preload('btnhomeover','/templates/original/img/btn-home-over.gif');
			preload('btnhomeoff','/templates/original/img/btn-home.gif');
			preload('btnnewsinfoover','/templates/original/img/btn-newsinfo-over.gif');
			preload('btnnewsinfooff','/templates/original/img/btn-newsinfo.gif');
			preload('btnusedmachineryover','/templates/original/img/btn-usedmachinery-over.gif');
			preload('btnusedmachineryoff','/templates/original/img/btn-usedmachinery.gif');
			preload('btnequipmentsearchover','/templates/original/img/btn-equipmentsearch-over.gif');
			preload('btnequipmentsearchoff','/templates/original/img/btn-equipmentsearch.gif');
			preload('btnproductlineover','/templates/original/img/btn-productline-over.gif');
			preload('btnproductlineoff','/templates/original/img/btn-productline.gif');
			preload('btnserviceover','/templates/original/img/btn-service-over.gif');
			preload('btnserviceoff','/templates/original/img/btn-service.gif');
			preload('btnedmconsumablesover','/templates/original/img/btn-edmconsumables-over.gif');
			preload('btnedmconsumablesoff','/templates/original/img/btn-edmconsumables.gif');
			preload('btnaboutusover','/templates/original/img/btn-aboutus-over.gif');
			preload('btnaboutusoff','/templates/original/img/btn-aboutus.gif');

			
			function preload(imgObj,imgSrc) {
				if (document.images) {
					eval(imgObj+' = new Image()')
					eval(imgObj+'.src = "'+imgSrc+'"')
				}
			}

			function changeImage(imgName,imgObj) {
				if (document.images) {
					document.images[imgName].src = eval(imgObj+".src")
				}
			}