==-1) {
  430:       hbrid=findrow(row[hrid]-1);
  431:    } else {
  432:       hbrid=findrow(row[hrid]+1);
  433:    }
  434:    if (hbrid!=-1) {
  435:       maprow(hbrid,-1,0);
  436:       hcrid=hbrid;
  437:       if (col[hfcol]>col[htcol]) { left=col[htcol]; right=col[hfcol]; }
  438:                             else { right=col[htcol]; left=col[hfcol]; }
  439:       if (colmap[left]!=0) {
  440:          hcrid=-1;
  441:       } else {
  442:          if (colmap[right]!=0) {
  443:             hcrid=-1;
  444:          } else {
  445:             for (kh=left+1;kh<right;kh++) {
  446:                if (colmap[kh]!=0) { 
  447:                   if (obj[colmap[kh]].split('&')[0]!='v') { hcrid=-1; }
  448:                }
  449:             }
  450:          }
  451:       }
  452:    }
  453: 
  454:    if (hcrid==-1) {
  455:       insertrow(row[hrid]+hoffs,hfcol,htcol);
  456:       addobj(maxrow,'h&'+maxrow+'&'+hfcol+':'+htcol+'&'+hdest+'&'+hends);
  457:    } else {
  458:       addobj(hcrid,'h&'+hcrid+'&'+hfcol+':'+htcol+'&'+hdest+'&'+hends);
  459:    }   
  460: }
  461: 
  462: // --------------------------------------- Deletes all references to object obj
  463: 
  464: function delobj(obj1) {
  465:    var k;
  466:    stored=0;
  467:    for (k=0;k<rowcont.length;k++) {
  468:       data4=rowcont[k].split(':');
  469:       rowcont[k]='';
  470:       for (k2=0;k2<data4.length;k2++) {
  471:          if (data4[k2]!=obj1) {
  472:             if (rowcont[k]!='') { rowcont[k]+=':'; } 
  473:             rowcont[k]+=data4[k2]; 
  474:          }
  475:       }
  476:    }
  477: }
  478: 
  479: // --------------------------------------------------------- Garbage collection
  480: 
  481: function cleanup () {
  482:    message("Garbage Collection");
  483:    var j,kj,i;
  484:    disrows=0;
  485:    discols=0;
  486:    var emptyspots=0;
  487: 
  488:    for (kj=0;kj<=maxcol;kj++) { data1[kj]=0; }
  489:    for (kj=0;kj<=maxrow;kj++) {
  490:      rowtype[kj]=0;
  491:      if (rowcont[kj]!='') {
  492:        data2=rowcont[kj].split(':');
  493:        for (j=0;j<data2.length;j++) {
  494:          if (obj[data2[j]].substring(0,2)=='e&') {
  495:             rowtype[kj]=2;
  496:             data1[(obj[data2[j]].split('&'))[1]]=2;
  497:          }
  498:        }
  499:        maprow(kj,-1,1);
  500:        for (j=0;j<=maxcol;j++) {
  501:            if (colmap[j]!=0) {
  502:               if (data1[j]==0) { data1[j]=1; }
  503:               if (rowtype[kj]==0) {
  504:                  if (obj[colmap[j]].substring(0,2)!='v&') { 
  505:                     rowtype[kj]=1; 
  506:                  }
  507:               }
  508:               if (obj[colmap[j]].substring(0,2)=='b&') { 
  509:                  data1[j]=2;
  510:                  if (colmap[maxcol]==0) { emptyspots++; }
  511:                  rowtype[kj]=2;
  512:               }  
  513:            }
  514:        }
  515:      }
  516:    }
  517:    for (j=0;j<=maxcol;j++) { 
  518:       coltype[j]=data1[col[j]];
  519:       if (coltype[j]!=0) { discols+=1; } 
  520:    }
  521:    for (j=0;j<=maxrow;j++) {
  522:        if (rowtype[j]==2) { disrows+=3; }
  523:        if (rowtype[j]==1) { disrows+=1; }
  524:    }
  525:    if (emptyspots==0) {
  526:       insertrow(maxrow);
  527:       insertcol(maxcol);
  528:       addobj(maxrow,'e&'+maxcol);
  529:       discols++;
  530:       disrows++;
  531:       rowtype[maxrow]=2;
  532:       coltype[maxcol]=2;
  533:    }
  534: 
  535: }
  536: 
  537: // -------------------------------------------- Delete a condition from a block
  538: 
  539: function delcond(obj1,colid) {
  540:    var k;
  541:    stored=0;
  542:    data3=obj[obj1].split('&');
  543:    obj[obj1]=data3[0]+'&'+data3[1];
  544:    for (k=2;k<data3.length;k++) {
  545:       data4=data3[k].split(':');
  546:       if (data4[0]==colid) { 
  547:          data4[3]=0; 
  548:          objlinks[data4[2]]=(objlinks[data4[2]].split(':'))[0]+':'+
  549:                             (objlinks[data4[2]].split(':'))[1]+':0';
  550:       }
  551:       if ((data4[1]!=0) || (data4[2]!=0) || (data3.length==3)) {
  552:          obj[obj1]+='&'+data4[0]+':'+data4[1]+':'+data4[2]+':'+data4[3];
  553:       }
  554:    }
  555: }
  556:     
  557: // ----------------------------------------- Creates a new condition in a block
  558: 
  559: function crecond(obj1,colid,condtext,condtype) {
  560:    var k;
  561:    data3=obj[obj1].split('&');
  562:    obj[obj1]=data3[0]+'&'+data3[1];
  563:    for (k=2;k<data3.length;k++) {
  564:       data4=data3[k].split(':');
  565:       if (data4[0]==colid) { 
  566:          data4[3]=newcondition(condtext,condtype);
  567:          data2=objlinks[data4[2]].split(':');
  568:          objlinks[data4[2]]=data2[0]+':'+data2[1]+':'+data4[3];
  569:       }
  570:       if ((data4[1]!=0) || (data4[2]!=0) || (data3.length==3)) {
  571:          obj[obj1]+='&'+data4[0]+':'+data4[1]+':'+data4[2]+':'+data4[3];
  572:       }
  573:    }
  574: }
  575: 
  576: // ---------------------------------------- Delete the path between two objects
  577: // deletes the link linknr
  578: // h&rowID&incolID:outcolID&inObj:outObj&inupdown:outupdown
  579: // v&colID&inObj:outObj&updown
  580: 
  581: function dellink (linknr) {
  582:   var k; var obj1; var obj2;
  583:   stored=0;
  584:   if (objlinks[linknr]!='') {
  585:    data3=objlinks[linknr].split(':');
  586:    obj1=data3[0];
  587:    obj2=data3[1];
  588:    data3=obj[obj1].split('&');
  589:    obj[obj1]=data3[0]+'&'+data3[1];
  590:    for (k=2;k<data3.length;k++) {
  591:       data4=data3[k].split(':');
  592:       if (data4[2]==linknr) { data4[2]=0; data4[3]==0; }
  593:       if ((data4[1]!=0) || (data4[2]!=0) || (data3.length==3)) {
  594:          obj[obj1]+='&'+data4[0]+':'+data4[1]+':'+data4[2]+':'+data4[3];
  595:       }
  596:    }
  597:    data3=obj[obj2].split('&');
  598:    obj[obj2]=data3[0]+'&'+data3[1];
  599:    for (k=2;k<data3.length;k++) {
  600:       data4=data3[k].split(':');
  601:       if (data4[1]==linknr) { data4[1]=0; }
  602:       if ((data4[1]!=0) || (data4[2]!=0) || (data3.length==3)) {
  603:          obj[obj2]+='&'+data4[0]+':'+data4[1]+':'+data4[2]+':'+data4[3];
  604:       }
  605:    }
  606:    for (k=0;k<obj.length;k++) {
  607:      if (obj[k]!='') {
  608:        data3=obj[k].split('&');
  609:        if (((data3[0]=='v') || (data3[0]=='h')) && 
  610:            (data3[data3.length-2]==linknr)) {
  611:              delobj(k);
  612:        }
  613:      }
  614:    }
  615:    objlinks[linknr]='';
  616:   }     
  617: }
  618: 
  619: // ----------------------------------------------------------- Join two objects
  620: // Links obj1 with obj2, creates new objlink, marks all elements with number
  621: 
  622: function joinres (obj1,obj2,cond) {
  623:    var k; var kr; var outcol; var incol; var d;
  624:    stored=0;
  625:    dest=objlinks.length;
  626:    objlinks[dest]=obj1+':'+obj2+':'+cond;
  627:    data3=obj[obj1].split('&');
  628:    sum=0;
  629:    for (k=2;k<data3.length;k++) { sum+=col[data3[k].split(':')[0]]; }
  630:    outmiddle=sum/(data3.length-2);
  631:    data3=obj[obj2].split('&');
  632:    sum=0;
  633:    for (k=2;k<data3.length;k++) { sum+=col[data3[k].split(':')[0]]; }
  634:    inmiddle=sum/(data3.length-2);
  635:    d=inmiddle-outmiddle;
  636:    outcol=insertport(obj1,d,2,dest);
  637:    insertcond(obj1,outcol,cond);
  638:    incol=insertport(obj2,-d,1,dest);
  639:    if (row[inrow]==(row[outrow]+1)) {
  640:       insertrow(row[outrow],-1,-1);
  641:    }
  642:    if (row[inrow]<row[outrow]) {
  643:       updown=1;
  644:       tcol=comingthru(inrow,incol,outcol);
  645:       horizontal(inrow,-1,tcol,incol,dest,'-1:-1');
  646:       addobj(inrow,'v&'+tcol+'&'+dest+'&1');
  647:       incol=tcol;
  648:       tcol=comingthru(outrow,outcol,incol);
  649:       horizontal(outrow,0,outcol,tcol,dest,'1:1');
  650:       addobj(outrow,'v&'+tcol+'&'+dest+'&1');
  651:       outcol=tcol;
  652:    } else {
  653:      updown=-1;
  654:    }
  655: 
  656:    if (inrow==outrow) {
  657:       tcol=comingthru(inrow,incol,outcol);
  658:       horizontal(inrow,-1,tcol,incol,dest,'-1:-1');
  659:       addobj(inrow,'v&'+tcol+'&'+dest+'&1');
  660:       horizontal(outrow,0,outcol,tcol,dest,'1:1');
  661:    } else {
  662: 
  663:       if (updown==-1) {
  664:          for (kr=row[outrow]+1;kr<row[inrow];kr++) {
  665:             rid=findrow(kr);
  666:             ncol=comingthru(rid,outcol,incol);
  667: 
  668:             if (ncol!=outcol) {
  669:                insertrow(kr-1,outcol,ncol);
  670:                kr++;
  671:                if (col[outcol]>col[ncol]) {
  672:                   addobj(maxrow,
  673:                             'h&'+maxrow+'&'+outcol+':'+ncol+'&'+dest+'&-1:1');
  674:                } else {
  675:                   addobj(maxrow,
  676:                             'h&'+maxrow+'&'+outcol+':'+ncol+'&'+dest+'&1:-1');
  677:                }
  678:             }
  679:             addobj(rid,'v&'+ncol+'&'+dest+'&-1');
