<!--
		// pre load images
		var uk_d, uk_o, dutch_d, dutch_o; // to hold light and dark imgs
		uk_d = new Image(32,16);
		uk_o = new Image(32,16);
		dutch_d = new Image(32,16);
		dutch_o = new Image(32,16);
		france_d = new Image(32,16);
		france_o = new Image(32,16);
		german_d = new Image(32,16);
		german_o = new Image(32,16);
		italy_d = new Image(32,16);
		italy_o = new Image(32,16);
		denmark_d = new Image(32,16);
		denmark_o = new Image(32,16);
		finland_d = new Image(32,16);
		finland_o = new Image(32,16);
		sweden_d = new Image(32,16);
		sweden_o = new Image(32,16);
		
		uk_d.src = "images/uk.jpg";
		uk_o.src = "images/uk.gif";
		dutch_d.src = "images/dutch.jpg";
		dutch_o.src = "images/dutch.gif";
		france_d.src = "images/france.jpg";
		france_o.src = "images/france.gif";
		german_d.src = "images/german.jpg";
		german_o.src = "images/german.gif";
		italy_d.src = "images/italy.jpg";
		italy_o.src = "images/italy.gif";
		denmark_d.src = "images/denmark.jpg";
		denmark_o.src = "images/denmark.gif";
		finland_d.src = "images/finland.jpg";
		finland_o.src = "images/finland.gif";
		sweden_d.src = "images/sweden.jpg";
		sweden_o.src = "images/sweden.gif";

		// to change the image
		function showImage(imgName, fileName)
		{
		eval('document.images[imgName].src =' + fileName + '.src');
		}
		//-->