--- rat/client/parameter.html	2007/05/02 01:34:37	1.43
+++ rat/client/parameter.html	2021/03/08 14:27:57	1.71.8.1
@@ -1,9 +1,11 @@
-<html>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN"
+    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
 <!--
 The LearningOnline Network with CAPA
 Parameter Input Window
 //
-// $Id: parameter.html,v 1.43 2007/05/02 01:34:37 albertel Exp $
+// $Id: parameter.html,v 1.71.8.1 2021/03/08 14:27:57 raeburn Exp $
 //
 // Copyright Michigan State University Board of Trustees
 //
@@ -29,17 +31,22 @@ Parameter Input Window
 //
 -->
 <head>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 <title>LON-CAPA</title>
-</head>
 
-<script>
+<script type="text/javascript">
+// <![CDATA[
 
 var ptype='';
 var pvalue='';
+var pmodval='';
+var pextraval='';
+var pextravaltwo='';
 var preturn='';
 var pcode='';
 var pscat='';
 var pmarker='';
+var pmodal='';
 var pname='';
 
 var defhour=0;
@@ -67,8 +74,26 @@ function selwrite(text) {
 }
 
 function choicestart() {
-  this.window.choices.document.clear();
-  choicewrite('<html><body bgcolor="#FFFFFF">');
+  this.window.choices.document.open();
+  choicewrite('<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">');
+  choicewrite('<html xmlns="http://www.w3.org/1999/xhtml">');
+  choicewrite('<head>');
+  choicewrite('<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />');
+  choicewrite('<title>LON-CAPA</title>');
+  choicewrite('<style type="text/css">');
+  choicewrite('<!--');
+  choicewrite('body {');
+  choicewrite('font-family: Verdana,Arial,Helvetica,sans-serif;');
+  choicewrite('line-height:130%;');
+  choicewrite('font-size:0.83em;');
+  choicewrite('background: #FFFFFF;');
+  choicewrite('}');
+  choicewrite('table.LC_parmsel_table {font-size: 90%;}');
+  choicewrite('table.LC_parmsel_table tr td { padding: 5px; border: 1px solid #C8C8C8;}');
+  choicewrite('-->');
+  choicewrite('</style>');
+  choicewrite('</head>');
+  choicewrite('<body>');
 }
 
 function choiceend() {
@@ -81,15 +106,23 @@ function choicewrite(text) {
 }
 
 function tablestart(headtext) {
-  choicewrite('<table><tr bgcolor="#AAFFAA"><th colspan=3>'+
+  choicewrite('<table class="LC_parmsel_table"><tr bgcolor="#C5DB99"><th colspan="3">'+
               headtext+'</th></tr>');
 }
 
 function valline(text,id1,id2) {
-  choicewrite('<tr bgcolor="#AAFFAA"><td>'+text+
-              '</td><td><input type=text size=4 name=val'+
-              id1+'></td><td>incl:<input type=checkbox name=val'+
-              id2+'></td></tr>');
+  choicewrite('<tr><td>'+text+
+              '</td><td><input type="text" size="4" name="val'+
+              id1+'" /></td><td>incl:<input type="checkbox" name="val'+
+              id2+'" /></td></tr>');
+}
+
+function escapeHTML(text) {
+  text = text.replace(/&/g, '&amp;');
+  text = text.replace(/"/g, '&quot;');
+  text = text.replace(/</g, '&lt;');
+  text = text.replace(/>/g, '&gt;');
+  return text;
 }
 
 function datecalc() {
@@ -108,11 +141,11 @@ function datecalc() {
 function hour() {
    var thishour=cdate.getHours();
     var i; var j;
-    choicewrite('<select name=hours onChange="parent.datecalc();">');
+    choicewrite('<select name="hours" onchange="parent.datecalc();">');
     for (i=0;i<=23;i++) {
-        choicewrite('<option value='+i);
+        choicewrite('<option value="'+i+'"');
         if (i==thishour) {
-            choicewrite(' selected');
+            choicewrite(' selected="selected"');
         }
         choicewrite('>');
         if (i==12) { choicewrite('noon'); } else {
@@ -132,11 +165,11 @@ function hour() {
 function minute() {
    var thisminutes=cdate.getMinutes();
     var i;
-    choicewrite('<select name=minutes onChange="parent.datecalc();">');
+    choicewrite('<select name="minutes" onchange="parent.datecalc();">');
     for (i=0;i<=59;i++) {
-        choicewrite('<option value='+i);
+        choicewrite('<option value="'+i+'"');
         if (i==thisminutes) {
-            choicewrite(' selected');
+            choicewrite(' selected="selected"');
         }
         choicewrite('>'+i+'</option>');
     }
@@ -146,11 +179,11 @@ function minute() {
 function second() {
    var thisseconds=cdate.getSeconds();
     var i;
-    choicewrite('<select name=seconds onChange="parent.datecalc();">');
+    choicewrite('<select name="seconds" onchange="parent.datecalc();">');
     for (i=0;i<=59;i++) {
-        choicewrite('<option value='+i);
+        choicewrite('<option value="'+i+'"');
         if (i==thisseconds) {
-            choicewrite(' selected');
+            choicewrite(' selected="selected"');
         }
         choicewrite('>'+i+'</option>');
     }
@@ -161,11 +194,11 @@ function second() {
 function date() {
    var thisdate=cdate.getDate();
     var i;
-    choicewrite('<select name=date onChange="parent.datecalc();">');
+    choicewrite('<select name="date" onchange="parent.datecalc();">');
     for (i=1;i<=31;i++) {
-        choicewrite('<option value='+i);
+        choicewrite('<option value="'+i+'"');
         if (i==thisdate) {
-            choicewrite(' selected');
+            choicewrite(' selected="selected"');
         }
         choicewrite('>'+i+'</option>');
     }
@@ -182,11 +215,11 @@ function year() {
    if (thisyear>nowyear) { loweryear=nowyear-2; }
    if (thisyear<nowyear) { upperyear=nowyear+5; } 
     var i;
-    choicewrite('<select name=year onChange="parent.datecalc();">');
+    choicewrite('<select name="year" onchange="parent.datecalc();">');
     for (i=loweryear;i<=upperyear;i++) {
-        choicewrite('<option value='+i);
+        choicewrite('<option value="'+i+'"');
         if (i==thisyear) {
-            choicewrite(' selected');
+            choicewrite(' selected="selected"');
         }
         choicewrite('>'+i+'</option>');
     }
@@ -196,11 +229,11 @@ function year() {
 function month() {
     var thismonth=cdate.getMonth();
     var i;
-    choicewrite('<select name=month onChange="parent.datecalc();">');
+    choicewrite('<select name="month" onchange="parent.datecalc();">');
     for (i=0;i<=11;i++) {
-        choicewrite('<option value='+i);
+        choicewrite('<option value="'+i+'"');
         if (i==thismonth) {
-            choicewrite(' selected');
+            choicewrite(' selected="selected"');
         }
         choicewrite('>'+months[i]+'</option>');
     }
@@ -211,58 +244,66 @@ function month() {
 function intminute() {
    var thisminutes=cmins;
     var i;
-    choicewrite('<select name=minutes onChange="parent.intcalc();">');
+    var result = '';
+    result += '<select name="minutes" onchange="parent.intcalc();">';
     for (i=0;i<=59;i++) {
-        choicewrite('<option value='+i);
+        result += '<option value="'+i+'"';
         if (i==thisminutes) {
-            choicewrite(' selected');
+            result += ' selected="selected"';
         }
-        choicewrite('>'+i+'</option>');
+        result += '>'+i+'</option>';
     }
-    choicewrite('</select>');
+    result += '</select>';
+    return result;
 } 
 
