function openpopup(){
url="http://www.22.cn"
window.open(url,"pop_sale","location=yes,toolbar=yes,status=yes,resizable=yes,scrollbars=yes,menubar=yes,directories=yes")
}
function get_cookie(Name) {
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search)
if (offset != -1) {
offset += search.length
end = document.cookie.indexOf(";", offset);
if (end == -1)
end = document.cookie.length;
returnvalue=unescape(document.cookie.substring(offset, end))
}
}
return returnvalue;
}
function helpor_net(){
if (get_cookie('popped')==''){
	openpopup();
	var today = new Date();
	var expire = new Date();
	expire.setTime(today.getTime() + 1*60*60*1000);  //1Сʱ
	document.cookie="popped=yes; expires="+ expire.toGMTString();
}
}
helpor_net();