popfrequency="15 minutes"

function openpopup(popurl){
	var winfeatures="scrollbars=1,resizable=1,toolbar=1,location=1,menubar=1,status=1,directories=0"
	var winpops=window.open(popurl,"",winfeatures)
	winpops.blur()
	window.focus()
}

function get_cookie(Name) {
	var search = Name + "="
	var returnvalue = "";
	if (document.cookie.length > 0) {
		offset = document.cookie.indexOf(search)
		if (offset != -1) { // if cookie exists
		offset += search.length
		// set index of beginning of value
		end = document.cookie.indexOf(";", offset);
		// set index of end of cookie value
		if (end == -1)
			end = document.cookie.length;
			returnvalue=unescape(document.cookie.substring(offset, end))
		}
	}
	return returnvalue;
}

function resetcookie(){
	var expireDate = new Date()
	expireDate.setMinutes(expireDate.getMinutes()-10)
	document.cookie = "gzpopunder=;path=/;expires=" + expireDate.toGMTString()
}

function loadornot(){
	if (get_cookie('gzpopunder')==''){
				var popunder="http://c.actiondesk.com/?s=37231&p=21&pp=1"
		openpopup(popunder)
		var expireDate = new Date()
		expireDate.setMinutes(expireDate.getMinutes()+parseInt(popfrequency))
		document.cookie = "gzpopunder="+parseInt(popfrequency)+";path=/;expires=" + expireDate.toGMTString()
	}
}

if (get_cookie('gzpopunder')!=parseInt(popfrequency))
resetcookie()
loadornot()