--- rat/client/parameter.html	2016/03/15 14:25:41	1.70
+++ rat/client/parameter.html	2019/01/06 04:02:19	1.79
@@ -5,7 +5,7 @@
 The LearningOnline Network with CAPA
 Parameter Input Window
 //
-// $Id: parameter.html,v 1.70 2016/03/15 14:25:41 raeburn Exp $
+// $Id: parameter.html,v 1.79 2019/01/06 04:02:19 raeburn Exp $
 //
 // Copyright Michigan State University Board of Trustees
 //
@@ -41,12 +41,17 @@ var ptype='';
 var pvalue='';
 var pmodval='';
 var pextraval='';
+var pextravaltwo='';
 var preturn='';
 var pcode='';
 var pscat='';
 var pmarker='';
 var pmodal='';
 var pname='';
+var precursive='';
+var pnonreccol='';
+var pmarkerst='';
+var pparm='';
 
 var defhour=0;
 var defmin=0;
@@ -187,7 +192,7 @@ function second() {
         choicewrite('>'+i+'</option>');
     }
     choicewrite('</select>');
-} 
+}
 
 
 function date() {
@@ -238,8 +243,8 @@ function month() {
     }
     choicewrite('</select>');
 }
-    
-    
+
+
 function intminute() {
    var thisminutes=cmins;
     var i;
@@ -270,7 +275,7 @@ function inthour() {
     }
     result += '</select>';
     return result;
-} 
+}
 
 function intsecond() {
     var thisseconds=csecs;
@@ -314,15 +319,19 @@ function intcalc() {
     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,'');
                         }
                     }
                 }
@@ -330,12 +339,25 @@ function intcalc() {
         }
         pmodval = newpmodval;
         pextraval = newpextraval;
+        pextravaltwo = newpextravaltwo;
         draw();
         if (pmodval) {
-            svalue += pmodval;
-        }
-        if (pextraval != '') {
-            svalue += '_'+pextraval;
+            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();
@@ -347,6 +369,15 @@ function toggleSecret() {
     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';
@@ -413,6 +444,61 @@ 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();
@@ -422,9 +508,48 @@ function callradiostringeval(newval) {
     return 'onclick="parent.radiostringeval(\''+newval+'\')"';
 }
 
+function lenienteval(newval) {
+    if (newval == 'weighted') {
+        if (document.getElementById('lenientweighteddiv')) {
+            document.getElementById('lenientweighteddiv').style.display='block';
+        }
+        var patternRelWeight = /^\-?[\d.]+$/;
+        var sform=choices.document.forms.sch;
+        if ((sform.lenientrelwt.length != 'undefined')  && (sform.lenientrelwt.length) != 'null') {
+            for (var i=0; i<sform.lenientrelwt.length; i++) {
+                var relweight = sform.lenientrelwt[i].value;
+                relweight = relweight.replace(/^\s+|\s+$/g,'');
+                if (!patternRelWeight.test(relweight)) {
+                    if (i<2) {
+                        relweight = '1.0';
+                    } else {
+                        relweight = '0.0';
+                    }
+                }
+                sform.lenientrelwt[i].value = relweight;
+                if (i==0) {
+                    svalue = relweight;
+                } else {
+                    svalue += ','+relweight;
+                }
+            }
+        }
+    } else {
+        if (document.getElementById('lenientweighteddiv')) {
+            document.getElementById('lenientweighteddiv').style.display='none';
+        }
+        svalue=newval;
+    }
+    draw();
+}
+
+function calllenientradioeval(newval) {
+    return 'onclick="parent.lenienteval(\''+newval+'\')"';
+}
+
 function callintervalpmodval() {
     return 'onclick="parent.intcalc();parent.toggleSecret()"';
-} 
+}
 
