anchor.diff:  
   while(colDataTypes.indexOf("str") !=-1)
   colDataTypes=colDataTypes.replace(/str/,"ro");
  -
  +/*
  +document.write("<hr>myData[0] : "+myData[0]+"<hr>");
  +document.write("<hr>columns : "+columns+"<hr>");
  +document.write("<hr>colDataTypes : "+colDataTypes+"<hr>");
  +document.write("<hr>colWidth : "+colWidth+"<hr>");
  +*/
   </script>
   
   <table width="100%">
  
positive.code: 		//var chkName = "value1(CHK_" + row + ")";
  		document.write("<input type='hidden' name='"+chkName +"' id='"+row+"' value='1'>");
  	}
  	//fix for grid display on IE for first time.
  	mygrid.setSizes();
  </script>
  
negative.code: <script>
  	mygrid = new dhtmlXGridObject('gridbox');
  	mygrid.setImagePath("dhtml_comp/imgs/");
  
  	if(useFunction == "participant")
  	{
  //		alert("test");
  		colDataTypes=colDataTypes.replace(/ch/,"ra");
  		colDataTypes=colDataTypes.replace(/int/,"ro");
  		columns=","+columns+",";
  		colWidth = colWidth+",100,0";
  		mygrid.setOnCheckHandler(onParticipantClick);
  		mygrid.setOnRowDblClickedHandler(useFunction);
  /*document.write("<hr>myData[0] : "+myData[0]+"<hr>");
  document.write("<hr>columns : "+columns+"<hr>");
  document.write("<hr>colDataTypes : "+colDataTypes+"<hr>");
  document.write("<hr>colWidth : "+colWidth+"<hr>");
  */
  	}
  
  	mygrid.setHeader(columns);
  	//mygrid.setEditable("FALSE");
  	mygrid.enableAutoHeigth(false);
  
  	mygrid.setInitWidths(colWidth);
  	mygrid.setColTypes(colDataTypes);
  	mygrid.enableMultiselect(true);
  //	mygrid.chNoState = "0";
  