function changeimg2(id){
        var menu = id;
        //alert("menu=="+menu);
        if (menu == "1"){
            document.getElementById("productsmenu").src = "images/nav1_products1.gif";
        }
        if (menu == "2"){
            document.getElementById("downloadmenu").src = "images/nav1_downloads1.gif";
        }
        if (menu == "3"){
            document.getElementById("aboutusmenu").src = "images/nav1_about_us1.gif";
        }
        if (menu == "4"){
            document.getElementById("contactmenu").src = "images/nav1_contact_us1.gif";
        }
        if (menu == "5"){
            document.getElementById("faqmenu").src = "images/nav1_faq1.gif";
        }
    }
    
    function replaceimg2(id){
        var menu = id;
        //alert("menu==="+menu);
        if (menu == "1"){
            document.getElementById("productsmenu").src = "images/nav1_products.gif";
        }
        if (menu == "2"){
            document.getElementById("downloadmenu").src = "images/nav1_downloads.gif";
        }
        if (menu == "3"){
            document.getElementById("aboutusmenu").src = "images/nav1_about_us.gif";
        }
        if (menu == "4"){
            document.getElementById("contactmenu").src = "images/nav1_contact_us.gif";
        }
        if (menu == "5"){
            document.getElementById("faqmenu").src = "images/nav1_faq.gif";
        }
    }