<!-- 
// identificacion browser para foco de ventana.
var browser=navigator.appName + " " + navigator.appVersion;

function galeria(url)
   {
   if (browser.substring(0, 8)=="Netscape")
      {
      var newWind=window.open(url,"Link","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=500,height=350,left=55,top=30");
      if (newWind.opener == null)
         { newWind.opener = window; }
      else
         { 
         if (browser.substring(0, 12)=="Netscape 3.0")
            newWind.focus();
         if (browser.substring(0, 12)=="Netscape 2.0")
            newWind.document.forms[0].display.focus();
         }
      }
   else
      {
      var newWind=window.open(url,"Link","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=500,height=350,left=55,top=30");
      if (newWind.opener == null)
         { newWind.opener = window; }
      }
    }
function fotograma(url)
   {
   if (browser.substring(0, 8)=="Netscape")
      {
      var newWind=window.open(url,"Link","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=500,height=350,left=0,top=0");
      if (newWind.opener == null)
         { newWind.opener = window; }
      else
         { 
         if (browser.substring(0, 12)=="Netscape 3.0")
            newWind.focus();
         if (browser.substring(0, 12)=="Netscape 2.0")
            newWind.document.forms[0].display.focus();
         }
      }
   else
      {
      var newWind=window.open(url,"Link","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=500,height=350,left=0,top=0");
      if (newWind.opener == null)
         { newWind.opener = window; }
      }
    }
function info(url)
   {
   if (browser.substring(0, 8)=="Netscape")
      {
      var newWind=window.open(url,"Link","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=500,height=350,left=0,top=0");
      if (newWind.opener == null)
         { newWind.opener = window; }
      else
         { 
         if (browser.substring(0, 12)=="Netscape 3.0")
            newWind.focus();
         if (browser.substring(0, 12)=="Netscape 2.0")
            newWind.document.forms[0].display.focus();
         }
      }
   else
      {
      var newWind=window.open(url,"Link","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=500,height=350,left=0,top=0");
      if (newWind.opener == null)
         { newWind.opener = window; }
      }
    }
// -->