function comprar() {
window.open("comprar.html","UOL",'top=0,left=0,x=0,y=0,width=800,height=600,toolbar=no,location=no,directories=no,status=yes,menubar=yes,resizable=yes,scrollbars=yes');
}

function epk() {
window.open("epk.html","UOL",'top=0,left=0,x=0,y=0,width=800,height=600,toolbar=no,location=no,directories=no,status=yes,menubar=yes,resizable=yes,scrollbars=yes');
}

function site() {
window.open("../index.php","UOL",'top=0,left=0,x=0,y=0,width=800,height=600,toolbar=no,location=no,directories=no,status=yes,menubar=yes,resizable=yes,scrollbars=yes');
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}