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) {
		home_over = newImage("images/home_over.png");
		home_out = newImage("images/home_out.png");
		profile_over = newImage("images/profile_over.png");
		profile_out = newImage("images/profile_out.png");
		services_over = newImage("images/services_over.png");
		services_out = newImage("images/services_out.png");
		courses_over = newImage("images/courses_over.png");
		courses_out = newImage("images/courses_out.png");
		clients_over = newImage("images/clients_over.png");
		clients_out = newImage("images/clients_out.png");
		whitepapers_over = newImage("images/links_over.png");
		whitepapers_out = newImage("images/links_out.png");
		rainbows_over = newImage("images/rainbows_over.png");
		rainbows_up = newImage("images/rainbows_up.png");
		preloadFlag = true;
	}
}

/***********************************************
* Encrypt Email script- Please keep notice intact
* Tool URL: http://www.dynamicdrive.com/emailriddler/
* **********************************************/
<!-- Encrypted version of: info [at] ***.** //-->

var emailriddlerarray=[105,110,102,111,64,100,50,105,46,99,97]
var encryptedemail_id84='' //variable to contain encrypted email 
for (var i=0; i<emailriddlerarray.length; i++)
 encryptedemail_id84+=String.fromCharCode(emailriddlerarray[i])

// document.write('<a href="mailto:'+encryptedemail_id84+'">info @ d2i.ca</a>')