<!--
				
				if (document.images) { 
					img1on = new Image();   
					img1on.src = "../images/home/Orange_Square_01.gif"; 
					img1off = new Image();
					img1off.src = "../images/home/Feeder_Square.gif";
		           	
					img2on = new Image();   
					img2on.src = "../images/home/Orange_Square_02.gif"; 
					img2off = new Image();
					img2off.src = "../images/home/Shipping_Square.gif";

 					img3on = new Image();   
					img3on.src = "../images/home/Orange_Square_01.gif"; 
					img3off = new Image();
					img3off.src = "../images/home/Port_Square.gif";
					
					img4on = new Image();   
					img4on.src = "../images/home/Orange_Square_02.gif"; 
					img4off = new Image();
					img4off.src = "../images/home/River_Square.gif";
				}
				// Function to 'activate' images.
				function imgOn(imgName) {
						if (document.images) {
							document[imgName].src = eval(imgName + "on.src");
							
				}
				}
				// Function to 'deactivate' images.
				function imgOff(imgName) {
						if (document.images) {
							document[imgName].src = eval(imgName + "off.src");
							
						}
				}
			-->