  680:             outcol=ncol;
  681:          }
  682: 
  683:          if (incol!=outcol) {
  684:             insertrow(row[inrow]-1,outcol,incol);
  685:             if (col[outcol]>col[incol]) {
  686:                addobj(maxrow,
  687:                          'h&'+maxrow+'&'+outcol+':'+incol+'&'+dest+'&-1:1');
  688:             } else {
  689:                addobj(maxrow,
  690:                          'h&'+maxrow+'&'+outcol+':'+incol+'&'+dest+'&1:-1');
  691:             }
  692:          }
  693: 
  694:       } else {
  695:          for (kr=row[outrow]-1;kr>row[inrow];kr--) {
  696:             rid=findrow(kr);
  697:             ncol=comingthru(rid,outcol,incol);
  698:             if (ncol!=outcol) {
  699:                insertrow(kr,outcol,ncol);
  700:                if (col[outcol]>col[ncol]) {
  701:                   addobj(maxrow,
  702:                             'h&'+maxrow+'&'+outcol+':'+ncol+'&'+dest+'&1:-1');
  703:                } else {
  704:                   addobj(maxrow,
  705:                             'h&'+maxrow+'&'+outcol+':'+ncol+'&'+dest+'&-1:1');
  706:                }
  707:             }
  708:             addobj(rid,'v&'+ncol+'&'+dest+'&1');
  709:             outcol=ncol;
  710:          }
  711:          if (incol!=outcol) {
  712:             insertrow(row[inrow],outcol,incol);
  713:             if (col[outcol]>col[incol]) {
  714:                addobj(maxrow,
  715:                          'h&'+maxrow+'&'+outcol+':'+incol+'&'+dest+'&1:-1');
  716:             } else {
  717:                addobj(maxrow,
  718:                          'h&'+maxrow+'&'+outcol+':'+incol+'&'+dest+'&-1:1');
  719:             }
  720:          }
  721:       }
  722:    }  
  723: }
  724: 
  725: // ---------------------------------------------------------- Delete a resource
  726: // Deletes resource obj1
  727: // Reconnects resources going thru this one if recon=1
  728: 
  729: function delres (obj1,recon) {
  730:    var infromobj=new Array();
  731:    var inwithcon=new Array();
  732:    var inwithlink=new Array();
  733:    var outtoobj=new Array();
  734:    var outwithcon=new Array();
  735:    var outwithlink=new Array();
  736:    var inobjs=new Array();
  737:    var inobjscond=new Array();
  738:    var outobjs=new Array();
  739:    var outobjscond=new Array();
  740: 
  741:    var k; var k1; var k2; var found;
  742: 
  743:    stored=0;
  744: 
  745:    data1=obj[obj1].split('&');
  746:    for (k=2;k<data1.length;k++) {
  747:       data2=data1[k].split(':');
  748:       if (data2[1]!=0) {
  749:          k2=inwithlink.length;
  750:          inwithlink[k2]=data2[1];
  751:          data3=objlinks[data2[1]].split(':');
  752:          infromobj[k2]=data3[0];
  753:          inwithcon[k2]=data3[2];
  754:       }
  755:       if (data2[2]!=0) {
  756:          k2=outwithlink.length;
  757:          outwithlink[k2]=data2[2];
  758:          data3=objlinks[data2[2]].split(':');
  759:          outtoobj[k2]=data3[1];
  760:          outwithcon[k2]=data3[2];
  761:       }
  762:    }
  763:    for (k=0;k<inwithlink.length;k++)  { dellink(inwithlink[k]); }
  764:    for (k=0;k<outwithlink.length;k++) { dellink(outwithlink[k]); }
  765:    delobj(obj1);
  766:    objcont[obj1]='';
  767:    if (recon==1) {
  768:      message("Reconnecting");
  769:       for (k=0;k<inwithlink.length;k++) {
  770:          if (infromobj[k]!=obj1) {
  771:             found=0;
  772:             for (k2=0;k2<inobjs.length;k2++) {
  773:                if (inobjs[k2]==infromobj[k]) {
  774:                   if (inwithcon[k]!=0) {
  775:                      if (inobjscond[k2]!='') { inobjscond[k2]+='||'; }
  776:                      inobjscond[k2]+=
  777:                       '('+(objcont[inwithcon[k]].split(':'))[0]+')';
  778:                    }
  779:                   found=1;
  780:                }
  781:             }
  782:             if (found==0) {
  783:                k2=inobjs.length;
  784:                inobjs[k2]=infromobj[k];
  785:                if (inwithcon[k]==0) {
  786:                   inobjscond[k2]='';
  787:                } else {
  788:                   inobjscond[k2]=
  789:                    '('+(objcont[inwithcon[k]].split(':'))[0]+')';
  790:                }
  791:             }
  792:          }
  793:       }  
  794: 
  795:       for (k=0;k<outwithlink.length;k++) {
  796:          if (outtoobj[k]!=obj1) {
  797:             found=0;
  798:             for (k2=0;k2<outobjs.length;k2++) {
  799:                if (outobjs[k2]==outtoobj[k]) {
  800:                  if (outwithcon[k]!=0) {
  801:                      if (outobjscond[k2]!='') { outobjscond[k2]+='||'; }
  802:                      outobjscond[k2]+=
  803:                       '('+(objcont[outwithcon[k]].split(':'))[0]+')';
  804:                   }
  805:                   found=1;
  806:                }
  807:             }
  808:             if (found==0) {
  809:                k2=outobjs.length;
  810:                outobjs[k2]=outtoobj[k];
  811:                if (outwithcon[k]==0) {
  812:                   outobjscond[k2]='';
  813:                } else {
  814:                   outobjscond[k2]=
  815:                    '('+(objcont[outwithcon[k]].split(':'))[0]+')';
  816:                }
  817:             }
  818:          }
  819:       }
  820: 
  821:       for (k=0;k<inobjs.length;k++) {
  822:           cond='';
  823:           if (inobjscond[k]!='') { cond='('+inobjscond[k]+')'; }
  824:           for (k2=0;k2<outobjs.length;k2++) {
  825:               thiscond=cond;
  826:               if (outobjscond[k2]!='') {
  827:                  if (thiscond!='') { thiscond+='&&'; }
  828:                  thiscond+='('+outobjscond[k2]+')';
  829:               }
  830:               condnr=0;
  831:               if (thiscond!='') { condnr=newcondition(thiscond,'normal'); } 
  832:               joinres(inobjs[k],outobjs[k2],condnr);
  833:           }
  834:       }
  835:    }
  836: }
  837: 
  838: // -------------------------------------------------------------- Draw an entry
  839: 
  840: function drawcell (rtype,ctype,what,cm,obj1,ej,ek,ne) {
  841:  var bgcolor;
  842:  if ((what=='') && (ne==0)) { cm="#DDDDDD"; }
  843:  if (ctype!=0) {
  844:    parent.mapout.document.write('<td bgcolor='+cm+' width='+cw[ctype]+'>');
  845:    if (what!='') {
  846:      if (obj1!='') {
  847:        obj1="'"+obj1+"'";
  848:        parent.mapout.document.write
  849:         ('<a href="javascript:parent.code.handler('+obj1
  850:          +');" onMouseOver="parent.code.info('+obj1+');">');
  851:      } 
  852:      if (what=='r:') {
  853:         parent.mapout.document.write
  854:          ('<img border=0 width='+cw[ctype]+' height='+rh[rtype]
  855:           +' src="resource.gif">');
  856:      } else {
  857:         if (what=='c:') {
  858:            parent.mapout.document.write
  859:             ('<img border=0 width='+cw[ctype]+' height='+rh[rtype]
  860:              +' src="condition.gif">');          
  861:         } else {
  862:            if (what=='rs:') {
  863:               parent.mapout.document.write
  864:                ('<img border=0 width='+cw[ctype]+' height='+rh[rtype]
  865:                +' src="start.gif">');
  866:            } else {
  867:              if (what=='rf:') {
  868:                 parent.mapout.document.write
  869:                 ('<img border=0 width='+cw[ctype]+' height='+rh[rtype]
  870:                 +' src="finish.gif">');
  871:              } else {
  872:                 parent.mapout.document.write
  873:                 ('<img border=0 width='+cw[ctype]+' height='+rh[rtype]
  874:                 +' src="'+rtype+'.'+ctype+'.'+what+'.gif">');
  875:              }
  876:            }
  877:         }
  878:      }
  879:      if (obj1!='') {
  880:        parent.mapout.document.write('</a>');
  881:      }
  882:    } else {
  883:       if (ne!=1) {
  884:          parent.mapout.document.write
  885:             ('<a href="javascript:parent.code.empty('+ej+','+ek+');" ');
  886:       } else {
  887:          parent.mapout.document.write
  888:             ('<a href="javascript:parent.code.infoclear();" ');
  889:       }
  890:       parent.mapout.document.write
  891:          ('onMouseOver="parent.code.infoclear();">');
  892:       parent.mapout.document.write
  893:          (
  894:          '<img border=0 width='+cw[ctype]+' height='+rh[rtype]
  895:         +' src="'+rtype+'.'+ctype+'.empty.gif"></a>');
  896:    }
  897:    parent.mapout.document.write('</td>');
  898:  }
  899: }
  900: 
  901: // --------------------------------------------------------- Color of resources
  902: 
  903: function rescolor (ext,typ) {
  904:    var rc; var gc; var bc;
  905:    if (ext=='true') { bc='55'; } else { bc='99'; }
  906:    if (typ=='mandatory') { rc='FF'; } else { rc='BB'; }
  907:    if (typ=='optional') { gc='BB'; } else { gc='FF'; }
  908:    if ((typ=='start') || (typ=='finish')) { rc='AA'; gc='AA'; bc='FF'; }
  909:    return '#'+rc+gc+bc;
  910: }
  911: 