 function inthour() {
    var thishours=chours;
     var i;
-    choicewrite('<select name=hours onChange="parent.intcalc();">');
+    var result = '';
+    result += '<select name="hours" onchange="parent.intcalc();">';
     for (i=0;i<=23;i++) {
-        choicewrite('<option value='+i);
+        result += '<option value="'+i+'"';
         if (i==thishours) {
-            choicewrite(' selected');
+            result += ' selected="selected"';
         }
-        choicewrite('>'+i+'</option>');
+        result += '>'+i+'</option>';
     }
-    choicewrite('</select>');
-} 
+    result += '</select>';
+    return result;
+}
 
 function intsecond() {
-   var thisseconds=csecs;
+    var thisseconds=csecs;
     var i;
-    choicewrite('<select name=seconds onChange="parent.intcalc();">');
+    var result = '';
+    result += '<select name="seconds" onchange="parent.intcalc();">';
     for (i=0;i<=59;i++) {
-        choicewrite('<option value='+i);
+        result += '<option value="'+i+'"';
         if (i==thisseconds) {
-            choicewrite(' selected');
+            result += ' selected="selected"';
         }
-        choicewrite('>'+i+'</option>');
+        result += '>'+i+'</option>';
     }
-    choicewrite('</select>');
+    result += '</select>';
+    return result;
 } 
 
 
 function intday() {
    var thisdate=cdays;
     var i;
-    choicewrite('<select name=date onChange="parent.intcalc();">');
+    var result ='';
+    result += '<select name="date" onchange="parent.intcalc();">';
     for (i=0;i<=31;i++) {
-        choicewrite('<option value='+i);
+        result += '<option value="'+i+'"';
         if (i==thisdate) {
-            choicewrite(' selected');
+            result += ' selected="selected"';
         }
-        choicewrite('>'+i+'</option>');
+        result += '>'+i+'</option>';
     }
-    choicewrite('</select>');
+    result += '</select>';
+    return result;
 }
 
 function intcalc() {
@@ -271,7 +312,100 @@ function intcalc() {
              sform.hours.options[sform.hours.selectedIndex].value*1)*60+
              sform.minutes.options[sform.minutes.selectedIndex].value*1)*60+
              sform.seconds.options[sform.seconds.selectedIndex].value*1;
-    draw();
+    if ((ptype=='date') && (pscat=='interval')) {
+        var newpmodval = '';
+        var newpextraval = '';
+        var newpextravaltwo = 'Done';
+        if (sform.donebutton.length) {
+            for (var i=0; i<sform.donebutton.length; i++) {
+                if (sform.donebutton[i].checked) {
+                    if (sform.donebutton[i].value == '_done') {
+                        newpmodval = sform.donebutton[i].value;
+                        newpextravaltwo = sform.donebutton_text.value;
+                    } else {
+                        if (sform.donebutton[i].value == '_done_proctor') { 
+                            newpmodval = sform.donebutton[i].value;
+                            newpextraval = sform.donebutton_proctorkey.value;
+                            newpextravaltwo = sform.donebutton_text.value;
+                            newpextravaltwo = newpextravaltwo.replace(/:/g,'');
+                        }
+                    }
+                }
+            }
+        }
+        pmodval = newpmodval;
+        pextraval = newpextraval;
+        pextravaltwo = newpextravaltwo;
+        draw();
+        if (pmodval) {
+            var doneRegExp = /^(_done)(|_proctor)$/;
+            var donevals = pmodval.match(doneRegExp);
+            if (donevals.length == 3) {
+                svalue += donevals[1];
+            }
+            if (newpextravaltwo) {
+                if (newpextravaltwo != 'Done') { 
+                    svalue += ':'+newpextravaltwo+':';
+                }
+            }
+            if (donevals[2] != '') {
+                svalue += donevals[2];
+                if (pextraval != '') {
+                    svalue += '_'+pextraval;
+                }
+            }
+        }
+    } else {
+        draw();
+    }
+}
+
+function toggleSecret() {
+    var sform=choices.document.forms.sch;
+    if (sform.donebutton.length) {
+        for (var i=0; i<sform.donebutton.length; i++) {
+            if (sform.donebutton[i].checked) {
+                if (sform.donebutton[i].value == '') {
+                    if (document.getElementById('donebuttontextdiv')) {
+                        document.getElementById('donebuttontextdiv').style.display='none';
+                    }
+                } else {
+                    if (document.getElementById('donebuttontextdiv')) {
+                        document.getElementById('donebuttontextdiv').style.display='block';
+                    }
+                }
+                if (sform.donebutton[i].value == '_done_proctor') {
+                    if (document.getElementById('done_proctorkey')) {
+                        document.getElementById('done_proctorkey').type='text';
+                    }
+                } else {
+                    if (document.getElementById('done_proctorkey')) {
+                        document.getElementById('done_proctorkey').type='hidden';
+                        document.getElementById('done_proctorkey').value='';
+                    }
+                }
+            }
+        }
+    }
+}
+
+function validateInterval() {
+    var sform=choices.document.forms.sch;
+    if (sform.donebutton.length) {
+        for (var i=0; i<sform.donebutton.length; i++) {
+            if (sform.donebutton[i].checked) {
+                if (sform.donebutton[i].value == '_done_proctor') {
+                    if ((sform.donebutton_proctorkey.value == '') || 
+                        (sform.donebutton_proctorkey.value == null)) {
+                        alert('Please provide a key for a proctor to enter when a student uses the "Done" button.');
+                        return;
+                    }
+                }
+            }
+        }
+    }
+    intcalc();
+    assemble();
 }
 
