//AJAX时使用，防止浏览器缓存
function getUrl(){
	return "&timeStamp=" + new Date().getTime();
}
function toSubmit(id){
	id.disabled=true;
	document.forms[0].submit();
	return false;
}
function isDelete(uri){
	if(confirm('删除后数据无法恢复！您确定要删除吗？')){
		location.href=uri;
		return true;
	}
	return false;
}
function url(url, title){
	if(title != null){
		window.open(url, title);
	}else{
		location.href=url;
	}
}


//写cookies
function setCookie(name,value)//两个参数，一个是cookie的名子，一个是值
{
	var Days = 30; //此 cookie 将被保存 30 天
	var exp  = new Date();    //new Date("December 31, 9998");
	exp.setTime(exp.getTime() + Days*24*60*60*1000);
	document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
}
function getCookie(name)//取cookies函数        
{
	var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
	if(arr != null) return unescape(arr[2]); return null;

}
function delCookie(name)//删除cookie
{
	var exp = new Date();
	exp.setTime(exp.getTime() - 1);
	var cval=getCookie(name);
	if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}