// image.js

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

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

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		chome = newImage("images/chome.jpg");
		cabout = newImage("images/cabout.jpg");
		cservices = newImage("images/cservices.jpg");
		cstepbystep = newImage("images/cstepbystep.jpg");
		cadvice = newImage("images/cadvice.jpg");
		shome = newImage("images/shome.jpg");
		sabout = newImage("images/sabout.jpg");
		sservices = newImage("images/sservices.jpg");
		sstepbystep = newImage("images/sstepbystep.jpg");
		sadvice = newImage("images/sadvice.jpg");
		preloadFlag = true;
	}
}