function flip(butt,onoff){
	if (butt == 1){
		if (onoff == 1) document.butt1.src = butt1ON.src;
		else document.butt1.src = butt1OFF.src;
		}
	if (butt == 2){
		if (onoff == 1) document.butt2.src = butt2ON.src;
		else document.butt2.src = butt2OFF.src;
		}
	if (butt == 3){
		if (onoff == 1) document.butt3.src = butt3ON.src;
		else document.butt3.src = butt3OFF.src;
		}
	if (butt == 4){
		if (onoff == 1) document.butt4.src = butt4ON.src;
		else document.butt4.src = butt4OFF.src;
		}
	}
function popup(url){window.open(url,"BestTrading","toolbar=no,location=no,status=no,menubar=no,scrollbars=auto,width=450,height=460,resizable=yes");}