function showpage(code) {

//location = (code + "/index_" + code + ".php");
location = ("index_" + code + ".php");
}


if (navigator.appName == 'Netscape')
var language = navigator.language;
else
var language = navigator.browserLanguage;

var code = language.substring(0,2);

if (code == 'es' || code == 'cat' )
showpage(code);
else
showpage('es');