 function integereval() {
@@ -306,17 +440,74 @@ function stringeval() {
    draw();
 }
 
+function ipstringeval() {
+    var patternIp = /^([\[\]a-zA-Z\.\d\*\-]+)$/;
+    var acctypes = new Array;
+    acctypes = ['allow','deny'];
+    svalue = '';
+    for (var i=0; i<acctypes.length; i++) {
+        var items = choices.document.getElementsByName('setip'+acctypes[i]);
+        if (items.length > 0) {
+            for (var j=0; j<items.length; j++) {
+                if (items[j].type == "text") {
+                    var possip = items[j].value;
+                    possip = possip.replace(/^\s+|\s+$/g,'');
+                    if (patternIp.test(possip)) {
+                        if (acctypes[i] == 'deny') {
+                            possip = '!'+possip;
+                        }
+                        if (svalue == '') {
+                            svalue = possip;
+                        } else {
+                            svalue += ','+possip;
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
+
+function addIpRule(iptype) {
+    var frame = window.frames["choices"];
+    if (frame.document.getElementById('LC_string_ipacc_inner_'+iptype)) {
+        var innerDiv = frame.document.getElementById('LC_string_ipacc_inner_'+iptype);
+        var count = innerDiv.childNodes.length
+        var ipDiv = frame.document.createElement('div');
+        ipDiv.innerHTML = '<input type="text" size="10" name="setip'+iptype+'" onblur="parent.ipstringeval();" />'+
+                          '<a href="#" onclick="parent.removeIpRule(\''+iptype+'\',\''+count+'\')">Remove</a>';
+        frame.document.getElementById('LC_string_ipacc_inner_'+iptype).appendChild(ipDiv);
+    }
+    return false;
+}
+
+function removeIpRule(iptype,num) {
+    var frame = window.frames["choices"];
+    if (frame.document.getElementById('LC_string_ipacc_inner_'+iptype)) {
+        var innerDiv = frame.document.getElementById('LC_string_ipacc_inner_'+iptype);
+        for (var i=0; i<innerDiv.childNodes.length; i++) {
+            if (i==num) {
+                innerDiv.removeChild(innerDiv.childNodes[i]);
+                ipstringeval();
+                break;
+            }
+        }
+    }
+}
+
 function radiostringeval(newval) {
    svalue=newval;
    draw();
 }
 
 function callradiostringeval(newval) {
-   return 'onChange="parent.radiostringeval(\''
-          +newval+'\')" onClick="parent.radiostringeval(\''
-          +newval+'\')"';
+    return 'onclick="parent.radiostringeval(\''+newval+'\')"';
 }
 
+function callintervalpmodval() {
+    return 'onclick="parent.intcalc();parent.toggleSecret()"';
+} 
+
 function intervaldis() {
     csecs=svalue;
     cdays=Math.floor(csecs/86400);
@@ -325,8 +516,7 @@ function intervaldis() {
     csecs-=chours*3600;
     cmins=Math.floor(csecs/60);
     csecs-=cmins*60;
-    choicewrite(cdays+' days '+chours+' hours '
-               +cmins+' mins '+csecs+' secs');
+    return cdays+' days '+chours+' hours '+cmins+' mins '+csecs+' secs';
 }
 
