function owindow(url,img){
  url = url + '?img=' + img;
  window.open(url,'ventana','width=100,height=100');
}

function popUp(url,name,width,height,scrollbars,dependent,resizable){
  if(!dependent){
    dependent=false;
  }
  if(!resizable){
    resizable=true;
  }
  ventana=window.open(url,name,'width='+width+',height='+height+',scrollbars='+scrollbars+',left=0,top=0,dependent='+dependent+'resizable='+resizable);
}

function cambiaemail (info) {
var res = "";
for (var n = 0; n < info.length; n++)
res += String.fromCharCode(info.charCodeAt(n));
if (res.indexOf('@') < 0)
res = res + '@' + 'sgpinstalaciones.com';
location = "mail" + "to:" + res;
}