if(document.images)
{
    nav = new Array();
    nav[01] = new Image();
    nav[01].src = "images/design_btn.gif";
    nav[02] = new Image();
    nav[02].src = "images/design_ovr.gif";
    nav[03] = new Image();
    nav[03].src = "images/print_btn.gif";
    nav[04] = new Image();
    nav[04].src = "images/print_ovr.gif";
    nav[05] = new Image();
    nav[05].src = "images/web_btn.gif";
    nav[06] = new Image();
    nav[06].src = "images/web_ovr.gif";
    nav[07] = new Image();
    nav[07].src = "images/signage_btn.gif";
    nav[08] = new Image();
    nav[08].src = "images/signage_ovr.gif";
    nav[09] = new Image();
    nav[09].src = "images/marketing_btn.gif";
    nav[10] = new Image();
    nav[10].src = "images/marketing_ovr.gif";
    nav[11] = new Image();
    nav[11].src = "images/home_btn.gif";
    nav[12] = new Image();
    nav[12].src = "images/home_ovr.gif";
    nav[13] = new Image();
    nav[13].src = "images/about_us_btn.gif";
    nav[14] = new Image();
    nav[14].src = "images/about_us_ovr.gif";
    nav[15] = new Image();
    nav[15].src = "images/contact_btn.gif";
    nav[16] = new Image();
    nav[16].src = "images/contact_ovr.gif";
    
    nav[17] = new Image();
    nav[17].src = "images/indx_design_btn.gif";
    nav[18] = new Image();
    nav[18].src = "images/indx_design_ovr.gif";
    nav[19] = new Image();
    nav[19].src = "images/indx_print_btn.gif";
    nav[20] = new Image();
    nav[20].src = "images/indx_print_ovr.gif";
    nav[21] = new Image();
    nav[21].src = "images/indx_web_btn.gif";
    nav[22] = new Image();
    nav[22].src = "images/indx_web_ovr.gif";
    nav[23] = new Image();
    nav[23].src = "images/indx_signage_btn.gif";
    nav[24] = new Image();
    nav[24].src = "images/indx_signage_ovr.gif";
    nav[25] = new Image();
    nav[25].src = "images/indx_marketing_btn.gif";
    nav[26] = new Image();
    nav[26].src = "images/indx_marketing_ovr.gif";
    
    nav[27] = new Image();
    nav[27].src = "images/payinvoiceonline_off.gif";
    nav[28] = new Image();
    nav[28].src = "images/payinvoiceonline_ovr.gif";
    
    nav[29] = new Image();
    nav[29].src = "images/rewards_btn.gif";
    nav[30] = new Image();
    nav[30].src = "images/rewards_ovr.gif";
    
    nav[31] = new Image();
    nav[31].src = "images/dwnld_pdf_btn.gif";
    nav[32] = new Image();
    nav[32].src = "images/dwnld_pdf_ovr.gif";
    
    nav[33] = new Image();
    nav[33].src = "images/animalsasia_off.gif";
    nav[34] = new Image();
    nav[34].src = "images/animalsasia_ovr.gif";
    nav[35] = new Image();
    nav[35].src = "images/relayforlife_off.gif";
    nav[36] = new Image();
    nav[36].src = "images/relayforlife_ovr.gif";
    nav[37] = new Image();
    nav[37].src = "images/redcliffecommunityassoc_off.gif";
    nav[38] = new Image();
    nav[38].src = "images/redcliffecommunityassoc_ovr.gif";
    nav[39] = new Image();
    nav[39].src = "images/supportwikipedia_btn.gif";
    nav[40] = new Image();
    nav[40].src = "images/supportwikipedia_ovr.gif";
    
    nav[41] = new Image();
    nav[41].src = "images/payonline_btn.gif";
    nav[42] = new Image();
    nav[42].src = "images/payonline_ovr.gif";
    
    nav[43] = new Image();
    nav[43].src = "images/supporth2h_btn.gif";
    nav[44] = new Image();
    nav[44].src = "images/supporth2h_ovr.gif";
    nav[45] = new Image();
    nav[45].src = "images/supportsheltapak_btn.gif";
    nav[46] = new Image();
    nav[46].src = "images/supportsheltapak_ovr.gif";
}


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