var lasti=0;

function changeImageOver(name){
document.images[name].src="IMG/btn"+name+"Over.gif";
}
function changeImageOut(name){
document.images[name].src="IMG/btn"+name+"Off.gif";
}

function changeImageDown(name){
document.images[name].src="IMG/btn"+name+"On.gif";
}

function showIt(i) {
  var ourhelp = eval("document.all.help"+i)
  ourhelp.style.visibility="visible";
	ourhelp.style.display="inline";
	lasti=i;
	for (var j=1;j<25;j++){
		if (j!=i){
			try{
				var ourhelp = eval("document.all.help"+j);
				ourhelp.style.visibility="hidden";
				ourhelp.style.display="none";
			}
			catch (e){};
		}
	}
}

function hideIt(i) {
  window.setTimeout('hideIt2('+i+')',1000);
}

function hideIt2(i){
	if (i!=lasti){
		var ourhelp = eval("document.all.help"+i);
		ourhelp.style.visibility="hidden";
		ourhelp.style.display="none";
	}
}

function hideIt3(i){
	try{
		var ourhelp = eval("document.all.help"+i);
		ourhelp.style.visibility="hidden";
		ourhelp.style.display="none";
	}
	catch(e){}
}