var cintilla;
if (NumCintillas != 0)
{
cintilla = Math.floor(Math.random()*NumCintillas);
document.writeln('<script language="JavaScript" src="http://www.terra.com.mx/general/includes/js/cintillas/' + ArrProductos[cintilla] + '/' + ArrCintillas[cintilla] + '.js"></script>');
}