Add or delete page elements at the specified location

function set_jsgf(itemList)
	{
	    var html = new Array();
	    for(var i=0;i<itemList.length;i++)
	    {
	    	html.push("<tr>");
	        html.push("<input type='hidden' name='jsgfid' value='"+itemList[i].id+"'/>");
	        html.push("<td class='alignc'>"+itemList[i].typeName+"</td>");
	        html.push("<td class='alignc'>"+itemList[i].code+"</td>");
	        html.push("<td class='alignc'><a href='#' class='color_list' onclick='view_jsgf(\""+itemList[i].id+"\")'>"+itemList[i].name+"</a></td>");
	        html.push("<td class='alignc'><a href='javascript:void(0)' onclick='delRow(this)'><img src='<%=request.getContextPath() %>/resource/images/act/act_2.gif'/></a></td>");
			html.push("</tr>");
		}
		$("#jsgf").append(html.join(""));
		Dialog.close();
	}

new element

function delRow(obj)
	{
	    $(obj).parent().parent().remove();
	}  

remove element

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