function doHover(linkElement, overStateSrc) {

				if(document.getElementById(linkElement)) {
								var linkImage = document.getElementById(linkElement);

								//Make sure we've got an appropriate element here (allowing for input type=image)
								if(linkImage.tagName == 'img' || linkImage.tagName == 'IMG' || linkImage.tagName == 'input' || linkImage.tagName == 'INPUT') {

												//Create new image for over state: this will cache the image
												var overImg = new Image;
												overImg.src = overStateSrc;

												//We need to keep hold of the original SRC for switching back onmouseout:
												var normalSrc = linkImage.src;
												linkImage.onmouseover = function() {
																this.src = overImg.src;
												}
												linkImage.onmouseout = function() {
																this.src= normalSrc;
												}
								}
				}

}


window.onload = function() {

		if(document.body.className == 'frontDoor') {
						doHover('enter', 'resources/enter-over.gif');				
		}
		else if (document.body.className == 'register') {
						doHover('save', 'resources/save-over.gif');				
		}
		else if(document.body.className == 'addgame') {
						doHover('saveviewschedule', 'resources/saveviewschedule-over.gif');		
						doHover('saveaddanother', 'resources/saveaddanother-over.gif');		
		}
			else if(document.body.className == 'createLeague') {
						doHover('save', 'resources/save-over.gif');		
						doHover('saveaddanother', 'resources/saveaddanother-over.gif');		
		}
}