 function pickcolor(picked) {
@@ -347,7 +537,7 @@ function colorfield(ir,ig,ib) {
 
 function draw() {
    choicestart();
-   choicewrite('<form name=sch');
+   choicewrite('<form name="sch"');
    if (ptype=='int') {
       choicewrite(' action="javascript:integereval();"');
    }
@@ -355,7 +545,14 @@ function draw() {
       choicewrite(' action="javascript:floateval();"');
    }
    if (ptype=='string') {
-      choicewrite(' action="javascript:stringeval();"');
+      if (pscat == 'ip') {
+          choicewrite(' action="javascript:ipstringeval();"');
+      } else {
+          choicewrite(' action="javascript:stringeval();"');
+      }
+   }
+   if (ptype != 'int' && ptype != 'float' && ptype != 'string') {
+       choicewrite(' action=""');
    }
    choicewrite('>');
    if (ptype=='tolerance') {
@@ -439,22 +636,60 @@ function draw() {
          tablestart('Date and time');
       }
       if (pscat=='interval') {
+         var proctorkeytype = 'hidden'; 
+         var donebuttontext = 'none';
+         if (pmodval == '_done_proctor') {
+             proctorkeytype = 'text';
+             donebuttontext = 'block';
+         }
+         if (pmodval == '_done') {
+             donebuttontext = 'block';
+         }
          tablestart('Time interval');
-         choicewrite('<tr bgcolor="#AAFFAA"><td colspan=3>');
-         intervaldis();
-         choicewrite('</td></tr><tr bgcolor="#AAFFAA"><td>Time:'
-         +'</td><td colspan=2>');
-         intday();choicewrite('days ');
-         inthour();choicewrite('hours ');
-         intminute(); choicewrite('mins '); intsecond();
-         choicewrite('secs</td></tr></table>');         
-      } else { 
-         choicewrite('<tr bgcolor="#AAFFAA"><td colspan=3>'
+         choicewrite( [
+            '<tr><td colspan="3">'+intervaldis()+'</td></tr>',
+            '<tr><td>Time:</td><td colspan="2">',
+                '<span style="white-space:nowrap">'+intday()+' days </span>',
+                '<span style="white-space:nowrap">'+inthour()+' hours</span>',
+                '<span style="white-space:nowrap">'+intminute()+' mins</span>',
+                '<span style="white-space:nowrap">'+intsecond()+' secs</span>',
+            '</td></tr>',
+            '</table>',
+            '<br />',
+            ].join("\n"));
+         tablestart('Provide a "Done" button to students?');
+         choicewrite('<tr><td>Value:</td><td colspan="2">');
+         choicewrite('<label><input name="donebutton" value=""'+
+                     ' type="radio" '+callintervalpmodval());
+         if (pmodval == '') { choicewrite(' checked="checked"'); }
+         choicewrite(' /> No</label><br />');
+         choicewrite('<label><input name="donebutton" value="_done"'+
+                     ' type="radio" '+callintervalpmodval());
+         if (pmodval == '_done') { choicewrite(' checked="checked"'); }
+         choicewrite(' /> Yes</label><br />');
+         choicewrite('<span style="white-space:nowrap">'+
+                     '<label><input name="donebutton" value="_done_proctor"'+
+                     ' type="radio" '+callintervalpmodval());
+         if (pmodval == '_done_proctor') { choicewrite(' checked="checked"'); }
+         choicewrite(' /> Yes, with proctor key</label>');
+         choicewrite('&nbsp;<input name="donebutton_proctorkey" value='+
+                     '"'+escapeHTML(pextraval)+'" type="'+proctorkeytype+
+                     '" id="done_proctorkey" size="10"'+
+                     ' onblur="parent.intcalc();" /></span><br />'+
+                     '<div id="donebuttontextdiv" style="display:'+donebuttontext+'">'+
+                     '<br /><span style="white-space:nowrap">'+
+                     'Button text:'+
+                     '<input name="donebutton_text" value='+
+                     '"'+escapeHTML(pextravaltwo)+'" type="text" '+
+                     'size="10" onblur="parent.intcalc();" /></span></div>');
+         choicewrite('</td></tr></table>');
+      } else {
+         choicewrite('<tr><td colspan="3">'
          +cdate.toString()+
-         '</td></tr><tr bgcolor="#AAFFAA"><td>Date:</td><td colspan=2>');
+         '</td></tr><tr><td>Date:</td><td colspan="2">');
          month();date();year();
-         choicewrite('</td></tr><tr bgcolor="#AAFFAA"><td>Time:'
-         +'</td><td colspan=2>');hour();choicewrite('h ');minute();
+         choicewrite('</td></tr><tr><td>Time:'
+         +'</td><td colspan="2">');hour();choicewrite('h ');minute();
          choicewrite('m ');second();
          choicewrite('s</td></tr></table>');
       }
@@ -471,12 +706,12 @@ function draw() {
       } else {
        if (pscat=='range') {
          tablestart('Integer range');      
-         choicewrite('<tr bgcolor="#AAFFAA"><td>Lower Value:'+
-              '</td><td colspan=2><input type=text size=4 name=val2'+
-              '></td></tr>');
-         choicewrite('<tr bgcolor="#AAFFAA"><td>Upper Value:'+
-              '</td><td colspan=2><input type=text size=4 name=val4'+
-              '></td></tr></table>');
+         choicewrite('<tr><td>Lower Value:'+
+              '</td><td colspan="2"><input type="text" size="4" name="val2'+
+              '" /></td></tr>');
+         choicewrite('<tr><td>Upper Value:'+
+              '</td><td colspan="2"><input type="text" size="4" name="val4'+
+              '" /></td></tr></table>');
          var range=new Array;
          if ((svalue!='') && (typeof(svalue)!="undefined")) {
             range=svalue.split(',');
@@ -499,10 +734,10 @@ function draw() {
         if (pscat=='any') {
            tablestart('Integer');
         }
-        choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
-        choicewrite('<input name=intval size=10 value="'+svalue+
-                    '" name=intval onChange="parent.integereval()">');
-        choicewrite('</td></table>');
+        choicewrite('<tr><td>Value:</td><td colspan="2">');
+        choicewrite('<input name="intval" size="10" value="'+escapeHTML(svalue)+
+                    '" onchange="parent.integereval()" />');
+        choicewrite('</td></tr></table>');
       }
      }
    }
@@ -521,125 +756,235 @@ function draw() {
         if (pscat=='any') {
            tablestart('Floating point number');
         }
-        choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
-        choicewrite('<input name=floatval size=10 value="'+svalue+
-                    '" name=floatval onChange="parent.floateval()">');
-        choicewrite('</td></table>');
+        choicewrite('<tr><td>Value:</td><td colspan="2">');
+        choicewrite('<input name="floatval" size="10" value="'+escapeHTML(svalue)+
+                    '" onchange="parent.floateval()" />');
+        choicewrite('</td></tr></table>');
       }
    }
 