 function intervaldis() {
     csecs=svalue;
@@ -463,7 +588,11 @@ 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=""');
@@ -551,8 +680,13 @@ function draw() {
       }
       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( [
@@ -583,8 +717,14 @@ function draw() {
          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>');
+                     '" 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">'
@@ -648,7 +788,7 @@ function draw() {
    if (ptype=='float') {
       if (pscat=='default') {
          tablestart('Default value or none');
-         choicewrite('</table>');         
+         choicewrite('</table>');
       } else {
         if (pscat=='pos') {
            tablestart('Positive floating point number or zero');
@@ -771,20 +911,50 @@ function draw() {
            choicewrite(' /> Library</label><br />');
         }
         if (pscat=='lenient') {
+           var patternLenientStd = /^(yes|no|default)$/;
+           var patternLenientRel = /^([\-\d\.]+)\,([\-\d\.]+)\,([\-\d\.]+)\,([\-\d\.]+)$/;
+           var lenientweighted = 'none';
+           var relatives = new Array;
            tablestart('Lenient Grading (Partial Credit)');
            choicewrite('<tr><td>Value:</td><td colspan="2">');
            choicewrite('<label><input name="stringval" value="yes"'+
-                  ' type="radio" '+callradiostringeval('yes'));
+                  ' type="radio" '+calllenientradioeval('yes'));
            if (svalue=='yes') { choicewrite(' checked="checked"'); }
            choicewrite(' /> Yes</label><br />');
            choicewrite('<label><input name="stringval" value="no"'+
-                  ' type="radio" '+callradiostringeval('no'));
+                  ' type="radio" '+calllenientradioeval('no'));
            if (svalue=='no') { choicewrite(' checked="checked"'); }
            choicewrite(' /> No</label><br />');
            choicewrite('<label><input name="stringval" value="default"'+
-               ' type="radio" '+callradiostringeval('default'));
+               ' type="radio" '+calllenientradioeval('default'));
            if (svalue=='default') { choicewrite(' checked="checked"'); }
            choicewrite(' /> Default (only bubblesheet grading is lenient)</label><br />');
+           choicewrite('<label><input name="stringval" value="weighted"'+
+               ' type="radio" '+calllenientradioeval('weighted'));
+           if (!patternLenientStd.test(svalue) && svalue != '') {
+              choicewrite(' checked="checked"');
+              lenientweighted='block';
+              var relatives = svalue.match(patternLenientRel);
+           }
+           choicewrite(' />Yes, weighted (optionresponse in checkbox mode)</label><br /><br />'+
+                       '<div id="lenientweighteddiv" style="display:'+lenientweighted+'">'+
+                       '<table class="LC_parmsel_table"><tr bgcolor="#C5DB99">'+
+                       '<th colspan="2">Foil submission status</th><th>Points</th></tr>');
+           var lenienttypes = ['Correct (checked)','Correct (unchecked)','Incorrect (checked)','Incorrect (unchecked)'];
+           for (var i=0; i<lenienttypes.length; i++) {
+               var j = i+1;
+               if (relatives[j] == '') {
+                   if (i < 2) {
+                       relatives[j] = '1.0';
+                   } else {
+                       relatives[j] = '0.0';
+                   }
+               }
+               choicewrite('<tr><td colspan="2">'+lenienttypes[i]+'</td>'+
+                           '<td><input type="text" name="lenientrelwt" value="'+relatives[j]+'"'+
+                           ' size="3" onblur="parent.lenienteval(\'weighted\')" /></td></tr>');
+           }
+           choicewrite('</table></div>');
         }
         if (pscat=='discussvote') {
            tablestart('Discussion Voting');
@@ -803,10 +973,51 @@ function draw() {
            choicewrite(' /> No</label><br />');
         }
         if (pscat=='ip') {
-           tablestart('IP Number/Name');
-	   choicewrite('<tr><td>Value:</td><td colspan="2">');
-           choicewrite('<input name="stringval" size="20" value="'+escapeHTML(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');
@@ -846,10 +1057,35 @@ function draw() {
                   ' type="radio" '+callradiostringeval('map_map'));
            if (svalue=='map_map') { choicewrite(' checked="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></tr></table>');
+           choicewrite('</td></tr></table>');
+      }
+      if (pscat=='deeplink') {
+           tablestart('Deep-linked items');
+           choicewrite('<tr><td>Value:</td><td colspan="2">');
+           choicewrite('<label><input name="stringval" value="full"'+
+                  ' type="radio" '+callradiostringeval('full'));
+           if (svalue=='full') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Displayed (linked) in Contents and Grades.</label><br />');
+           choicewrite('<label><input name="stringval" value="absent"'+
+                  ' type="radio" '+callradiostringeval('absent'));
+           if (svalue=='absent') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Not displayed in Contents or Grades.</label><br />');
+           choicewrite('<label><input name="stringval" value="grades"'+
+                  ' type="radio" '+callradiostringeval('grades'));
+           if (svalue=='grades') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Displayed in Grades only.</label><br />');
+           choicewrite('<label><input name="stringval" value="details"'+
+                  ' type="radio" '+callradiostringeval('details'));
+           if (svalue=='details') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Displayed (unlinked) in Contents and Grades.</label><br />');
+           choicewrite('<label><input name="stringval" value="datestatus"'+
+                  ' type="radio" '+callradiostringeval('datestatus'));
+           if (svalue=='datestatus') { choicewrite(' checked="checked"'); }
+           choicewrite(' /> Displayed (with date status) but unlinked in Contents and Grades.</label><br />');
+           choicewrite('</td></tr></table>');
       }
    }
-   
+
    if (ptype=='color') {
       tablestart('Choose a Color');
       choicewrite('<table>');
@@ -864,7 +1100,7 @@ function draw() {
                   colorfield(ir,ig,ib);
 	      }
               choicewrite('</tr>');
-	  }	      
+	  }
       }
       choicewrite('</table></td></table>');
    }
@@ -887,6 +1123,22 @@ function catchange() {
    draw();
 }
 
