// JavaScript Document
	var arrayImages = new Array(7);
		arrayImages[0] = "images/but_about_over.jpg";
		arrayImages[1] = "images/but_contact_over.jpg";
		arrayImages[2] = "images/but_home_over.jpg";
		arrayImages[3] = "images/but_jobs_over.jpg";
		arrayImages[4] = "images/but_links_over.jpg";
		arrayImages[5] = "images/but_products_over.jpg";
		arrayImages[6] = "images/but_services_over.jpg";
		
	function preloadimages(){
		for (i=0; i < arrayImages.length; i++) {
			var preload = new Image();
			preload.src = arrayImages[i];
		}
	}
  
	function swapImage(imgOn,imgOver){
		if(document.images)document.images[imgOn].src=imgOver;
	}