    if (ptype=='string') {
-        if ((pscat=='any') || (pscat=='') || (pscat=='default') ||  
+        if ((pscat=='any') || (pscat=='') || (pscat=='default') ||
             (typeof(pscat)=='undefined')) {
            tablestart('Text');
-	   choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
-           choicewrite('<input name="stringval" size="20" value="'+svalue+
-                    '" type="text" onChange="parent.stringeval()">');
+           choicewrite('<tr><td>Value:</td><td colspan="2">');
+           choicewrite('<input name="stringval" size="20" value="'+escapeHTML(svalue)+
+                    '" type="text" onchange="parent.stringeval()" />');
         }
         if (pscat=='yesno') {
            tablestart('Yes/No');
-	   choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
+	   choicewrite('<tr><td>Value:</td><td colspan="2">');
            choicewrite('<label><input name="stringval" value="yes"'+
                   ' type="radio" '+callradiostringeval('yes'));
-           if (svalue=='yes') { choicewrite(' checked'); }
-           choicewrite('> Yes</label><br />');
+           if (svalue=='yes') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes</label><br />');
            choicewrite('<label><input name="stringval" value="no"'+
                   ' type="radio" '+callradiostringeval('no'));
-           if (svalue=='no') { choicewrite(' checked'); }
-           choicewrite('> No</label><br />');
+           if (svalue=='no') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> No</label><br />');
+        }
+        if (pscat=='problemstatus') {
+           tablestart('Problem Status');
+	   choicewrite('<tr><td>Value:</td><td colspan="2">');
+           choicewrite('<label><input name="stringval" value="yes"'+
+                  ' type="radio" '+callradiostringeval('yes'));
+           if (svalue=='yes') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes</label><br />');
+           choicewrite('<label><input name="stringval" value="answer"'+
+                  ' type="radio" '+callradiostringeval('answer'));
+           if (svalue=='answer') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes, and show correct answer if they exceed the maximum number of tries.</label><br />');
+           choicewrite('<label><input name="stringval" value="no"'+
+                  ' type="radio" '+callradiostringeval('no'));
+           if (svalue=='no') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> No, don\'t show correct/incorrect feedback.</label><br />');
+           choicewrite('<label><input name="stringval" value="no_feedback_ever"'+
+                  ' type="radio" '+callradiostringeval('no_feedback_ever'));
+           if (svalue=='no_feedback_ever') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> No, show no feedback at all.</label><br />');
         }
         if (pscat=='examtype') {
            tablestart('Exam Type');
-	   choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
+	   choicewrite('<tr><td>Value:</td><td colspan="2">');
            choicewrite('<label><input name="stringval" value="online"'+
                 ' type="radio" '+callradiostringeval('online'));
-           if (svalue=='online') { choicewrite(' checked'); }
-           choicewrite('> Online</label><br />');
+           if (svalue=='online') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Online</label><br />');
            choicewrite('<label><input name="stringval" value="checkout"'+
               ' type="radio" '+callradiostringeval('checkout'));
-           if (svalue=='checkout') { choicewrite(' checked'); }
-           choicewrite('> Check out</label><br />');
+           if (svalue=='checkout') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Check out</label><br />');
        }
         if (pscat=='questiontype') {
            tablestart('Question Type');
-	   choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
+	   choicewrite('<tr><td>Value:</td><td colspan="2">');
            choicewrite('<label><input name="stringval" value="problem"'+
                ' type="radio" '+callradiostringeval('problem'));
-           if (svalue=='problem') { choicewrite(' checked'); }
-           choicewrite('> Standard Problem</label><br />');
+           if (svalue=='problem') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Standard Problem</label><br />');
 //	   choicewrite('<label><input name="stringval" value="quiz"'+
 //                ' type="radio" '+callradiostringeval('quiz'));
-//         if (svalue=='quiz') { choicewrite(' checked'); }
-//         choicewrite('> Quiz</label><br />');
+//         if (svalue=='quiz') { choicewrite(' checked="checked"'); }
+//         choicewrite(' /> Quiz</label><br />');
            choicewrite('<label><input name="stringval" value="practice"'+
                   ' type="radio" '+callradiostringeval('practice'));
-           if (svalue=='practice') { choicewrite(' checked'); }
-           choicewrite('> Practice</label><br />');
+           if (svalue=='practice') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Practice</label><br />');
            choicewrite('<label><input name="stringval" value="exam"'+
                   ' type="radio" '+callradiostringeval('exam'));
-           if (svalue=='exam') { choicewrite(' checked'); }
-           choicewrite('> Exam</label><br />');
+           if (svalue=='exam') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Exam</label><br />');
 //         choicewrite('<label><input name="stringval" value="assess"'+
 //              ' type="radio" '+callradiostringeval('assess'));
-//         if (svalue=='assess') { choicewrite(' checked'); }
-//         choicewrite('> Assessment</label><br />');
+//         if (svalue=='assess') { choicewrite(' checked="checked"'); }
+//         choicewrite(' /> Assessment</label><br />');
            choicewrite('<label><input name="stringval" value="survey"'+
                 ' type="radio" '+callradiostringeval('survey'));
-           if (svalue=='survey') { choicewrite(' checked'); }
-           choicewrite('> Survey</label><br />');
+           if (svalue=='survey') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Survey</label><br />');
 //         choicewrite('<label><input name="stringval" value="form"'+
 //                ' type="radio" '+callradiostringeval('form'));
-//         if (svalue=='form') { choicewrite(' checked'); }
+//         if (svalue=='form') { choicewrite(' checked="checked"'); }
 //         choicewrite('> Input Form</label><br />');
+           choicewrite('<label><input name="stringval" value="surveycred"'+
+                ' type="radio" '+callradiostringeval('surveycred'));
+           if (svalue=='surveycred') { choicewrite(' checked="checked"'); }
+           choicewrite('> Survey (credit for submission)</label><br />');
+           choicewrite('<label><input name="stringval" value="anonsurvey"'+
+                ' type="radio" '+callradiostringeval('anonsurvey'));
+           if (svalue=='anonsurvey') { choicewrite(' checked="checked"'); }
+           choicewrite('> Anonymous Survey</label><br />');
+           choicewrite('<label><input name="stringval" value="anonsurveycred"'+
+                ' type="radio" '+callradiostringeval('anonsurveycred'));
+           if (svalue=='anonsurveycred') { choicewrite(' checked="checked"'); }
+           choicewrite('> Anonymous Survey (credit for submission)</label><br />');
+           choicewrite('<label><input name="stringval" value="randomizetry"'+
+                ' type="radio" '+callradiostringeval('randomizetry'));
+           if (svalue=='randomizetry') { choicewrite(' checked="checked"'); }
+           choicewrite('> New Randomization Each N Tries (default N=1)</label><br />');
            choicewrite('<label><input name="stringval" value="library"'+
                ' type="radio" '+callradiostringeval('library'));
-           if (svalue=='library') { choicewrite(' checked'); }
-           choicewrite('> Library</label><br />');
+           if (svalue=='library') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Library</label><br />');
+        }
+        if (pscat=='lenient') {
+           tablestart('Lenient Grading (Partial Credit)');
+           choicewrite('<tr><td>Value:</td><td colspan="2">');
+           choicewrite('<label><input name="stringval" value="yes"'+
+                  ' type="radio" '+callradiostringeval('yes'));
+           if (svalue=='yes') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes</label><br />');
+           choicewrite('<label><input name="stringval" value="no"'+
+                  ' type="radio" '+callradiostringeval('no'));
+           if (svalue=='no') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> No</label><br />');
+           choicewrite('<label><input name="stringval" value="default"'+
+               ' type="radio" '+callradiostringeval('default'));
+           if (svalue=='default') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Default (only bubblesheet grading is lenient)</label><br />');
+        }
+        if (pscat=='discussvote') {
+           tablestart('Discussion Voting');
+           choicewrite('<tr><td>Value:</td><td colspan="2">');
+           choicewrite('<label><input name="stringval" value="yes"'+
+                  ' type="radio" '+callradiostringeval('yes'));
+           if (svalue=='yes') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes</label><br />');
+           choicewrite('<label><input name="stringval" value="notended"'+
+                  ' type="radio" '+callradiostringeval('notended'));
+           if (svalue=='notended') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes, unless discussion ended</label><br />');
+           choicewrite('<label><input name="stringval" value="no"'+
+                  ' type="radio" '+callradiostringeval('no'));
+           if (svalue=='no') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> No</label><br />');
         }
         if (pscat=='ip') {
-           tablestart('IP Number/Name');
-	   choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
-           choicewrite('<input name="stringval" size="20" value="'+svalue+
-                    '" onChange="parent.stringeval()">');
+            var currallow = new Array;
+            var currdeny = new Array;
+            if ((svalue != '') && (svalue != null)) {
+                var patternComma = /,/;
+                var patternAllow = /^([\[\]a-zA-Z\.\d\*\-]+)$/;
+                var patternDeny = /^\!([\[\]a-zA-Z\.\d\*\-]+)$/;
+                var current = new Array;
+                if (patternComma.test(svalue)) {
+                    current = svalue.split(',');
+                } else {
+                    current = [svalue];
+                }
+                for (var i=0; i<current.length; i++) {
+                    if (patternDeny.test(current[i])) {
+                        var denied = current[i].replace(/^!/,'');
+                        currdeny.push(denied);
+                    } else {
+                        if (patternAllow.test(current[i])) {
+                            currallow.push(current[i]);
+                        }
+                    }
+                }
+            }
+            if (currdeny.length == 0) {
+                currdeny = ('');
+            }
+            if (currallow.length == 0) {
+                currallow = ('');
+            }
+            var curripaccess = [currallow,currdeny];
+            tablestart('IP Number/Name');
+            choicewrite('<tr><th>Allow from</th><th>Deny from</th></tr><tr>');
+            var acctypes = ['allow','deny'];
+            for (var i=0; i<acctypes.length; i++) {
+                choicewrite('<td valign="top">'+
+                            '<div class="LC_string_ipacc_wrap" id="LC_string_ipacc_'+acctypes[i]+'">'+
+                            '<div class="LC_string_ipacc_inner" id="LC_string_ipacc_inner_'+acctypes[i]+'">');
+                for (var j=0; j<curripaccess[i].length; j++) {
+                    choicewrite('<div><input type="text" size="10" name="setip'+acctypes[i]+'" value="'+curripaccess[i][j]+'" onblur="parent.ipstringeval();" />');
+                    choicewrite('<a href="#" onclick="parent.removeIpRule(\''+acctypes[i]+'\',\''+j+'\')">Remove</a>');
+                    choicewrite('</div>');
+                }
+                choicewrite('</div><button onclick="parent.addIpRule(\''+acctypes[i]+'\');">Add item</button>');
+            }
+            choicewrite('</div></td></tr></table>');
         }
         if (pscat=='fileext') {
             tablestart('Allowed File Extensions');
-	   choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
+	   choicewrite('<tr><td>Value:</td><td colspan="2">');
            choicewrite('<label><input name="radstringval" value="txt"'+
                ' type="radio" '+callradiostringeval('txt'));
-           if (svalue=='txt') { choicewrite(' checked'); }
-           choicewrite('> Plain Text</label><br />');
+           if (svalue=='txt') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Plain Text</label><br />');
            choicewrite('<label><input name="radstringval" value="png,jpg,jpeg,gif"'+
                ' type="radio" '+callradiostringeval('png,jpg,jpeg,gif'));
-           if (svalue=='png,jpg,jpeg,gif') { choicewrite(' checked'); }
-           choicewrite('> Picture File</label><br />');
-           choicewrite('<label><input name="radstringval" value="doc,xls,ppt"'+
-               ' type="radio" '+callradiostringeval('doc,xls,ppt'));
-           if (svalue=='doc,xls,ppt') { choicewrite(' checked'); }
-           choicewrite('> Office Document</label><br />');
-           choicewrite('<input name="stringval" size="20" value="'+svalue+
-                    '" onChange="parent.stringeval()">');
+           if (svalue=='png,jpg,jpeg,gif') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Picture File</label><br />');
+           choicewrite('<label><input name="radstringval" value="doc,docx,xls,xlsx,ppt,pptx"'+
+               ' type="radio" '+callradiostringeval('doc,docx,xls,xlsx,ppt,pptx'));
+           if (svalue=='doc,docx,xls,xlsx,ppt,pptx') { choicewrite(' checked="checked"'); }
+           if (svalue=='doc,xls,ppt') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Office Document</label><br />');
+           choicewrite('<input name="stringval" size="20" value="'+escapeHTML(svalue)+
+                    '" onchange="parent.stringeval()" />');
        }
        if (pscat=='useslots') {
            tablestart('Slots control access');
-	   choicewrite('<tr bgcolor="#AAFFAA"><td>Value:</td><td colspan=2>');
+	   choicewrite('<tr><td>Value:</td><td colspan="2">');
            choicewrite('<label><input name="stringval" value="no"'+
                   ' type="radio" '+callradiostringeval('no'));
-           if (svalue=='no') { choicewrite(' checked'); }
-           choicewrite('> No</label><br />');
+           if (svalue=='no') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> No</label><br />');
            choicewrite('<label><input name="stringval" value="resource"'+
                   ' type="radio" '+callradiostringeval('resource'));
-           if (svalue=='resource') { choicewrite(' checked'); }
-           choicewrite('> Yes, and the scope of student selected slot is a single resource.</label><br />');
+           if (svalue=='resource') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes, and the scope of the slot is a single resource.</label><br />');
            choicewrite('<label><input name="stringval" value="map"'+
                   ' type="radio" '+callradiostringeval('map'));
-           if (svalue=='map') { choicewrite(' checked'); }
-           choicewrite('> Yes, and the scope of student selected slot is the enclosing map/folder. When checking in, it applies to only one resource.</label><br />');
+           if (svalue=='map') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes, and the scope of the slot is the enclosing map/folder. When checking in, it applies to only one resource.</label><br />');
            choicewrite('<label><input name="stringval" value="map_map"'+
                   ' type="radio" '+callradiostringeval('map_map'));
-           if (svalue=='map_map') { choicewrite(' checked'); }
-           choicewrite('> Yes, and the scope of student selected slot is the enclosing map/folder. When checking in, all resources in the map/folder are checked in..</label><br />');
-        choicewrite('</td></table>');
+           if (svalue=='map_map') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Yes, and the scope of the slot is the enclosing map/folder. When checking in, all resources in the map/folder are checked in.</label><br />');
+        choicewrite('</td></tr></table>');
       }
    }
    
