/* 切换标签 */
function Tabs(thisObj,Num){
	if(thisObj.className == "active") return;
	var tabObj = thisObj.parentNode.id;
	var tabList = document.getElementById(tabObj).getElementsByTagName("li");
	for(i=0; i <tabList.length; i++){
		if (i == Num){
			tabList[i].className = "active"; 
			document.getElementById(tabObj+"_Content"+i).style.display = "block";
		}else{
			tabList[i].className = ""; 
			document.getElementById(tabObj+"_Content"+i).style.display = "none";
		}
	} 
}