function setCookie(name, value, expiredays){
	var todayDate = new Date();
	todayDate.setDate( todayDate.getDate() + expiredays );
	document.cookie = name + "=" + escape( value ) + "; path=/; expires=" + todayDate.toGMTString() + ";"
}
function delCookie(name){
	var today = new Date()
	today.setTime(today.getTime()-1)
	var value = getCookie(name)
	if(value !="")
		document.cookie = name + "=" + escape( value ) + "; path=/; expires=" + today.toGMTString()
}
function getCookie(name){

	var nameOfCookie = name + "=";
	var x = 0;
	while ( x <= document.cookie.length )
	{
		var y = (x+nameOfCookie.length);
		if ( document.cookie.substring( x, y ) == nameOfCookie ) {
			if ( (endOfCookie=document.cookie.indexOf( ";", y )) == -1 )
				endOfCookie = document.cookie.length;
			return unescape( document.cookie.substring( y, endOfCookie ) );
		}
		x = document.cookie.indexOf( " ", x ) + 1;
		if ( x == 0 )
			break;
	}
	return "";
}
function closeWin(page_id){ 
	if (document.forms[0].view_chk.checked)
 		setCookie(page_id, "view" , 1); 
    self.close(); 
}
function PopWinChk(go_url, page_id, features){
//	delCookie("pageview")
	var pageview
//	var cookiechk=getCookie("pageview");
	var cookiechk=getCookie(page_id);

	if(cookiechk!="view"){
		window.open(go_url,page_id,features);
	}
}