function google()
{
var ancho=850;
var alto =600;
var w = open("http://www.google.com/search?hl=es&as_sitesearch=diagonal-colombia.com&q="+document.busqueda.q.value, "_blank", "width="+ancho+",height="+alto+",toolbar=yes,location=no,directories=no,menubar=no,scrollbars=yes,resizable=yes");
}