  912: // -------------------------------------------------------- Color of conditions
  913: 
  914: function condcolor(typ) {
  915:    if (typ=='stop')  { return '#EEAAAA'; }
  916:    if (typ=='force') { return '#AAAAEE'; }
  917:    return '#EEEEAA';
  918: }
  919: 
  920: // ----------------------------------------------------------------- Draw a row
  921: 
  922: function drawrow (jid) {
  923: var j; var jk; var k;  var ck; var rtype;
  924: var objd1=new Array();
  925: var objd2=new Array();
  926: var notempty=new Array();
  927: var condtype;
  928: if (rowtype[jid]!=0) {
  929:  for (j=0;j<=maxcol;j++) { 
  930:     colmap[j]=''; colmap2[j]=''; colmap3[j]=''; colmap4[j]=''; 
  931:     colmap5[j]='#CCCCCC'; colmap6[j]='#CCCCCC';
  932:     objd1[j]=''; objd2[j]=''; notempty[j]=0;
  933:  }
  934: 
  935:  parent.mapout.document.writeln('<tr height='+rh[rowtype[jid]]+'>');
  936:  if (rowcont[jid]!='') {
  937:    data2=rowcont[jid].split(':');
  938:    for (jk=0;jk<data2.length;jk++) {
  939:       data3=obj[data2[jk]].split('&');
  940:       if (data3[0]=='b') {
  941:          data1=objcont[data2[jk]].split(':');
  942:          rtype=data1[3];
  943:          ck=rescolor(data1[2],data1[3]);
  944:          left=maxcol;
  945:          leftin=maxcol;
  946:          leftout=maxcol;
  947:          right=0;
  948:          rightin=0;
  949:          rightout=0;
  950:          anyout=0;
  951:          for (k=2;k<data3.length;k++) {
  952:             data1=data3[k].split(':');
  953:             thiscol=col[data1[0]];
  954:             if (thiscol<left)  { left=thiscol;  }
  955:             if (thiscol>right) { right=thiscol; }
  956:             if (data1[1]!=0) {
  957:                if (thiscol<leftin)  { leftin=thiscol;  }
  958:                if (thiscol>rightin) { rightin=thiscol; }
  959:                colmap4[thiscol]=data1[1];
  960:             }
  961:             if (data1[2]!=0) {
  962:                if (thiscol<leftout)  { anyout=1; leftout=thiscol;  }
  963:                if (thiscol>rightout) { anyout=1; rightout=thiscol; }
  964:                if (data1[3]!=0) {
  965:                   colmap3[thiscol]='c:';
  966:                   condtype=(objcont[data1[3]].split(':'))[1];
  967:                   colmap6[thiscol]=condcolor(condtype);
  968:                   objd2[thiscol]='c&'
  969:                        +data1[0]+'&'+data2[jk]+'&'+data1[2]+'&'+data1[3];
  970:                } else {
  971:                   colmap3[thiscol]='ctd';
  972:                   colmap6[thiscol]=ck;
  973:                   objd2[thiscol]='c&'
  974:                        +data1[0]+'&'+data2[jk]+'&'+data1[2]+'&-';
  975:                }       
  976:             }
  977:          }
  978:          for (k=left;k<=right;k++) { notempty[k]=1; colmap5[k]=ck; }
  979:          middle=Math.round((left+right)/2);
  980:          if (rtype=='start') {
  981:             colmap[middle]='rs:';
  982:          } else {
  983:             if (rtype=='finish') {
  984:                colmap[middle]='rf:';
  985:             } else {
  986:                colmap[middle]='r:';
  987:             }
  988:          }
  989:          objd1[middle]+='r&'+data2[jk];
  990: 
  991:          if (rightin>middle) {
  992:             for (k=middle+1;k<rightin;k++) { 
  993:                if (colmap4[k]!='') {
  994:                   colmap[k]='rlt'; 
  995:                } else {
  996:                   colmap[k]='rl';
  997:                }
  998:             }
  999:             colmap[rightin]='tl'; 
 1000:          }
 1001:          if (leftin<middle) {
 1002:             for (k=middle-1;k>leftin;k--) { 
 1003:                if (colmap4[k]!='') {
 1004:                   colmap[k]='lrt'; 
 1005:                } else {
 1006:                   colmap[k]='lr';
 1007:                }
 1008:             }
 1009:             colmap[leftin]='tr'; 
 1010:          }
 1011: 
 1012:          if ((leftout>middle) && (anyout)) {
 1013:             colmap2[middle]='tr'; 
 1014:          }
 1015:          if (leftout==middle) {
 1016:             if (rightout==middle) { colmap2[middle]='td'; }
 1017:             if (rightout>middle)  { colmap2[middle]='rtd'; }
 1018:          }
 1019:          if (leftout<middle) {
 1020:             if (rightout<middle)  { colmap2[middle]='tl'; }
 1021:             if (rightout==middle) { colmap2[middle]='tdl'; }
 1022:             if (rightout>middle)  { 
 1023:               if (colmap3[middle]!='') {
 1024:                  colmap2[middle]='rtdl'; 
 1025:               } else {
 1026:                  colmap2[middle]='rtl';
 1027:               }
 1028:             }
 1029:          }
 1030:          if (leftout<middle) {
 1031:             for (k=middle-1;k>leftout;k--) { 
 1032:                if (colmap3[k]!='') {
 1033:                   colmap2[k]='rld'; 
 1034:                } else {
 1035:                   colmap2[k]='rl';
 1036:                }
 1037:             }
 1038:             colmap2[leftout]='rd'; 
 1039:          }
 1040:          if (rightout>middle) {
 1041:             for (k=middle+1;k<rightout;k++) { 
 1042:                if (colmap3[k]!='') {
 1043:                   colmap2[k]='lrd'; 
 1044:                } else {
 1045:                   colmap2[k]='lr';
 1046:                }
 1047:             }
 1048:             colmap2[rightout]='ld'; 
 1049:          }        
 1050:       }
 1051:       if (data3[0]=='h') {
 1052:          data4=data3[2].split(':');
 1053:          if (col[data4[1]]>col[data4[0]]) {
 1054:             left=col[data4[0]];
 1055:             right=col[data4[1]];
 1056:             thisarrow='lr';
 1057:          } else {
 1058:             right=col[data4[0]];
 1059:             left=col[data4[1]];
 1060:             thisarrow='rl';
 1061:          }
 1062:          if (data3[4].split(':')[0]==1) {
 1063:             colmap[left]='tr';
 1064:          } else {
 1065:             colmap[left]='rd'; colmap2[left]='utd'; colmap3[left]='utd';   
 1066:          }
 1067:          notempty[left]=1;
 1068:          notempty[right]=1;
 1069:          for (k=left+1;k<right;k++) { 
 1070:             notempty[k]=1;
 1071:             if (colmap[k]=='') {
 1072:                colmap[k]=thisarrow; 
 1073:                objd1[k]=data2[jk];
 1074:             } else {
 1075:                colmap[k]='tdrl';
 1076:                objd1[k]='';
 1077:             }
 1078:          }
 1079:          if (data3[4].split(':')[1]==1) {
 1080:             colmap[right]='tl';
 1081:          } else {
 1082:             colmap[right]='ld'; colmap2[right]='utd'; colmap3[right]='utd';   
 1083:          }
 1084:          objd1[left]=data2[jk];
 1085:          objd1[right]=data2[jk];
 1086:       }
 1087:       if (data3[0]=='v') { 
 1088:          left=col[data3[1]];
 1089:          if (colmap[left]=='') {
 1090:             if (data3[3]==1) { colmap[left]='dt'; } else { colmap[left]='td'; }
 1091:             objd1[left]=data2[jk]+'&'+jid;
 1092:             objd2[left]=objd1[left];
 1093:          } else {
 1094:             colmap[left]='tdrl';
 1095:             objd1[left]='';
 1096:          }
 1097:          colmap2[left]='utd'; colmap3[left]='utd';
 1098:       }
 1099:    }
 1100:    rtype=rowtype[jid];
 1101:    for (k=0;k<=maxcol;k++) {
 1102:     drawcell(rtype,coltype[rcol[k]],colmap[k],colmap5[k],objd1[k],jid,k,
 1103:              notempty[k]);
 1104:    }
 1105:    if (rowtype[jid]==2) {
 1106:       parent.mapout.document.writeln('</tr>');
 1107:       parent.mapout.document.writeln('<tr height='+rh[1]+'>');
 1108:       for (k=0;k<=maxcol;k++) {
 1109:        drawcell(1,coltype[rcol[k]],colmap2[k],colmap5[k],objd2[k],jid,k,
 1110:                 notempty[k]);
 1111:       }
 1112:       parent.mapout.document.writeln('</tr>');
 1113:       parent.mapout.document.writeln('<tr height='+rh[1]+'>');
 1114:       for (k=0;k<=maxcol;k++) {
 1115:        drawcell(1,coltype[rcol[k]],colmap3[k],colmap6[k],objd2[k],jid,k,
 1116:                 notempty[k]);
 1117:       }
 1118:    }     
 1119:  }
 1120:  parent.mapout.document.writeln('</tr>');
 1121: }
 1122: }
 1123: 
 1124: // -------------------------------------------------------------- Print message
 1125: 
 1126: function message(txt) {
 1127:    parent.window.status=txt;
 1128: }
 1129: 
 1130: // ------------------------------------------------------------- Draw the table
 1131:          
 1132: function draw () {
 1133:    var k; var kr;
 1134: 
 1135:    cleanup();
 1136:    save();
 1137: 
 1138:    rh[0]=0;
 1139:    rh[1]=zscale*10;
 1140:    rh[2]=zscale*20;
 1141:    cw[0]=0;
 1142:    cw[1]=zscale*10;
 1143:    cw[2]=zscale*20;
 1144: 
 1145:    parent.mapout.document.open('text/html','replace');
 1146:    parent.mapout.document.writeln('<html><body bgcolor="#FFFFFF">');
 1147:    
 1148:    if (tablemode==0) {
 1149:       if (graphdef=='no') { graphopt(); cleanup(); }
 1150:       for (k=0;k<=maxrow;k++) { rrow[row[k]]=k; }
 1151:       for (k=0;k<=maxcol;k++) { rcol[col[k]]=k; }
 1152:       parent.mapout.document.writeln(
 1153:        '<table cellpadding=0 cellspacing=0 border=0 rows='
