images_loaded=0;
    
    function load_rollovers() {
             if (document.images) {  
                rollover = new MakeArray(34)
                rollover[0].src = "/site/images/home_off.gif"
                rollover[1].src = "/site/images/home_on.gif"
                rollover[2].src = "/site/images/company_off.gif"
                rollover[3].src = "/site/images/company_on.gif"
                rollover[4].src = "/site/images/services_off.gif"
                rollover[5].src = "/site/images/services_on.gif"
                rollover[6].src = "/site/images/projects_off.gif"
                rollover[7].src = "/site/images/projects_on.gif"
                rollover[8].src = "/site/images/corporate_off.gif"
                rollover[9].src = "/site/images/corporate_on.gif"
                rollover[10].src = "/site/images/retail_off.gif"
                rollover[11].src = "/site/images/retail_on.gif"
                rollover[12].src = "/site/images/institutional_off.gif"
                rollover[13].src = "/site/images/institutional_on.gif"
                rollover[14].src = "/site/images/healthcare_off.gif"
                rollover[15].src = "/site/images/healthcare_on.gif"
                rollover[16].src = "/site/images/residential_off.gif"
                rollover[17].src = "/site/images/residential_on.gif"
                rollover[18].src = "/site/images/workinprogress_off.gif"
                rollover[19].src = "/site/images/workinprogress_on.gif"
                rollover[20].src = "/site/images/contactus_off.gif"
                rollover[21].src = "/site/images/contactus_on.gif"
                rollover[22].src = "/site/projects/images/corp_off.gif"
                rollover[23].src = "/site/projects/images/corp_on.gif"
                rollover[24].src = "/site/projects/images/ret_off.gif"
                rollover[25].src = "/site/projects/images/ret_on.gif"
                rollover[26].src = "/site/projects/images/inst_off.gif"
                rollover[27].src = "/site/projects/images/inst_on.gif"
                rollover[28].src = "/site/projects/images/health_off.gif"
                rollover[29].src = "/site/projects/images/health_on.gif"
                rollover[30].src = "/site/projects/images/res_off.gif"
                rollover[31].src = "/site/projects/images/res_on.gif"
                rollover[32].src = "/site/projects/images/wip_off.gif"
                rollover[33].src = "/site/projects/images/wip_on.gif"
                images_loaded=1;
                                
             }
                
}



        function MakeArray(n) {
                this.length = n
                for (var i = 0; i< n; i++) {
                        this[i] = new Image()
                }
                return this
        }

   

        function chng_rollover(imgName,ro_Num) {
                if (document.images) {
                        document [imgName].src = rollover[ro_Num].src;
                }
        }