$(document).ready(function() {
getNav();
 $(document).pngFix();
});

function historyback() {    
    history.back();

}

function getEx(tx) {
    alert(tx);
}

function defaultNav() {
    var nav = new Array(3);
    nav[0] = new Image()
    nav[0].src = "images/home.gif"
    nav[1] = new Image()
    nav[1].src = "images/games.gif"
    nav[2] = new Image()
    nav[2].src = "images/download.gif"
    nav[3] = new Image()
    nav[3].src = "images/contact.gif"
    var imgs = $(".nav img");
    for (var i = 0; i < imgs.length; i++) {
        if (imgs[i].src.indexOf("2") == -1) continue //change where needed
        {
            imgs[i].src = nav[i].src  
            return
        }
    }
  
}
function getNav() {
    var nav = new Array(3);
    nav[0] = new Image()
    nav[0].src = "images/home2.gif"
    nav[1] = new Image()
    nav[1].src = "images/games2.gif"
    nav[2] = new Image()
    nav[2].src = "images/download2.gif"
    nav[3] = new Image()
    nav[3].src = "images/contact2.gif"    
    defaultNav()
    var links = $(".nav a");
    for (var i = 0; i < links.length; i++) {
        var lurl = links[i].getAttribute("href");
        var curl = window.location.href
        if (curl.indexOf(".aspx") == -1) {
            curl = curl + "Default.aspx"
        }
        if (curl.indexOf("News.aspx") != -1) {
            curl = curl.split("News.aspx")[0] + "Default.aspx"
                     
        } 
           
        if (curl.indexOf(lurl) != -1) {
            var theImg = links[i].getElementsByTagName("img")[0]
            theImg.src = nav[i].src
        }
    }
}