+function recursechange() {
+   var rform=selector.document.forms.frec;
+   var count = rform.recurse.length;
+   if (count > 0) {
+       for (var i=0; i<count; i++) {
+           if (rform.recurse[i].checked) {
+               var colnum = pnonreccol;
+               if (rform.recurse[i].value == 1) {
+                   colnum++;
+               }
+               pmarker = pmarkerst+'_'+pparm+'&'+colnum;
+           }
+       }
+   }
+}
+
 function assemble() {
     if ((ptype=='date') && (pscat!='interval')) {
         svalue=Math.floor(cdate.getTime()/1000);
@@ -937,9 +1189,11 @@ function assemble() {
 function init() {
   var i;
   var subs=new Array();
-  var doneRegExp = /_done/;
-  var doneproctorRegExp = /_done_proctor/;
+  var doneRegExp = /_done(|\:[^\:]+\:)/;
+  var doneproctorRegExp = /_done(|\:[^\:]+\:)_proctor/;
   var proctorkeyRegExp = /^(\d+)_(.+)$/;
+  var donetextRegExp = /\:([^\:]+)\:/;
+  var markerRegExp = /^(.+)_([A-Za-z0-9]+)\&(\d+)$/;
   var namevalue=this.window.location.search.split('&');
   namevalue[0]=namevalue[0].substr(1,namevalue[0].length-1);
 
@@ -950,10 +1204,10 @@ function init() {
      if (pair[0]=='type') { subs=pair[1].split('_');
                             ptype=subs[0];
                             pscat=subs[1];
-                            if (typeof(subs[2])!="undefined") { 
-                               pscat+='_'+subs[2]; 
+                            if (typeof(subs[2])!="undefined") {
+                               pscat+='_'+subs[2];
                             }
-                            if ((pscat=='') || (typeof(pscat)=="undefined")) { 
+                            if ((pscat=='') || (typeof(pscat)=="undefined")) {
                                pscat='default';
                             }
                            }
@@ -969,31 +1223,88 @@ function init() {
      if (pair[0]=='defsec' && pair[1] >= 0 && pair[1] < 60) { defsec=pair[1]; }
   }
 
+  var tablecol = '';
+  var ismap = '';
+  if (markerRegExp.test(pmarker)) {
+      var markerinfo = pmarker.match(markerRegExp);
+      if (markerinfo.length == 4) {
+          pmarkerst = markerinfo[1];
+          pparm = markerinfo[2];
+          tablecol = markerinfo[3];
+          if (tablecol == 17 || tablecol == 16) {
+              ismap = 1;
+              if (tablecol == 17) {
+                  precursive = 1;
+              }
+              pnonreccol = 16;
+          } else if (tablecol == 11 || tablecol == 10) {
+              ismap = 1;
+              if (tablecol == 11) {
+                  precursive = 1;
+              }
+              pnonreccol = 10;
+          } else if (tablecol == 7 || tablecol == 6) {
+              ismap = 1;
+              if (tablecol == 7) {
+                  precursive = 1;
+              }
+              pnonreccol = 6;
+          } else if (tablecol == 3 || tablecol == 2) {
+              ismap = 1;
+              if (tablecol == 3) {
+                  precursive = 1;
+              }
+              pnonreccol = 2;
+          }
+      }
+  }
+
+
   if (ptype=='date' && pscat == 'interval') {
       if (doneproctorRegExp.test(pvalue)) {
-          pmodval = pvalue.match(doneproctorRegExp);
+          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 = pvalue.match(doneRegExp);
+              pmodval = '_done';
               pvalue = pnumval;
           }
       }
   }
   svalue=pvalue;
   if (((ptype=='float') || (ptype=='string') || (ptype=='int')) &&
-      (pscat=='default') && 
-      (typeof(svalue)!="undefined") && 
+      (pscat=='default') &&
+      (typeof(svalue)!="undefined") &&
       (svalue!=0) && (svalue!='')) { pscat='any'; }
 
   if (ptype=='tolerance') {
@@ -1069,7 +1380,7 @@ function init() {
      months[10]='November';
      months[11]='December';
   }
-   
+
   if (ptype=='int') {
      sopt('default','Default');
      sopt('pos','Positive Integer, Not Zero');
@@ -1098,6 +1409,7 @@ function init() {
      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 if (pscat == 'deeplink')     { sopt('deeplink','Deep-linked items'); }
      else { pscat = 'any'; }
      sopt('any','String Value');
   }
@@ -1108,6 +1420,22 @@ function init() {
   }
 
   selwrite('</select></form>');
+  if (ismap == 1) {
+      if ((pparm != 'hiddenresource') && (pparm != 'encrypturl')) {
+          selwrite('<form name="frec" action="">');
+          selwrite('Recursive: <label><input type="radio" name="recurse" value="1" ');
+          if (precursive == 1) {
+              selwrite('checked="checked" ');
+          }
+          selwrite('onclick="parent.recursechange();" />Yes</label>&nbsp;&nbsp;');
+          selwrite('<label><input type="radio" name="recurse" value="0" ');
+          if (precursive != 1) {
+              selwrite('checked="checked" ');
+          }
+          selwrite('onclick="parent.recursechange();" />No</label>'); 
+          selwrite('</form><br />');
+      }
+  }
   var targ='parent.opener';
   if (pmodal==1) {
      targ='parent.parent';
@@ -1150,7 +1478,7 @@ function init() {
 </script>
 </head>
 
-<frameset rows="120,*" onload="init();">
+<frameset rows="125,*" onload="init();">
 <frame name="selector" src="empty.html" />
 <frame name="choices" src="empty.html" />
 </frameset>