function gup (  ) {

	name = 'lang';
	name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	var regexS = "[\\?&]"+name+"=([^&#]*)";
	var regex = new RegExp( regexS );
	var results = regex.exec( window.location.href );
	if ( results == null ) {
		return "en";
	} else
		return results[1];

}