function newImage( imgSrc )
{

	var imgName = new Image();
	imgName.src = imgSrc;
	
	return imgName;

}

function change( imgName, imgLocation )
{
	document[imgName].src = imgLocation ;
}

var preloadFlag = false;

function loadImages()
{
	 if (document.images)
	 {
		home_over = newImage("images/home_on.jpg");
		schedule_over = newImage("images/schedule_on.jpg");
		profile_over = newImage("images/profile_on.jpg");
		merchandise_over = newImage("images/merchandise_on.jpg");
		news_over = newImage("images/news_on.jpg");
		links_over = newImage("images/links_on.jpg");
		picturesover = newImage("images/pictures_on.jpg");
		email_over = newImage("images/email_on.jpg");
	
	 	preloadFlag = true;
	 }
}