// JavaScript Document
//Cookie 区
function setCookie(cookieName,cookieValue){
	var expires = new Date();
	expires.setTime(expires.getTime() + 3 * 30 * 24 * 60 * 60 * 1000);
    document.cookie = cookieName+'='+cookieValue+';expires=' + expires.toGMTString();
}
function delCookie(cookieName){
	var expires = new Date();
	expires.setTime(expires.getTime()-1);
    document.cookie = cookieName+'=del;expires=' + expires.toGMTString();
}
function getCookie(cookieName)
{
	var cookieItem=document.cookie;
	var SIndex,EIndex;
	SIndex=cookieItem.indexOf(cookieName + "=");
	if(SIndex==-1)return "";
	EIndex=cookieItem.indexOf(";");
	if(EIndex==-1) return cookieItem.substring(SIndex);
	return cookieItem.substring(SIndex,EIndex);
}
//------------------------------------