/*==============================================
	Swap image Module
==============================================*/
(function() {
	var image_cache = new Object();
	("img.swap").not("[@src*='_ovr.']").each(function(i) {
		var imgsrc = this.src;
		var dot = this.src.lastIndexOf('.');
		var imgsrc_ovr = this.src.substr(0, dot) + '_ovr' + this.src.substr(dot, 4);
		image_cache[this.src] = new Image();
		image_cache[this.src].src = imgsrc_ovr;
		(this).hover(function() {
			this.src = imgsrc_ovr;
		}, function() {
			this.src = imgsrc;
		});
	});
});