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) {
		lift_over = newImage("images/lift_over.jpg");
		charter_over = newImage("images/charter_over.jpg");
		fire_over = newImage("images/fire_over.jpg");
		aim_over = newImage("images/aim_over.jpg");
		movies_over = newImage("images/movies_over.jpg");
		pipeline_over = newImage("images/pipeline_over.jpg");
		repair_over = newImage("/images/repair_over.jpg");
		ag_over = newImage("/images/ag_over.jpg");
		//cdf_over = newImage("/images/cdf_over.jpg");
		//employment_over = newImage("/images/employment_over.jpg");
		employOps_over = newImage("/images/employOps_over.jpg");
		contactUs_over = newImage("/images/contactUs_over.jpg");
		contact_over = newImage("/images/contact_over.jpg");
		calendar_over = newImage("/images/calendar_over.jpg");
		oacys_over = newImage("/images/oacys_over.jpg");

		bucket_over = newImage("images/menu/bucket-over.jpg");
		bucketImage = newImage("images/menu/bucket.jpg");

		mainImage = newImage("images/main/main.jpg");
		agImage = newImage("images/main/ag.jpg");
		liftImage = newImage("images/main/lift.jpg");
		frostImage = newImage("images/main/frost.jpg");
		charterImage = newImage("images/main/charter.jpg");
		fireImage = newImage("images/main/fire.jpg");
		moviesImage = newImage("images/main/movies.jpg");
		pipelineImage = newImage("images/main/pipeline.jpg");
		repairImage = newImage("images/main/repair.jpg");

		preloadFlag = true;
	}
}