function abrirVentana(url,name,w,h,scrolling,resize) {
	var winl = (screen.width/2)-(w/2);
	var wint = (screen.height/2)-(h/2);
	window.open(url,name,"toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars="+scrolling+",resizable="+resize+",width="+w+",height="+h+",top="+wint+",left="+wint+"");
}