 1154:        +disrows+' cols='+discols+'>');
 1155:       for (kr=0;kr<=maxrow;kr++) { 
 1156:         message("Generating Output Row "+kr); 
 1157:         drawrow(rrow[kr]); 
 1158:       }
 1159:    } else {
 1160:       message("Generating Table Output");
 1161:       for (k=0;k<=maxrow;k++) { rrow[row[k]]=k; }
 1162:       for (k=0;k<=maxcol;k++) { rcol[col[k]]=k; }
 1163: 
 1164:       parent.mapout.document.writeln( '<table>');
 1165:       if (tablemode==1) {
 1166:          tabledraw();
 1167:       } else {
 1168:          simpletabledraw();
 1169:       }
 1170:    } 
 1171: 
 1172:    parent.mapout.document.writeln('</table>');
 1173:    parent.mapout.document.writeln('</body></html>');
 1174:    parent.mapout.document.close();
 1175:    parent.focus();
 1176:    parent.mapout.focus();
 1177: }
 1178: 
 1179: // --------------------------------------------------------- Clears info window
 1180: 
 1181: function infoclear() {
 1182:  if (notclear!=1) {
 1183:   infcheck();
 1184:   inf.document.clear();
 1185:   inf.document.writeln
 1186:    ('<html><body bgcolor="#FFFFFF"><table><tr><td>'+
 1187:     '<img src="/adm/lonIcons/lonlogos.gif"></td>');
 1188:   if (linkmode!=0) {
 1189:    if (tablemode==0) {
 1190:      inf.document.writeln(
 1191:       '<td><b>Link Mode</b><hr>Click on a resource to link it with<br><b>'+
 1192:       (objcont[linkmode].split(':'))[0]+
 1193:       '</b><br>click anywhere else to cancel.</td>');
 1194:    } else {
 1195:      inf.document.writeln(
 1196: '<td><b>Link Mode</b><hr>Click on a resource number to link it with<br><b>'+
 1197:      (objcont[linkmode].split(':'))[0]+'</b><br>'+
 1198: '<a href="javascript:opener.linkmode=0;opener.notclear=0;opener.infoclear();">'
 1199:    +'Cancel</a></td>');
 1200:    }
 1201:   } else {
 1202:    if (tablemode==0) {
 1203:       inf.document.writeln(
 1204:         '<td><b>Click to Edit</b><hr>Click in a light gray area<br>'
 1205:        +'to insert resources, columns and rows</td>'
 1206:       );
 1207:    }
 1208:   }
 1209:   inf.document.writeln('</tr></table></body></html>');
 1210:   inf.document.close();
 1211:   parent.focus();
 1212:   parent.mapout.focus();
 1213:   notclear=1;
 1214:   lastinfo='';
 1215:  }
 1216: }
 1217: 
 1218: // ------------------------------------------------------------ Open inf window
 1219: 
 1220: function infopen() {
 1221:    var options="scrollbars=1,resizable=1,menubar=0,width=400,height=300";
 1222:    inf=open("","infout",options);
 1223: }
 1224: 
 1225: // -------------------------------------------------------- Do inf status check
 1226: 
 1227: function infcheck() {
 1228:    if (inf.closed) {
 1229:       infopen();
 1230:    }
 1231: }
 1232: 
 1233: // --------------------------------------------------- Prints out resource info
 1234: 
 1235: function info(infostr) {
 1236:  if ((editmode!=1) && (infostr!=lastinfo)) {
 1237:   notclear=1;
 1238:   infcheck();
 1239:   inf.document.clear();
 1240:   inf.document.writeln(
 1241:    '<html><body bgcolor="#FFFFFF">'+
 1242:    '<table><tr><td width=32><img src="info.gif"></td><td bgcolor="#AAFFAA">');
 1243:   data1=infostr.split('&');
 1244:   if (data1[0]=='c') {
 1245:      inf.document.write('<b>Condition (');
 1246:      data3=objlinks[data1[3]].split(':');
 1247:      if (data1[4]=='-') {
 1248:         inf.document.write('not set');
 1249:      } else {
 1250:         data2=objcont[data1[4]].split(':');
 1251:         if (data2[1]=='force') {
 1252:            inf.document.write('Blocking Other Links');
 1253:         } else {
 1254:            if (data2[1]=='stop') {
 1255:               inf.document.write('Blocking This Link');
 1256:            } else {
 1257:               inf.document.write('Recommendation');
 1258:            }
 1259:        }
 1260:      }   
 1261:      inf.document.writeln(')</b><hr>From <b>'+objcont[data3[0]].split(':')[0]+
 1262:                  '</b><br>to <b>'+objcont[data3[1]].split(':')[0]+'</b>');
 1263:   } else {
 1264:      if (data1[0]=='r') {
 1265:         data2=objcont[data1[1]].split(':');
 1266:         inf.document.write('<b>');
 1267:         if (data2[2]=='true') { inf.document.write('External '); }
 1268:         if (data2[3]=='start') {
 1269:            inf.document.writeln('<b>Start</b>');
 1270:         } else {
 1271:            if (data2[3]=='finish') {
 1272:               inf.document.writeln('<b>Finish</b>');
 1273:            } else {
 1274:               inf.document.writeln('<b>Resource</b>');
 1275:            }
 1276:         }
 1277:         if (data2[3]=='mandatory') {
 1278:            inf.document.write(' (Mandatory)');
 1279:         }
 1280:         if (data2[3]=='optional') {
 1281:            inf.document.write(' (Optional)');
 1282:         }
 1283:         inf.document.writeln('</b><hr><b>'+data2[0]+'</b><br>');
 1284:         inf.document.writeln((data2[1].split('/')).join(' / '));
 1285:      } else {
 1286:         inf.document.writeln('<b>Link</b><hr>');
 1287:         data2=obj[data1[0]].split('&');
 1288:         data3=objlinks[data2[data2.length-2]].split(':');
 1289:         inf.document.writeln('From <b>'+objcont[data3[0]].split(':')[0]+
 1290:                  '</b><br>to <b>'+objcont[data3[1]].split(':')[0]+'</b>');
 1291:      }
 1292:   }
 1293:   if (linkmode==0) {
 1294:      inf.document.writeln('<p>(click to edit)');
 1295:   } else {
 1296:      if (data1[0]=='r') {
 1297:         inf.document.writeln('<p>(click to link)');
 1298:      } else {
 1299:         inf.document.writeln('<p>(click to cancel linking and edit)');
 1300:      }
 1301:   }
 1302:   inf.document.writeln('</td></tr></table></body></html>');
 1303:   inf.document.close();
 1304:   parent.focus();
 1305:   parent.mapout.focus();
 1306:   notclear=0;
 1307:   lastinfo=infostr;
 1308:  }
 1309: }
 1310: 
 1311: // ------------------------------------------------ "Escapes" out special chars
 1312: 
 1313: function escape(instring) {
 1314:    var outstring='';
 1315:    var thischar;
 1316:    var k;
 1317:    for (k=0;k<instring.length;k++) {
 1318:       thischar=instring.charAt(k);
 1319:       if (thischar==':') { thischar='&#58;'; }
 1320:       if (thischar=='"') { thischar='&#34;'; }
 1321:       if (thischar=="'") { thischar='&#39;'; }
 1322:       if (thischar==',') { thischar='&#44;'; }
 1323:       outstring+=thischar;
 1324:    }
 1325:    return outstring;
 1326: }
 1327: 
 1328: // -------------------------------------------------- Insert resource into link
 1329: 
 1330: function insertreslink(infostr) {
 1331:    var lnr;
 1332:    var fobj;
 1333:    var tobj;
 1334:    var nobj;
 1335:    var cobj;
 1336:    var cid;
 1337:    var rid;
 1338:    data1=infostr.split('&');
 1339:    data2=obj[data1[0]].split('&');
 1340:    lnr=data2[data2.length-2];
 1341:    data3=objlinks[lnr].split(':');
 1342:    fobj=data3[0];
 1343:    tobj=data3[1];
 1344:    cobj=data3[2];
 1345:    if (data2[0]=='v') {
 1346:       rid=data1[1];
 1347:       cid=data2[1];
 1348:    } else {
 1349:       rid=data2[1];
 1350:       cid=(data2[2].split(':'))[0];
 1351:    }
 1352:    dellink(lnr);
 1353:    newresource(rid,cid,'','','false','normal');
 1354:    nobj=obj.length-1;
 1355:    joinres(fobj,nobj,cobj);
 1356:    joinres(nobj,tobj,0);
 1357: }
 1358: 
 1359: // -------------------------------------------- Insert resource after condition
 1360: 
 1361: function insertcondlink(cid,lnr) {
 1362:    var fobj;
 1363:    var tobj;
 1364:    var nobj;
 1365:    var cobj;
 1366:    data3=objlinks[lnr].split(':');
 1367:    fobj=data3[0];
 1368:    tobj=data3[1];
 1369:    cobj=data3[2];
 1370:    rid=(obj[fobj].split('&'))[1];
 1371:    insertrow(row[rid]);
 1372:    dellink(lnr);
 1373:    newresource(maxrow,cid,'','','false','normal');
 1374:    nobj=obj.length-1;
 1375:    joinres(fobj,nobj,cobj);
 1376:    joinres(nobj,tobj,0);
 1377: }
 1378: 
 1379: // ---------------------------------------------------- Handles "click to edit"
 1380: 
 1381: function handler(infostr) {
 1382:   var k;
 1383:   editmode=1;
 1384:   notclear=1;
 1385:   infcheck();
 1386:   inf.document.clear();
 1387:   inf.document.writeln(
 1388:    '<html><body bgcolor="#FFFFFF">'+
 1389:    '<table><tr><td width=32><img src="edit.gif"></td><td bgcolor="#AAFFAA">');
 1390:   data1=infostr.split('&');
 1391:   if (data1[0]=='c') {
 1392:      inf.document.writeln('<b>Condition</b><hr>');
 1393:      linkmode=0;
 1394:      if (data1[4]=='-') {
 1395:         data2[0]=''; data2[1]='normal';
 1396:      } else {
 1397:         data2=objcont[data1[4]].split(':');
 1398:      }
 1399:      inf.document.writeln(
 1400:          '<form name=condinfo><textarea name=c cols=30 rows=3>'
 1401:          +data2[0]+'</textarea><br><input type=radio name=s value=normal '+
 1402:     'onClick="self.document.forms.condinfo.elements.h.value='+"'normal'"+'"');
 1403:      if (data2[1]=='normal') { inf.document.write(' checked'); }
 1404:      inf.document.write(
 1405:       '> Recommendation if true<br><input type=radio name=s value=stop '+
 1406:       'onClick="self.document.forms.condinfo.elements.h.value='+"'stop'"+'"');
