if ("<%=id %>"!="") {
//默认选中专业节点
var treeObj = $.fn.zTree.getZTreeObj("treeDemo");
var node = treeObj.getNodeByParam("id", "<%=id %>");
treeObj.selectNode(node,false);
//设置选中节点后右边编辑内容的载入
onTreeClick(event,"<%=id %>",node,true);
}
function zTreeOnExpand(event, treeId, treeNode) {
$("#treeDemo").scrollTop(document.getElementById(treeNode.tId).offsetTop - 24);
};