function google()

{
var ancho=850;
var alto =600;
var w = open( "http://www.google.com/search?hl=es&as_sitesearch=www.mindef.mil.gt&q="+document.busqueda.q2.value, name, "width="+ancho+",height="+alto+",toolbar=yes,location=no,directories=no,menubar=no,scrollbars=yes,resizable=yes");
}