 1407:      if (data2[1]=='stop') { inf.document.write(' checked'); }
 1408:      inf.document.write(
 1409:       '> Blocking this link if false<br><input type=radio name=s value=force '+
 1410:       'onClick="self.document.forms.condinfo.elements.h.value='+"'force'"+'"');
 1411:      if (data2[1]=='force') { inf.document.write(' checked'); }
 1412:      inf.document.write(
 1413:    '> Blocking other links if true<br><a href="javascript:opener.editmode=0;'
 1414:       +'opener.notclear=0;');
 1415:      if (data1[4]=='-') {
 1416:         inf.document.write('opener.crecond('+data1[2]+','+data1[1]+','
 1417:       +'opener.escape(self.document.forms.condinfo.elements.c.value),'
 1418:       +'self.document.forms.condinfo.elements.h.value);');
 1419:      } else {
 1420:         inf.document.write('opener.objcont['+data1[4]+']='
 1421:       +'opener.escape(self.document.forms.condinfo.elements.c.value)+'+"':'"
 1422:       +'+self.document.forms.condinfo.elements.h.value+'+"':cond';");
 1423:      }
 1424:      inf.document.writeln(
 1425:       'opener.infoclear();opener.editmode=0;opener.draw('
 1426:       +');"><b>Change to above values</b></a>&nbsp;&nbsp;'
 1427:     +' <a href="javascript:self.document.forms.condinfo.reset()">Reset</a><br>'
 1428:       +'<input type=hidden name=h value='+data2[1]+'>');
 1429: 
 1430:         inf.document.writeln(
 1431:            '<a href="javascript:opener.notclear=0;opener.infoclear();'
 1432:    +'opener.delcond('+data1[2]+','+data1[1]+');opener.editmode=0;opener.draw('
 1433:          +');">Delete Condition</a><br>');
 1434:           inf.document.writeln(
 1435:            '<a href="javascript:opener.notclear=0;opener.infoclear();'
 1436:    +'opener.dellink('+data1[3]+');opener.editmode=0;opener.draw('
 1437:          +');">Delete Link</a>');
 1438: 
 1439:         inf.document.writeln('<br><a href="javascript:'+
 1440:          'opener.insertcondlink('+data1[1]+','+data1[3]+');'+
 1441:          'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1442:                               +');">Insert Resource Into Link</a>');
 1443: 
 1444: 
 1445: } else {
 1446:      if (data1[0]=='r') {
 1447:        if (linkmode!=0) {
 1448:         joinres(linkmode,data1[1],0);
 1449:         editmode=0;
 1450:         notclear=0;
 1451:         linkmode=0;
 1452:         inf.document.writeln('<b>Linked Resources</b>');
 1453:         draw();
 1454:        } else {
 1455:         data2=objcont[data1[1]].split(':');
 1456:         if (data2[3]=='start') {
 1457:            inf.document.writeln('<b>Start</b>');
 1458:         } else {
 1459:            if (data2[3]=='finish') {
 1460:               inf.document.writeln('<b>Finish</b>');
 1461:            } else {
 1462:               inf.document.writeln('<b>Resource</b>');
 1463:            }
 1464:         }
 1465:         inf.document.write(
 1466:          '<form name=resinfo><table><tr><td>Title:</td><td>'
 1467:         +'<input type=text name=t size=30 value="'
 1468:         +data2[0]+'"><input type=hidden name=h value='+data2[3]+'></td></tr>');
 1469:     if ((data2[3]!='start') && (data2[3]!='finish')) {
 1470:            inf.document.write('<tr><td>URL:</td><td>'
 1471:         +'<input type=text name=u size=30 value="'+data2[1]+'"></td></tr>'
 1472:         +'<tr><td>External:</td><td><input type=checkbox name=e');
 1473:         if (data2[2]=='true') { inf.document.write(' checked'); }
 1474:         inf.document.write('></td></tr>'
 1475:         +'<tr><td colspan=2>'
 1476:         +'<input type=radio name=y value=normal '+
 1477:  'onClick="self.document.forms.resinfo.elements.h.value='+"'normal'"+'"');
 1478:      if (data2[3]=='normal') { inf.document.write(' checked'); }
 1479:      inf.document.write(
 1480:       '> Regular&nbsp;&nbsp;<input type=radio name=y value=mandatory '+
 1481:  'onClick="self.document.forms.resinfo.elements.h.value='+"'mandatory'"+'"');
 1482:      if (data2[3]=='mandatory') { inf.document.write(' checked'); }
 1483:      inf.document.write(
 1484:       '> Mandatory&nbsp;&nbsp;<input type=radio name=y value=optional '+
 1485:  'onClick="self.document.forms.resinfo.elements.h.value='+"'optional'"+'"');
 1486:      if (data2[3]=='optional') { inf.document.write(' checked'); }
 1487:      inf.document.write('> Optional</td></tr>');
 1488:     } else {
 1489:      inf.document.write(
 1490:         '<tr><td><input type=hidden name=e value=false>'
 1491:                +'<input type=hidden name=u value=""></td></tr>');
 1492:     }
 1493:         inf.document.writeln(
 1494:          '<tr><td colspan=2><a href="javascript:opener.editmode=0;'
 1495:         +'opener.notclear=0;opener.objcont['+data1[1]
 1496:         +']=opener.escape(self.document.forms.resinfo.elements.t.value)+'+"':'"
 1497:         +'+opener.escape(self.document.forms.resinfo.elements.u.value)+'+"':'"
 1498:         +'+self.document.forms.resinfo.elements.e.checked+'+"':'"
 1499:         +'+self.document.forms.resinfo.elements.h.value+'+"':res'"
 1500:         +';opener.infoclear();opener.editmode=0;opener.draw();">'
 1501:         +'<b>Change to above values</b></a>&nbsp;&nbsp;'
 1502:         +' <a href="javascript:self.document.forms.resinfo.reset()">Reset</a>'
 1503:         +'</td></tr></table>');
 1504:     if ((data2[3]!='start') && (data2[3]!='finish')) {
 1505:         inf.document.writeln(
 1506:            '<a href="javascript:opener.notclear=0;opener.infoclear();'
 1507:          +'opener.delres('+data1[1]+',0);opener.editmode=0;opener.draw('
 1508:          +');">Delete Resource (cutting links)</a>');
 1509:         inf.document.writeln(
 1510:           '<br><a href="javascript:opener.notclear=0;opener.infoclear();'
 1511:          +'opener.delres('+data1[1]+',1);opener.editmode=0;opener.draw('
 1512:          +');">Delete Resource (preserving links)</a>');
 1513:     }
 1514:     if (data2[3]!='finish') {
 1515:         inf.document.writeln(
 1516:           '<br><a href="javascript:opener.editmode=0;opener.notclear=0;'
 1517:          +'opener.linkmode='+data1[1]+';'
 1518:          +'opener.infoclear();">Link Resource</a>');
 1519:     }
 1520:       }
 1521:      } else {
 1522:         linkmode=0;
 1523:         inf.document.writeln('<b>Link</b><hr><form>');
 1524:         data2=obj[data1[0]].split('&');
 1525:         k=data2[data2.length-2];
 1526:         data3=objlinks[k].split(':');
 1527:         inf.document.writeln('From <b>'+objcont[data3[0]].split(':')[0]+
 1528:               '</b><br>to <b>'+objcont[data3[1]].split(':')[0]+'</b>');
 1529:         inf.document.writeln('<br><a href="javascript:opener.dellink('+
 1530:      k+');opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1531:                               +');">Delete Link</a>');
 1532:         inf.document.writeln('<br><a href="javascript:'+
 1533:          "opener.insertreslink('"+infostr+"');"+
 1534:          'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1535:                               +');">Insert Resource Into Link</a>');
 1536:      }
 1537:   }
 1538:   inf.document.writeln(
 1539:      '<br><a href="javascript:opener.editmode=0;opener.notclear=0;'
 1540:      +'opener.infoclear();">Done</a>');
 1541:   inf.document.writeln('</form></td></tr></table></body></html>');
 1542:   inf.document.close();
 1543:   inf.focus();
 1544: }
 1545: 
 1546: // ----------------------------------------------------- Clicks on empty fields
 1547: 
 1548: function empty(rid,k) {
 1549:   var cid=findcol(k);
 1550:   var lcol=k-1;
 1551:   trow=row[rid];
 1552:   lrow=trow-1;
 1553:   editmode=1;
 1554:   notclear=1;
 1555:   linkmode=0;
 1556:   infcheck();
 1557:   inf.document.clear();
 1558:   inf.document.writeln(
 1559:    '<html><body bgcolor="#FFFFFF">'+
 1560:    '<table><tr><td width=32><img src="edit.gif"></td><td bgcolor="#AAFFAA">'+
 1561:    '<b>Empty Field</b><hr>');
 1562: 
 1563:         inf.document.writeln('<br><a href="javascript:opener.newresource('+
 1564:           rid+','+cid+",'','','false','normal');"+
 1565:          'opener.mostrecent=opener.obj.length-1;'+
 1566:          'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1567:           +');">Insert resource</a>');
 1568: 
 1569:   if ((mostrecent!=0) && (objcont[mostrecent]!='')) {
 1570: 
 1571:         inf.document.writeln('<br><a href="javascript:opener.newresource('+
 1572:           rid+','+cid+",'','','false','normal');"+
 1573:          'opener.mostrecent=opener.obj.length-1;'+
 1574:         'opener.joinres('+mostrecent+',opener.obj.length-1,0);'+
 1575:   'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1576:           +');">Insert resource linked to from most recent one</a>');
 1577: 
 1578:         inf.document.writeln('<br><a href="javascript:opener.newresource('+
 1579:           rid+','+cid+",'','','false','normal');"+
 1580:          'opener.mostrecent=opener.obj.length-1;'+
 1581:         'opener.joinres(opener.obj.length-1,'+mostrecent+',0);'+
 1582:   'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1583:           +');">Insert resource linking to most recent one</a>');
 1584:   }
 1585: 
 1586: 
 1587:   inf.document.writeln('<hr>Insert column:');
