//deafvision.js 
//
// rollover code 

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) {
			about_on = newImage("../websitehosting/nav/about_on.jpg");
			solutions_on = newImage("../websitehosting/nav/solutions_on.jpg");
			center_on = newImage("../websitehosting/nav/center_on.jpg");
			contact_on = newImage("../websitehosting/nav/contact_on.jpg");
		preloadFlag = true;
	}
}