if(document.images)
{
    nav = new Array();
    nav[01] = new Image();
    nav[01].src = "images/menu_home.gif";
    nav[02] = new Image();
    nav[02].src = "images/menu_home_ovr.gif";
    nav[03] = new Image();
    nav[03].src = "images/menu_aboutus.gif";
    nav[04] = new Image();
    nav[04].src = "images/menu_aboutus_ovr.gif";
    nav[05] = new Image();
    nav[05].src = "images/menu_travelservices.gif";
    nav[06] = new Image();
    nav[06].src = "images/menu_travelservices_ovr.gif";
    nav[07] = new Image();
    nav[07].src = "images/menu_testimonials.gif";
    nav[08] = new Image();
    nav[08].src = "images/menu_testimonials_ovr.gif";
    nav[09] = new Image();
    nav[09].src = "images/menu_newsandevents.gif";
    nav[10] = new Image();
    nav[10].src = "images/menu_newsandevents_ovr.gif";
    nav[11] = new Image();
    nav[11].src = "images/menu_organisations.gif";
    nav[12] = new Image();
    nav[12].src = "images/menu_organisations_ovr.gif";
    nav[13] = new Image();
    nav[13].src = "images/menu_contactus.gif";
    nav[14] = new Image();
    nav[14].src = "images/menu_contactus_ovr.gif";
    nav[15] = new Image();
    nav[15].src = "images/menu_hotdeals.gif";
    nav[16] = new Image();
    nav[16].src = "images/menu_hotdeals_ovr.gif";
/*    nav[15] = new Image();
    nav[15].src = "images/newrental.gif";
    nav[16] = new Image();
    nav[16].src = "images/newrental_ovr.gif";
    nav[17] = new Image();
    nav[17].src = "images/edit.gif";
    nav[18] = new Image();
    nav[18].src = "images/edit_ovr.gif";
    nav[19] = new Image();
    nav[19].src = "images/cancel.gif";
    nav[20] = new Image();
    nav[20].src = "images/cancel_ovr.gif";
    nav[21] = new Image();
    nav[21].src = "images/backtoresults.gif";
    nav[22] = new Image();
    nav[22].src = "images/backtoresults_ovr.gif";*/
}


function change_nav(from,to)
{
    if(document.images)
    {
        document.images[from].src = nav[to].src;
    }
}