@@ -648,7 +993,7 @@ function draw() {
       choicewrite('<table>');
       if (svalue) {
          choicewrite('<tr><td colspan="9">Current choice:</td><td bgcolor="'+
-                     svalue+'" colspan="2">&nbsp;</td></tr>');
+                     escapeHTML(svalue)+'" colspan="2">&nbsp;</td></tr>');
       }
       for (var ir=0; ir<=10; ir++) {
           for (var ig=0; ig<=10; ig++) {
@@ -669,7 +1014,7 @@ function draw() {
 function sopt(va,text) {
    selwrite('<option value="'+va+'"');
    if (va==pscat) {
-     selwrite(' selected');
+     selwrite(' selected="selected"');
    }
    selwrite('>'+text+'</option>');
 }
@@ -730,6 +1075,10 @@ function assemble() {
 function init() {
   var i;
   var subs=new Array();
+  var doneRegExp = /_done(|\:[^\:]+\:)/;
+  var doneproctorRegExp = /_done(|\:[^\:]+\:)_proctor/;
+  var proctorkeyRegExp = /^(\d+)_(.+)$/;
+  var donetextRegExp = /\:([^\:]+)\:/;
   var namevalue=this.window.location.search.split('&');
   namevalue[0]=namevalue[0].substr(1,namevalue[0].length-1);
 