 1588:         inf.document.writeln('<a href="javascript:opener.insertcol('+
 1589:         lcol+');opener.addobj('+rid+",'e&'+opener.maxcol);"
 1590:        +'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1591:                               +');">left</a>');
 1592:         inf.document.writeln('<a href="javascript:opener.insertcol('+
 1593:         k+');opener.addobj('+rid+",'e&'+opener.maxcol);"
 1594:        +'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1595:                               +');">right</a> ');
 1596:    inf.document.writeln('<br>Insert row:');
 1597:         inf.document.writeln('<a href="javascript:opener.insertrow('+
 1598:         trow+');opener.addobj(opener.maxrow'+",'e&"+cid+"');"
 1599:        +'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1600:                               +');">below</a>');
 1601:         inf.document.writeln('<a href="javascript:opener.insertrow('+
 1602:         lrow+');opener.addobj(opener.maxrow'+",'e&"+cid+"');"
 1603:        +'opener.editmode=0;opener.notclear=0;opener.infoclear();opener.draw('
 1604:                               +');">above</a> ');
 1605: 
 1606: 
 1607:   inf.document.writeln(
 1608:    '<br><a href="javascript:opener.editmode=0;opener.notclear=0;'
 1609:   +'opener.infoclear();">Done</a>');
 1610:   inf.document.writeln('</td></tr></table></body></html>');
 1611:   inf.document.close();
 1612:   inf.focus();
 1613: }
 1614: 
 1615: // ---------------------------------------------------- Save into hidden fields
 1616: 
 1617: function save() {
 1618:   var k;
 1619:   if (graphdef=='yes') {
 1620:    parent.server.document.forms.storage.output.value='graphdef<:>yes';
 1621:    for (k=0;k<obj.length;k++) {
 1622:          parent.server.document.forms.storage.output.value+=
 1623:           '<&>obj<:>'+k+'<:>'+obj[k];
 1624:    }
 1625:    for (k=0;k<row.length;k++) {
 1626:          parent.server.document.forms.storage.output.value+=
 1627:           '<&>row<:>'+k+'<:>'+row[k];
 1628:    }
 1629:    for (k=0;k<col.length;k++) {
 1630:          parent.server.document.forms.storage.output.value+=
 1631:           '<&>col<:>'+k+'<:>'+col[k];
 1632:    }
 1633:    for (k=0;k<rowcont.length;k++) {
 1634:       if (rowcont[k]) {
 1635:          parent.server.document.forms.storage.output.value+=
 1636:           '<&>rowcont<:>'+k+'<:>'+rowcont[k];
 1637:       }
 1638:    }
 1639:    parent.server.document.forms.storage.output.value+=
 1640:       '<&>maxcol<:>'+maxcol; 
 1641:    parent.server.document.forms.storage.output.value+=
 1642:       '<&>maxrow<:>'+maxrow;
 1643:     parent.server.document.forms.storage.output.value+=
 1644:       '<&>zscale<:>'+zscale;
 1645: } else {
 1646:    parent.server.document.forms.storage.output.value='graphdef<:>no';
 1647:  }
 1648:  parent.server.document.forms.storage.output.value+=
 1649:    '<&>tablemode<:>'+tablemode;
 1650:    
 1651:    for (k=0;k<objcont.length;k++) {
 1652:       if (objcont[k]) {
 1653:          parent.server.document.forms.storage.output.value+=
 1654:           '<&>objcont<:>'+k+'<:>'+objcont[k];
 1655:       }
 1656:    }
 1657:    for (k=0;k<objlinks.length;k++) {
 1658:       if (objlinks[k]) {
 1659:          parent.server.document.forms.storage.output.value+=
 1660:           '<&>objlinks<:>'+k+'<:>'+objlinks[k];
 1661:       }
 1662:    }
 1663:    undopointer++;
 1664:    undostack[undopointer]=
 1665:     parent.server.document.forms.storage.output.value;
 1666: }
 1667: 
 1668: // ----------------------------------------------- Reset all layout information
 1669: 
 1670: function graphreset() {
 1671: 
 1672:    var k;
 1673: 
 1674:    for (k=0;k<obj.length;k++) { obj[k]=''; }
 1675:    obj.length=0;
 1676:    obj[0]='';
 1677: 
 1678:    rowcont.length=0;
 1679:    rowcont[0]='';
 1680: 
 1681:    row.length=0;
 1682:    row[0]=0;
 1683:    maxrow=0;
 1684: 
 1685:    col.length=0;
 1686:    colmap.length=0;
 1687:    maxcol=-1;
 1688:    insertcol(-1);
 1689: 
 1690:    objcont[0]='';
 1691:    objcont[1]='Start::false:start:res'
 1692:    objcont[2]='Finish::false:finish:res';
 1693:    objlinks[0]='';
 1694:    objlinks[1]='1:2:0';
 1695: 
 1696:    graphdef='no';
 1697: 
 1698: }
 1699: 
 1700: // --------------------- Compare two resources with each other for "straighten"
 1701: 
 1702: function rescompare(a,b) {
 1703:    data1=a.split(':');
 1704:    data2=b.split(':');
 1705:    var rvalue=0;
 1706:    var k;
 1707:    for (k=1;k<data1.length;k++) {
 1708:       if (data1[k]==data2[0]) { rvalue--; }
 1709:    }
 1710:    for (k=1;k<data3.length;k++) {
 1711:       if (data2[k]==data1[0]) { rvalue++; }
 1712:    }
 1713:    if (rvalue==0) { rvalue=data2.length-data1.length; }
 1714:    return rvalue;
 1715: }
 1716: 
 1717: // -------------------------------------------- Draw the table instead of graph
 1718: 
 1719: function tabledraw() {
 1720:   var objsorted=new Array();
 1721:   var robjs=new Array();
 1722:   var iobjs=new Array();
 1723:   var k;
 1724:   var i;
 1725:   var j;
 1726:   var nr;
 1727:   var ck;
 1728:   var cck;
 1729:   var condid;
 1730:   var sortstr=sortobjs();
 1731:  insrestab(1,-1,-1,'');
 1732:  if (sortstr!='') {
 1733:   objsorted=sortstr.split('&');
 1734:   for (k=0;k<objsorted.length;k++) {
 1735:      i=(objsorted[k].split(':'))[0];
 1736:      iobjs[k]=i;
 1737:      robjs[i]=k;
 1738:   }
 1739:   for (k=0;k<iobjs.length;k++) {
 1740:        i=iobjs[k];
 1741:        if (k<objsorted.length-1) {
 1742:           nr=iobjs[k+1];
 1743:        } else {
 1744:           nr=-1;
 1745:        }
 1746:        data1=objcont[i].split(':');
 1747:        ck=rescolor(data1[2],data1[3]);
 1748:         parent.mapout.document.write('<tr><td bgcolor="'+ck
 1749:         +'"><b><a href="javascript:if (parent.code.linkmode!=0) { '
 1750:         +'parent.code.joinres(parent.code.linkmode,'+i+',0);'
 1751:         +'parent.code.linkmode=0;parent.code.editmode=0;'
 1752:         +'parent.code.notclear=0;parent.code.infoclear();'
 1753:         +'parent.code.draw(); }">'+k+'</a></b></td><td bgcolor="'+ck
 1754:         +'"><form name=r'+i+' method=post>');
 1755:       data2=obj[i].split('&');
 1756:       parent.mapout.document.write('<table bgcolor="#CCCCCC">');
 1757:       if (data1[3]=='start') { 
 1758:          parent.mapout.document.writeln('<tr><td><b>Start</b></td></tr>');
 1759:       }
 1760:       if (data1[3]=='finish') { 
 1761:          parent.mapout.document.writeln('<tr><td><b>Finish</b></td></tr>');
 1762:       }
 1763:       parent.mapout.document.write(
 1764:        '<tr><td>Title:</td><td><input type=text name=t size=50 value="'
 1765:             +data1[0]+'"><input type=hidden name=h value='+data1[3]
 1766:             +'></td></tr>');
 1767:     if ((data1[3]!='start') && (data1[3]!='finish')) {
 1768:       parent.mapout.document.write(
 1769:        '<tr><td>URL:</td><td><input type=text name=u size=50 value="'
 1770:                                   +data1[1]+'"></td></tr>'
 1771:           +'<tr><td>External:</td><td><input type=checkbox name=e');
 1772:         if (data1[2]=='true') { parent.mapout.document.write(' checked'); }
 1773:         parent.mapout.document.write('></td></tr>'
 1774:         +'<tr><td colspan=2><input type=radio name=y value=normal '+
 1775:  'onClick="parent.mapout.document.forms.r'+i+'.elements.h.value='+
 1776:      "'normal'"+'"');
 1777:      if (data1[3]=='normal') { parent.mapout.document.write(' checked'); }
 1778:      parent.mapout.document.write(
 1779:       '> Regular&nbsp;&nbsp;<input type=radio name=y value=mandatory '+
 1780:  'onClick="parent.mapout.document.forms.r'+i+'.elements.h.value='+
 1781:      "'mandatory'"+'"');
 1782:      if (data1[3]=='mandatory') { parent.mapout.document.write(' checked'); }
 1783:      parent.mapout.document.write(
 1784:       '> Mandatory&nbsp;&nbsp;<input type=radio name=y value=optional '+
 1785:  'onClick="parent.mapout.document.forms.r'+i+'.elements.h.value='+
 1786:      "'optional'"+'"');
 1787:      if (data1[3]=='optional') { parent.mapout.document.write(' checked'); }
 1788:      parent.mapout.document.write('> Optional</td></tr>');
 1789:     } else {
 1790:      parent.mapout.document.write(
 1791:        '<tr><td><input type=hidden name=u value="">'
 1792:               +'<input type=hidden name=e value=false></td></tr>');
 1793:     }
 1794:      parent.mapout.document.write(
 1795:          '<tr><td colspan=2><a href="javascript:parent.code.objcont['+i        
 1796:         +']=parent.code.escape(parent.mapout.document.forms.r'+i
 1797:         +'.elements.t.value)+'+"':'"
 1798:         +'+parent.code.escape(parent.mapout.document.forms.r'+i
 1799:         +'.elements.u.value)+'+"':'"
 1800:         +'+parent.mapout.document.forms.r'+i+'.elements.e.checked+'+"':'"
 1801:         +'+parent.mapout.document.forms.r'+i+'.elements.h.value+'+"':res'"
 1802:         +';parent.code.draw();">'
 1803:         +'<b>Change to above values</b></a>&nbsp;&nbsp;'
 1804:         +' <a href="javascript:parent.mapout.document.forms.r'+i
 1805:         +'.reset()">Reset</a></td></tr><tr><td colspan=2>');
