var inDP=false;
function currentPage() {
    var curURL = location.href;
    var sPage;
    if (curURL.indexOf('.aspx') < 0)
        sPage = 'default';
    else {
        sPage = curURL.substring(curURL.lastIndexOf('/') + 1);
        sPage = sPage.substring(0, sPage.indexOf('.'));
    }
    var cur_Page = sPage;
    setBackground(sPage);
    
    var menu_item = document.getElementById('m_' + sPage);
    if (!menu_item)
        return;
    var parent = menu_item.parentNode.parentNode;
    var a_sourse = menu_item;
    if (parent.tagName == 'LI') {
        var top_parent = parent.parentNode.parentNode;
        a_sourse = parent;
        sPage = parent.id.substring(2);
        var csclass = "ls_menu_l2"
        if (top_parent.tagName == 'LI') {
            a_sourse = top_parent;
            sPage = top_parent.id.substring(2);
            //parent.className = csclass;
            csclass = "ls_menu_l3"
            inDP = true;
        }

        menu_item.parentNode.style.display = "block";
        var hasUL = menu_item.getElementsByTagName('ul');
        if (hasUL.length == 0)
            menu_item.className = csclass;
        else
            inDP=true;
        
    }
    var menu_a = a_sourse.getElementsByTagName("a");
    if (!menu_a)
        return;
    menu_a[0].innerHTML = "<img src='images/m_" + sPage + ".jpg' border='none' alt=''/>";
    var ul_submenu = document.getElementById('ul_' + sPage);
    if (!ul_submenu)
        return;
    ul_submenu.style.display = "block";
    var ulul_submenu = document.getElementById('ul_' + cur_Page);
    if (!ulul_submenu)
        return;
    ulul_submenu.style.display = "block";    
    //alert(menu_a[0].innerHTML);
}

function setBackground(page) {
    var obj = document.getElementById("PageContent");
    if (!obj)
        return;
    obj.style.backgroundImage = "url(images/bkg/" + page + "_bkg.jpg)";
    var obj = document.getElementById("PageBottom");
    if (!obj)
        return;
    obj.style.backgroundImage = "url(images/bkg/" + page + "_bkg_bt.jpg)";   
}
function imageMenuPreload() {
    preloadImages('images/m_aboutus.jpg'
        , 'images/m_clients.jpg'
        , 'images/m_contact.jpg'
        , 'images/m_default.jpg'
        , 'images/m_services.jpg'
        , 'images/m_testimonials.jpg'
        );
}
function sh_bigmitem(obj, show)
{
    var ulL=obj.getElementsByTagName('ul');
    if(ulL.length==0)
        return;
    if (show == 1) {
        ulL[0].style.display = "block";
        ulL[0].style.backgroundImage = "url(images/ul_lev3_bkg_over.jpg)";
    }
    else {
        ulL[0].style.backgroundImage = "url(images/ul_lev3_bkg.jpg)";
        if (!inDP)
            ulL[0].style.display = "none";
    }
        
     
}