function preloadImgs() {
	var args = preloadImgs.arguments; 
	if(!document.preloadedImgs) {
		document.preloadedImgs = new Array();
	}
	for(var i = 0, j = document.preloadedImgs.length; i < args.length; i++,j++) { 
		document.preloadedImgs[j] = new Image; 
		document.preloadedImgs[j].src = args[i]; 
	}
}

function swapImage(idSwap, imageSwap) {
	var imgDom = $('#' + idSwap)[0];
	imgDom.osrc = imgDom.src;
	if (!imageSwap) {
		splitPart = imgDom.src.split('.');
		imageSwap = '';
		var i;
		for (i = 0; i < splitPart.length - 2; i++) {
			imageSwap += splitPart[i] + '.';
		}
		if (i < splitPart.length) {
			imageSwap += splitPart[i];
			i++;
		}
		imageSwap += '-ac.';
		if (i < splitPart.length) {
			imageSwap += splitPart[i];
		}
	}
	imgDom.src = imageSwap;
}

function restoreImage(idRestore) {
	var imgDom = $('#' + idRestore)[0];
	imgDom.src = imgDom.osrc;
}

function delayLoad(func) {
	return func
}