 1806:     if ((data1[3]!='start') && (data1[3]!='finish')) {
 1807:      parent.mapout.document.writeln(
 1808:  '<A href="javascript:parent.code.notclear=0;parent.code.infoclear();'
 1809: +'parent.code.delres('+i+',0);parent.code.editmode=0;parent.code.draw();">'
 1810: +'Delete Resource (cutting links)</A><br>'
 1811: +'<A href="javascript:parent.code.notclear=0;parent.code.infoclear();'
 1812: +'parent.code.delres('+i+',1);parent.code.editmode=0;parent.code.draw();">'
 1813: +'Delete Resource (preserving links)</A><br>');
 1814:     }
 1815:     if (data1[3]!='finish') {
 1816:        parent.mapout.document.writeln(
 1817:         '<a href="javascript:parent.code.linkmode='+i+
 1818:        ';parent.code.notclear=0;parent.code.infoclear();">'+
 1819:        'Link resource</a></td></tr>');
 1820:     }
 1821:        parent.mapout.document.writeln('<tr><td colspan=2><table><tr>');
 1822:        for (j=2;j<data2.length;j++) {
 1823:            data4=data2[j].split(':');
 1824:            data3=objlinks[data4[2]].split(':');
 1825:            if (data3.length>1) {
 1826:               if (data3[1]==nr) {
 1827:                  cck='#AAAAAA';
 1828:                  if (data3[2]!=0) { 
 1829:                    cck=condcolor((objcont[data3[2]].split(':'))[1]);
 1830:                    condid=data3[2];
 1831:                  } else {
 1832:                    condid='-';
 1833:                  }                 
 1834:                  parent.mapout.document.writeln(
 1835:                   '<td bgcolor='+cck+'>Next<br>');
 1836:                  parent.mapout.document.writeln(
 1837:                   '<a href="javascript:parent.code.handler('+
 1838:                   "'c&"+data4[0]+'&'+i+'&'+data4[2]+'&'+condid+"');"
 1839:                   +'">Edit</a>');
 1840:                  parent.mapout.document.writeln('</td>');
 1841:               }
 1842:            }
 1843:        }
 1844:        for (j=2;j<data2.length;j++) {
 1845:            data4=data2[j].split(':');
 1846:            data3=objlinks[data4[2]].split(':');
 1847:            if (data3.length>1) {
 1848:               if ((data3[1]!=nr) && (data3[1]!=0)) {
 1849:                  cck='#AAAAAA';
 1850:                  if (data3[2]!=0) { 
 1851:                    cck=condcolor((objcont[data3[2]].split(':'))[1]);
 1852:                    condid=data3[2];
 1853:                  } else {
 1854:                    condid='-';
 1855:                  }
 1856:                  parent.mapout.document.writeln(
 1857:                   '<td bgcolor='+cck+'>To: '+robjs[data3[1]]+'<br>');
 1858:                  parent.mapout.document.writeln(
 1859:                   '<a href="javascript:parent.code.handler('+
 1860:                   "'c&"+data4[0]+'&'+i+'&'+data4[2]+'&'+condid+"');"
 1861:                   +'">Edit</a>');
 1862:                  parent.mapout.document.writeln('</td>');
 1863:               }
 1864:            }
 1865:        }
 1866:        parent.mapout.document.writeln(
 1867:         '</tr></table></td></tr></table></form>');
 1868:        insrestab(rrow[data2[1]],i,nr,data1[3]);
 1869: 
 1870:    }
 1871:   }
 1872: }
 1873: 
 1874: // ----------------------------------------------------- Insert Resource Output
 1875: 
 1876: function insrestab(irow,be,af,typ) {
 1877:   parent.mapout.document.writeln('<tr><td colspan=2>'+
 1878:        '<table><tr><td><a href="javascript:parent.code.insertrow('
 1879:        +irow+');parent.code.newresource(parent.code.maxrow,'+rcol[1]
 1880:  +",'','','false','normal');parent.code.mostrecent=parent.code.obj.length-1;"
 1881:        +'parent.code.draw();">'
 1882:        +'Insert resource</a></td><td>');
 1883:   if ((be!=-1) && (typ!='finish')) {
 1884:    parent.mapout.document.writeln(
 1885:        '<a href="javascript:parent.code.insertrow('
 1886:        +irow+');parent.code.newresource(parent.code.maxrow,'+rcol[0]
 1887:  +",'','','false','normal');parent.code.mostrecent=parent.code.obj.length-1;"
 1888:        +'parent.code.joinres('+be+',parent.code.mostrecent,0);'
 1889:        +'parent.code.draw();">'
 1890:        +'Insert resource linked to from above</a><br>');
 1891:   }
 1892:   if ((be!=-1) && (af!=-1) && (typ!='finish')) {
 1893:      parent.mapout.document.writeln(
 1894:        '<a href="javascript:parent.code.insertrow('
 1895:        +irow+');parent.code.newresource(parent.code.maxrow,'+rcol[0]
 1896:  +",'','','false','normal');parent.code.mostrecent=parent.code.obj.length-1;"
 1897:        +'parent.code.joinres('+be+',parent.code.mostrecent,0);'
 1898:        +'parent.code.joinres(parent.code.mostrecent,'+af+',0);'
 1899:        +'parent.code.draw();">'
 1900:        +'Insert resource linked to from above and linking to below</a><br>');
 1901:   }
 1902:   if (af!=-1) {
 1903:      parent.mapout.document.writeln(
 1904:        '<a href="javascript:parent.code.insertrow('
 1905:        +irow+');parent.code.newresource(parent.code.maxrow,'+rcol[0]
 1906:  +",'','','false','normal');parent.code.mostrecent=parent.code.obj.length-1;"
 1907:        +'parent.code.joinres(parent.code.mostrecent,'+af+',0);'
 1908:        +'parent.code.draw();">'
 1909:        +'Insert resource linking to below</a><br>');
 1910:   }
 1911:   parent.mapout.document.writeln('</td></tr></table></tr>');
 1912: }
 1913: // ---------------------------------------- Draw simple table instead of graph
 1914: 
 1915: function simpletabledraw() {
 1916:   var objsorted=new Array();
 1917:   var robjs=new Array();
 1918:   var iobjs=new Array();
 1919:   var k;
 1920:   var i;
 1921:   var j;
 1922:   var nr;
 1923:   var ck;
 1924:   var cck;
 1925:   var condid;
 1926:   var sortstr=sortobjs();
 1927:  if (sortstr!='') {
 1928:   objsorted=sortstr.split('&');
 1929:   for (k=0;k<objsorted.length;k++) {
 1930:      i=(objsorted[k].split(':'))[0];
 1931:      iobjs[k]=i;
 1932:      robjs[i]=k;
 1933:   }
 1934:   for (k=0;k<iobjs.length;k++) {
 1935:        i=iobjs[k];
 1936:        if (k<objsorted.length-1) {
 1937:           nr=iobjs[k+1];
 1938:        } else {
 1939:           nr=-1;
 1940:        }
 1941:        data1=objcont[i].split(':');
 1942:        ck=rescolor(data1[2],data1[3]);
 1943:         parent.mapout.document.write('<tr><td bgcolor="'+ck
 1944:         +'"><b>'+k+'</b></td><td bgcolor="'+ck
 1945:         +'">');
 1946:       data2=obj[i].split('&');
 1947:       parent.mapout.document.write('<table>');
 1948:       if (data1[3]=='start') { 
 1949:          parent.mapout.document.writeln('<tr><td><b>Start</b></td></tr>');
 1950:       }
 1951:       if (data1[3]=='finish') { 
 1952:          parent.mapout.document.writeln('<tr><td><b>Finish</b></td></tr>');
 1953:       }
 1954:       parent.mapout.document.write(
 1955:        '<tr><td>Title:</td><td>'+data1[0]+'</td></tr>');
 1956:       parent.mapout.document.write(
 1957:        '<tr><td>URL:</td><td>'+data1[1]+'</td></tr>'
 1958:       +'<tr><td colspan=2><table><tr>');
 1959:        for (j=2;j<data2.length;j++) {
 1960:            data4=data2[j].split(':');
 1961:            data3=objlinks[data4[2]].split(':');
 1962:            if (data3.length>1) {
 1963:               if (data3[1]==nr) {
 1964:                  cck='#AAAAAA';
 1965:                  if (data3[2]!=0) { 
 1966:                    cck=condcolor((objcont[data3[2]].split(':'))[1]);
 1967:                    condid=data3[2];
 1968:                  } else {
 1969:                    condid='-';
 1970:                  }                 
 1971:                  parent.mapout.document.writeln(
 1972:                   '<td bgcolor='+cck+'>Next<br>');
 1973:                   parent.mapout.document.writeln('</td>');
 1974:               }
 1975:            }
 1976:        }
 1977:        for (j=2;j<data2.length;j++) {
 1978:            data4=data2[j].split(':');
 1979:            data3=objlinks[data4[2]].split(':');
 1980:            if (data3.length>1) {
 1981:               if ((data3[1]!=nr) && (data3[1]!=0)) {
 1982:                  cck='#AAAAAA';
 1983:                  if (data3[2]!=0) { 
 1984:                    cck=condcolor((objcont[data3[2]].split(':'))[1]);
 1985:                    condid=data3[2];
 1986:                  } else {
 1987:                    condid='-';
 1988:                  }
 1989:                  parent.mapout.document.writeln(
 1990:                   '<td bgcolor='+cck+'>To: '+robjs[data3[1]]+'<br>');
 1991:                  parent.mapout.document.writeln('</td>');
 1992:               }
 1993:            }
 1994:        }
 1995:        parent.mapout.document.writeln('</tr></table></td></tr></table></tr>');
 1996:    }
 1997:   } else {
 1998:     parent.mapout.document.writeln('<tr><td>No Resources</td></tr>');
 1999:   }
 2000: }
 2001: 
 2002: // ---------------------------------- Sort objects to straighten graph or table
 2003: 
 2004: function sortobjs() {
 2005:    message("Sorting Resources");
 2006:    var k;
 2007:    var ij;
 2008:    var dol;
 2009:    var dtl;
 2010:    var kj;
 2011:    var sortthis=0;
 2012:    var objsort=new Array();
 2013:    for (k=1;k<objcont.length;k++) {
 2014:       if (objcont[k]) {
