var last = 0;

		if (document.images) {
// preload images start
// preload images end
}


		function act_top(imgName, imgNum) {
			document[imgName].src = eval(imgName + 'on.src');	
		}

		function inact_top(imgName, imgNum) {
			document[imgName].src = eval(imgName + 'off.src');
		}

		function stay_top(imgName, imgNum) {
// stay images start
// stay images end

		document[imgName].src = eval(imgName + 'act.src');

		if (last>0){
			temp='image' + last;
				document[temp].src = eval(temp + 'off.src');
			}
			last=imgNum;
		}