/* apertura de popups */
var v=null; 
function abrirURL(url) { 
if (v) v.close(); 
v = window.open(url, 'googlemap', "toolbar=0,scrollbars=auto,location=0,statusbar=0,menubar=0,resizable=1,width=520,height=450,left=20,top=20"); 
v.focus(); 
return false; 
}