var preloadFlag = false;

function newImage (x) {
	if (document.images) { i = new Image(); i.src = x; return i; }
}

function initRollovers () {
	if (document.images && (preloadFlag != true)) {
		var tmp = new Array();
		for (var i=0; i<imgs.length; i++) { tmp[i] = newImage(imgs[i]); }
		preloadFlag = true;
	}
}

function changeImages () {
	if (document.images && (preloadFlag == true)) {
		var args = changeImages.arguments;
		for (var i=0; i<args.length; i+=2) { document[args[i]].src = args[i+1]; }
	}
}

function rollOver (x,path) {
	if (path == null) { path = ''; }
	changeImages(x,'img/' + path + x + 'X.gif');
}

function rollOut (x,path) {
	if (path == null) { path = ''; }
	changeImages(x,'img/' + path + x + '.gif');
}