var sPath = window.location.pathname;
//var sPage = sPath.substring(sPath.lastIndexOf('\\') + 1);
var sPage = sPath.substring(sPath.lastIndexOf('/') + 1);

var currNav = null;

function init() {
    switch (sPage) {
        case "":
            currNav = "nav_home";
            break;
        case "Default.aspx":
            currNav = "nav_home";
            break;
        case "gallery.aspx":
            currNav = "nav_gallery";
            break;
        case "quality.aspx":
            currNav = "nav_quality";
            break;
        case "contact.aspx":
            currNav = "nav_contact";
            break;
        default:
            break;
    }
    document.getElementById(currNav).src = "images/" + currNav + "_over.gif";
}

function navOver(obj, isOver) {
    if (isOver) {
        obj.src = "images/" + obj.id + "_over.gif";
    }
    else {
        obj.src = "images/" + obj.id + ".gif";
        init();
    }
}

function setPage(obj) {
    currPage = obj.id;
}