//用户菜单控制函数
function showArea(areaID,userMenu){
var allTabTitle = document.getElementById('user_side_menu').getElementsByTagName("LI");
var allArea = document.getElementById('user_side_list').getElementsByTagName("DIV");
		for(i=0; i<allTabTitle.length; i++) {
			allTabTitle[i].className="side_menu_common";
			allArea[i].style.display="none";
		}

		allTabTitle[areaID].className="side_menu_active";
		allArea[areaID].style.display="block";
		SetCookie(userMenu,areaID,60);
}
//建立Cookie
function SetCookie(name,value,expires) {	//写 cookie
	var exp = new Date();
	exp.setTime(exp.getTime() + expires*60000);
	document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();//+";domain=sw86.com;path=/"; 
}
//读取Cookie
function ReadCookie(name) {	//读取cookie
	var oRegex = new RegExp(name+'=([^;]+)','i');
	var oMatch = oRegex.exec(document.cookie);
	if(oMatch && oMatch.length > 1) return unescape(oMatch[1]); else return '';
}
//响应用户点击
function setArea(name) {
	var cookie = ReadCookie(name);
	if(cookie == "") cookie = 0;
	showArea(cookie,name);
}