 2015:          data1=objcont[k].split(':');
 2016:          if (data1[data1.length-1]=='res') {
 2017:             objsort[objsort.length]=''+k;
 2018:          }
 2019:       }
 2020:    }
 2021:    if (objsort.length==0) { return ''; }
 2022:    for (k=1;k<objlinks.length;k++) {
 2023:      if (objlinks[k]!='') {
 2024:       sortthis=1;
 2025:       data1=objlinks[k].split(':');
 2026:       kj=-1;
 2027:       for (j=0;j<objsort.length;j++) {
 2028:          if ((objsort[j].split(':'))[0]==data1[0]) {
 2029:             kj=j;
 2030:          }
 2031:       }
 2032:       objsort[kj]+=':'+data1[1];
 2033:      }
 2034:    }
 2035:    if (sortthis!=0) {
 2036:     for (k=0;k<objsort.length;k++) {
 2037:       for (j=0;j<objsort.length;j++) {
 2038:         if (k!=j) {
 2039:           data1=objsort[k].split(':');
 2040:           data2=objsort[j].split(':');
 2041:           dol=data1.length;
 2042:           dtl=data2.length;
 2043:           for (kj=1;kj<dol;kj++) {
 2044:              if (data1[kj]==data2[0]) {
 2045:                 for (ij=1;ij<dtl;ij++) {
 2046:                    data1[data1.length]=data2[ij];
 2047:                 }
 2048:              }
 2049:           }
 2050:           for (kj=1;kj<dtl;kj++) {
 2051:              if (data2[kj]==data1[0]) {
 2052:                  for (ij=1;ij<dol;ij++) {
 2053:                    data2[data2.length]=data1[ij];
 2054:                 }
 2055:             }
 2056:           }
 2057:           objsort[k]=data1.join(':');
 2058:           objsort[j]=data2.join(':');
 2059:          }
 2060:       } 
 2061:    }
 2062:    return objsort.sort(rescompare).join('&');
 2063:   } else {
 2064:    return objsort.join('&');
 2065:   }
 2066: }
 2067: 
 2068: // ----------------------------------------------------------- Straighten graph
 2069: 
 2070: function graphopt() {
 2071:   var k;
 2072:   var kj;
 2073:   var ij;
 2074: 
 2075:   var objsorted=new Array();
 2076:   condense(); 
 2077:   graphreset();
 2078:   objsorted=(sortobjs()).split('&');
 2079:   if (objsorted.length==0) { return; }
 2080:    message("Creating Optimized Graph");
 2081:    var thisnewobj=''+(objsorted[0].split(':'))[0];
 2082:    rowcont[1]=thisnewobj;
 2083:    var thiscolmax=1;
 2084:    obj[thisnewobj]='b&1&'+thiscolmax+':0:0:0';   
 2085:    var allcolmax=0;
 2086:    for (k=1;k<objsorted.length;k++) {
 2087:       thisnewobj=(objsorted[k].split(':'))[0];
 2088:       if (rescompare(objsorted[k-1],objsorted[k])==0) {
 2089:          rowcont[rowcont.length-1]+=':'+thisnewobj;
 2090:          thiscolmax++;
 2091:       } else {
 2092:          rowcont[rowcont.length]=thisnewobj;
 2093:          thiscolmax=1;
 2094:       }
 2095:       kj=rowcont.length-1;
 2096:       obj[thisnewobj]='b&'+kj+'&'+thiscolmax+':0:0:0';
 2097:       if (thiscolmax>allcolmax) { allcolmax=thiscolmax; }
 2098:    }
 2099:    for (k=0;k<obj.length;k++) {
 2100:        if (!obj[k]) { obj[k]=''; }
 2101:    }
 2102:    for (k=0;k<=allcolmax;k++) { insertcol(0); }
 2103:    for (k=0;k<rowcont.length;k++) { 
 2104:       row[k]=k;
 2105:    }
 2106:    maxrow=rowcont.length-1;
 2107: 
 2108:    var oldlinks=new Array();
 2109:    for (k=0;k<objlinks.length;k++) { oldlinks[k]=objlinks[k]; }
 2110:    objlinks.length=0;
 2111:    objlinks[0]='';
 2112:    for (k=0;k<objsorted.length;k++) {
 2113:       kj=(objsorted[k].split(':'))[0];
 2114:       for (ij=1;ij<oldlinks.length;ij++) {
 2115:         if (oldlinks[ij]) {
 2116:           data1=oldlinks[ij].split(':');
 2117:           if (data1[0]==kj) {
 2118:              joinres(data1[0],data1[1],data1[2]);
 2119:           }
 2120:          }
 2121:       }
 2122:    }
 2123:    graphdef='yes';
 2124: }
 2125: 
 2126: // ----------------------------------------------------------- Remove e-objects
 2127: 
 2128: function condense() {
 2129:    message("Condensing");
 2130:    var j;
 2131:    for (j=0;j<=maxrow;j++) {
 2132:      if (rowcont[j]!='') {
 2133:       data1=rowcont[j].split(':');
 2134:       rowcont[j]='';
 2135:       for (k=0;k<data1.length;k++) {
 2136:          if (obj[data1[k]].substring(0,2)!='e&') {
 2137:             if (rowcont[j]!='') { rowcont[j]+=':'; }
 2138:             rowcont[j]+=data1[k];
 2139:          }
 2140:       }
 2141:      }
 2142:    }
 2143: }
 2144: 
 2145: // ---------------------------------------------------- Load from hidden fields
 2146: 
 2147: function load() {
 2148:    message("Loading");
 2149:    var k;
 2150:    for (k=0;k<objcont.length;k++) { objcont[k]=''; }
 2151:    objcont.length=0;
 2152:    for (k=0;k<objlinks.length;k++) { objlinks[k]=''; }
 2153:    objlinks.length=0;
 2154:    objlinks[0]='';
 2155:    objcont[0]='';
 2156:    editmode=0;
 2157:    notclear=0;
 2158:    lastinfo='';
 2159:    graphreset();
 2160:    var inputstr=parent.server.document.forms.storage.output.value;
 2161:    if (inputstr!='') {
 2162:    data1=inputstr.split('<&>');
 2163:    var k;
 2164:    for (k=0;k<data1.length;k++) {
 2165:        data2=data1[k].split('<:>');
 2166:        if (data2[0]=='graphdef') { graphdef=data2[1]; }
 2167:        if (data2[0]=='maxcol') { maxcol=1*data2[1]; }
 2168:        if (data2[0]=='maxrow') { maxrow=1*data2[1]; }
 2169:        if (data2[0]=='obj') { obj[data2[1]]=data2[2]; }
 2170:        if (data2[0]=='objcont') { objcont[data2[1]]=data2[2]; }
 2171:        if (data2[0]=='objlinks') { objlinks[data2[1]]=data2[2]; }
 2172:        if (data2[0]=='rowcont') { rowcont[data2[1]]=data2[2]; }
 2173:        if (data2[0]=='row') { row[data2[1]]=1*data2[2]; }
 2174:        if (data2[0]=='col') { col[data2[1]]=1*data2[2]; }
 2175:        if (data2[0]=='tablemode') { tablemode=1*data2[1]; }
 2176:        if (data2[0]=='zscale') { zscale=1*data2[1]; }
 2177:    }
 2178:   }
 2179: }
 2180: 
 2181: // -------------------------------------------------------------- Undo function
 2182: 
 2183: function undo() {
 2184:    if (undopointer>1) {
 2185:       undopointer--;
 2186:       parent.server.document.forms.storage.output.value
 2187:        =undostack[undopointer];
 2188:       load();
 2189:       undopointer--;
 2190:       draw();
 2191:       stored=0;
 2192:    } else {
 2193:       alert("Cannot undo: reached beginning of edit session");
 2194:    }
 2195: }
 2196: 
 2197: // -------------------------------------------------------------- Redo function
 2198: 
 2199: function redo() {
 2200:    if (undopointer<undostack.length-1) {
 2201:       undopointer++;
 2202:       parent.server.document.forms.storage.output.value
 2203:        =undostack[undopointer];
 2204:       load();
 2205:       undopointer--;
 2206:       draw();
 2207:       stored=0;
 2208:    } else {
 2209:       alert("Cannot redo: reached end of edit session");
 2210:    }
 2211: }
 2212:  
 2213: // ------------------------------------------------------------ Revert function
 2214: 
 2215: function revert() {
 2216:    if (confirm("Revert to beginning of edit session?")) {
 2217:       undopointer=2;
 2218:       undo();
 2219:    }
 2220: }
 2221: 
 2222: // -------------------------------------------------------------- Store changes
 2223: 
 2224: function storechange() {
 2225:    parent.server.document.forms.storage.submit();
 2226:    stored=1;
 2227:    alert("Stored changes");   
 2228: }
 2229: 
 2230: // ---------------------------------------------------------------- Toggle Mode
 2231: 
 2232: function togglemode() {
 2233:    if (tablemode==0) { 
 2234:       tablemode=1; 
 2235:    } else {
 2236:       if (tablemode==1) { 
 2237:          tablemode=2; 
 2238:       } else {
 2239:          tablemode=0; 
 2240:       } 
 2241:    } 
 2242:    notclear=0;
 2243:    infoclear();
 2244:    draw();
 2245: }
 2246: 
 2247: // -------------------------------------------------------- Main program onLoad
 2248: 
 2249: function main() {
 2250: 
 2251:    if (mainrun==0) {
 2252:       infopen();
 2253:       infoclear();
 2254:       load();
 2255:       draw();
 2256:       stored=1;
 2257:       mainrun=1;
 2258:    }
 2259: 
 2260: }
 2261: 
 2262: // ------------------------------------------------------------- Save on leave?
 2263: 
 2264: function leave() {
 2265:    if (!inf.closed) {
 2266:       inf.close();
 2267:    }
 2268:    if (stored==0) {
 2269:       if (confirm('Store changes?')) {
 2270:          storechange();   
 2271:       }
 2272:    }
 2273: }
 2274: 
 2275: </script>
 2276: </head>
 2277: 
 2278: <body bgcolor="#FFFFFF" onLoad="main();" onUnload="leave();">
 2279: <a href="javascript:togglemode();">Toggle Display Mode</a>
 2280: <a href="javascript:if (zscale>1) { zscale--; draw();}">Zoom Out</a>
 2281: <a href="javascript:if (zscale<3) { zscale++; draw();}">Zoom In</a>
 2282: <a href="javascript:condense();draw();">Condense</a>
 2283: <a href="javascript:graphopt();draw();">Straighten</a>
 2284: <a href="javascript:revert();">Revert</a>
 2285: <a href="javascript:undo();">Undo</a>
 2286: <a href="javascript:redo();">Redo</a>
 2287: <a href="javascript:storechange();">Store</a>
 2288: </body>
 2289: </html>
 2290: 
 2291: 
 2292: 
 2293: 
 2294: 

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