navegador = ""; 
if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)){ //test for MSIE x.x;
 var ieversion=new Number(RegExp.$1) // capture x.x portion and store as a number
 if (ieversion>=8)
  navegador = "IE8";
 else if (ieversion>=7)
  navegador = "IE7";
 else if (ieversion>=6)
  navegador = "IE6";
 else if (ieversion>=5)
  navegador = "IE5";
}

if (navegador=="IE7"){
$("head").append("<link>");
css = $("head").children(":last");
css.attr({
rel: "stylesheet",
type: "text/css",
href: "/css/ie7.css"
});}

if (navegador=="IE6"){
$("head").append("<link>");
css = $("head").children(":last");
css.attr({
rel: "stylesheet",
type: "text/css",
href: "/css/ie6.css"
});}

function pinta() {
    var pagina = window.location.href;
    pos_barra = pagina.lastIndexOf("/");
    pos_punt = pagina.lastIndexOf(".");
    nom_pagina = pagina.substring(pos_barra + 1, pos_punt);
    nom_aux = pagina.substring(0, pos_barra);
    pos_barra_directori = nom_aux.lastIndexOf("/");
    nom_directori = pagina.substring(pos_barra_directori + 1, pos_barra);
	
	
    if (nom_pagina == "home")
        $('a#' + nom_directori).addClass("actiu");
    else{
		pos_guio = nom_pagina.indexOf("_");
		if (pos_guio > 0){
			if ($.url.param("IdCat")> 0){
				nom_pagina = nom_pagina.substring(0, pos_guio)+$.url.param("IdCat");
			}
			
			else 
				nom_pagina = nom_pagina.substring(0, pos_guio);
		}
		
		$('a#' + nom_pagina).addClass("actiu");
	}
}

(function ($) {
	$.url = {};
	$.extend($.url, {
		_params: {},
		init: function(){
			var paramsRaw = "";
			try{
				paramsRaw = 
					(document.location.href.split("?", 2)[1] || "").split("#")[0].split("&") || [];
				for(var i = 0; i< paramsRaw.length; i++){
					var single = paramsRaw[i].split("=");
					if(single[0])
						this._params[single[0]] = unescape(single[1]);
				}
			}
			catch(e){
				alert(e);
			}
		},
		param: function(name){
			return this._params[name] || "";
		},
		paramAll: function(){
			return this._params;
		}
	});
	$.url.init();
})(jQuery);