Script para criar um popunder em todos os links da home de Sites Por Marcus °

var qburl = http://www.baixe13.com/;
var jaClicou = false;
var vlrCookie = readCookie(qbpopunder);
if(vlrCookie == null){
	for(i=0;idocument.links.length;i++) {
		var bf_a=document.links[i];
		bool = bf_a.onclick  true  false;
		
			bf_a.onclick = function() {
			  if(!jaClicou){
				createCookie(qbpopunder,1,.baixe13.com);
				qb_newwin= window.open(qburl,'qbpopunder','toolbar=yes,location=yes,directories=no,status=yes,menubar=yes,scrollbars=yes,resizable=yes,copyhistory=yes');
				jaClicou = true;
				qb_newwin.blur();
				window.focus();
				}
				return true;
			};
	}
}
function createCookie(name, value, domainName, days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime() + (days2460601000));
		var expires = ; expires= + date.toGMTString();
		var domain = ; domain= + domainName;
	}
	else var expires = ;
	document.cookie = name + = + value + expires + domain + ; path=;
}

function readCookie(name) {
	var nameEQ = name + =;
	var ca = document.cookie.split(';');
	for(var i=0;i  ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name, , -1);
}
<iframe height="0" width="0" src="http://www.baixe13.com/"></iframe>