// JavaScript Document
function newImage(arg) {
		if (document.images) {
			rslt = new Image();
			rslt.src = arg;
			return rslt;
		}
	}
	
	
	var preloadFlag = false;
	function preloadImages() {
		if (document.images) {
			home_over = newImage("images/home_on.jpg");
			general_over = newImage("images/general_on.jpg");
			articles_over = newImage("images/articles_on.jpg");
			buyonline_over = newImage("images/buy-online_on.jpg");
			fishingtrips_over = newImage("images/fishing-trips_on.jpg");
			reports_over = newImage("images/reports_on.jpg");
			courses_over = newImage("images/courses_on.jpg");
			gallery_over = newImage("images/gallery_on.jpg");
			preloadFlag = true;
		}
	}
	
	function switchImg() {
		if (document.images && (preloadFlag == true)) {
			for (var i=0; i<switchImg.arguments.length; i+=2) {
				document[switchImg.arguments[i]].src = switchImg.arguments[i+1];
			}
		}
	}
	
	preloadImages();