@@ -751,6 +1100,7 @@ function init() {
      if (pair[0]=='call') { pcode=pair[1]; }
      if (pair[0]=='marker') { pmarker=pair[1]; }
      if (pair[0]=='name') { pname=pair[1]; }
+     if (pair[0]=='modal') { pmodal=pair[1]; }
      if (pair[0]=='defhour' && pair[1] >= 0 && pair[1] < 24 ) {
          defhour=pair[1];
      }
@@ -758,6 +1108,47 @@ function init() {
      if (pair[0]=='defsec' && pair[1] >= 0 && pair[1] < 60) { defsec=pair[1]; }
   }
 
+  if (ptype=='date' && pscat == 'interval') {
+      if (doneproctorRegExp.test(pvalue)) {
+          var current = pvalue.match(doneproctorRegExp);
+          if (current.length == 2) {
+              var textstr = current[1];
+              if (textstr != '') {
+                  var textvals = textstr.match(donetextRegExp);
+                  if (textvals.length == 2) {
+                      pextravaltwo = textvals[1];
+                  }
+              }
+          }
+          var intervalwithkey = pvalue.replace(doneproctorRegExp,'');
+          if (proctorkeyRegExp.test(intervalwithkey)) {
+              var currvals = intervalwithkey.match(proctorkeyRegExp);
+              if (currvals.length == 3) {
+                  pvalue = currvals[1];
+                  pextraval = currvals[2];
+                  pmodval = '_done_proctor';
+              } else {
+                  pmodval = '';
+              }
+          }
+      } else {
+          if (doneRegExp.test(pvalue)) {
+              var current = pvalue.match(doneRegExp); 
+              if (current.length == 2) {
+                  var textstr = current[1];
+                  if (textstr != '') {
+                      var textvals = textstr.match(donetextRegExp);
+                      if (textvals.length == 2) {
+                          pextravaltwo = textvals[1];
+                      }
+                  }
+              }
+              var pnumval = pvalue.replace(doneRegExp,'');
+              pmodval = '_done';
+              pvalue = pnumval;
+          }
+      }
+  }
   svalue=pvalue;
   if (((ptype=='float') || (ptype=='string') || (ptype=='int')) &&
       (pscat=='default') && 
@@ -778,11 +1169,26 @@ function init() {
      }
   }
 
-  this.window.selector.document.clear();
-  selwrite('<html><body bgcolor="#FFFFFF">');
-
-  selwrite('<form name="fsel"><b>'+pname+'</b><br>');
-  selwrite('<select name="fcat" onChange="parent.catchange();">');
+  this.window.selector.document.open();
+  selwrite('<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">');
+  selwrite('<html xmlns="http://www.w3.org/1999/xhtml">');
+  selwrite('<head>');
+  selwrite('<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />');
+  selwrite('<title>LON-CAPA</title>');
+  selwrite('<style type="text/css">');
+  selwrite('<!--');
+  selwrite('body {');
+  selwrite('font-family: Verdana,Arial,Helvetica,sans-serif;');
+  selwrite('line-height:130%;');
+  selwrite('font-size:0.83em;');
+  selwrite('background: #FFFFFF;');
+  selwrite('}');
+  selwrite('-->');
+  selwrite('</style>');
+  selwrite('</head>');
+  selwrite('<body>');
+  selwrite('<form name="fsel" action=""><b>'+pname+'</b><br />');
+  selwrite('Format of Value(s): <select name="fcat" onchange="parent.catchange();">');
 
   if (ptype=='tolerance') {
      sopt('default','Default');
@@ -793,11 +1199,14 @@ function init() {
   }
 
   if (ptype=='date') {
-     sopt('default','Default');
-     sopt('start','Starting Date');
-     sopt('end','Ending Date');
-     sopt('interval','Time Interval');
-     
+     if (pscat != 'interval') {
+         sopt('default','Default');
+	 sopt('start','Starting Date');
+	 sopt('end','Ending Date');
+     } else {
+         sopt('interval','Time Interval');
+     }
+
      if ((pvalue!='') && (typeof(pvalue)!="undefined")) {
         cdate.setTime(pvalue*1000);
      } else {        
@@ -838,7 +1247,17 @@ function init() {
   }
 
   if (ptype=='string') {
-     sopt('default','Default');
+     //sopt('default','Default');
+     if (pscat == 'yesno')        { sopt('yesno','Yes/No'); }
+     else if (pscat == 'problemstatus'){ sopt('problemstatus','Problem Status'); }
+     else if (pscat == 'examtype')     { sopt('examtype','Exam Type'); }
+     else if (pscat == 'questiontype') { sopt('questiontype','Question Type'); }
+     else if (pscat == 'lenient')      { sopt('lenient','Lenient Grading (Partial Credit)'); }
+     else if (pscat == 'discussvote')  { sopt('discussvote','Discussion Voting'); }
+     else if (pscat == 'ip')           { sopt('ip','IP Number/Name'); }
+     else if (pscat == 'fileext')      { sopt('fileext','File Extension'); }
+     else if (pscat == 'useslots')     { sopt('useslots','Slots control access'); }
+     else { pscat = 'any'; }
      sopt('any','String Value');
   }
 
@@ -848,67 +1267,51 @@ function init() {
   }
 
   selwrite('</select></form>');
-
-  selwrite('<a href="javascript:parent.assemble();');
+  var targ='parent.opener';
+  if (pmodal==1) {
+     targ='parent.parent';
+  }
+  if ((ptype=='date') && (pscat=='interval')) {
+      selwrite('<a href="javascript:parent.validateInterval();');
+  } else {
+      selwrite('<a href="javascript:parent.assemble();');
+  }
   if (preturn!='') {
-     selwrite(
-      'parent.opener.document.'+preturn+'_value.value=parent.window.svalue;');
-     selwrite(
-      'parent.opener.document.'+preturn+'_type.value=parent.window.stype;');
+     selwrite(targ+'.document.'+preturn+'_value.value=parent.window.svalue;');
+     selwrite(targ+'.document.'+preturn+'_type.value=parent.window.stype;');
   }
   if (pmarker!='') {
-     selwrite(
-     'parent.opener.document.'+preturn+'_marker.value=parent.window.pmarker;');
+     selwrite(targ+'.document.'+preturn+'_marker.value=parent.window.pmarker;');
   }
   if (pcode!='') {
-     selwrite('parent.opener.'+pcode+'();');
+     selwrite(targ+'.'+pcode+'();');
   }
   selwrite('">Save</a>&nbsp;&nbsp;');
 
   selwrite('<a href="javascript:');
-     selwrite(
-      'parent.opener.document.'+preturn+'_value.value='+"'';");
+  selwrite(targ+'.document.'+preturn+'_value.value='+"'';");
   if (pmarker!='') {
      selwrite(
-     'parent.opener.document.'+preturn+'_marker.value=parent.window.pmarker;');
+     targ+'.document.'+preturn+'_marker.value=parent.window.pmarker;');
   }
   if (pcode!='') {
-     selwrite('parent.opener.'+pcode+'();');
+     selwrite(targ+'.'+pcode+'();');
   }
   selwrite('">Delete</a>&nbsp;&nbsp;');
  
-  selwrite('<a href="javascript:');
-// Old code :
-//----------------------------------------------------------------------
-//  if (preturn!='') {
-//     selwrite('parent.opener.document.'+preturn+'_value.value='+"'';");
-//     selwrite('parent.opener.document.'+preturn+'_type.value='+"'';");
-// }
-//  if (pmarker!='') {
-//     selwrite('parent.opener.document.'+preturn+'_marker.value='+"'';");
-//  }
-//  if (pcode!='') {
-//     selwrite('parent.opener.'+pcode+'();');
-//  }
-//----------------------------------------------------------------------
-// Just close the window to 'cancel' the operation.  There are javascript
-// errors in the above commented out code that I have not been able to 
-// track down.  I think they reside in 'parent.opener.'+pcode+'();'
-//
-  selwrite('this.parent.close();');
-  selwrite('">Cancel</a>'); 
- 
   selwrite('</body></html>');
   this.window.selector.document.close();
   draw();
-  
+
 }
 
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+<frameset rows="120,*" onload="init();">
+<frame name="selector" src="empty.html" />
+<frame name="choices" src="empty.html" />
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