if (navigator.appVersion.indexOf("2.") != -1)

		{

			check = false;

		}

		

		if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1))

		{

			check = false;

		}

			else

		{

			check = true;

		}



		image1= new Image();

		image1.src = "img/home_1.gif";

		image2= new Image();

		image2.src = "img/collection_1.gif";

		image3= new Image();

		image3.src = "img/available_1.gif";

		image4= new Image();

		image4.src = "img/links_1.gif";

		image5= new Image();

		image5.src = "img/contact_1.gif";

		image1on = new Image();

		image1on.src = "img/home_2.gif";

		image2on = new Image();

		image2on.src = "img/collection_2.gif";

		image3on = new Image();

		image3on.src = "img/available_2.gif";

		image4on = new Image();

		image4on.src = "img/links_2.gif";

		image5on = new Image();

		image5on.src = "img/contact_2.gif";



		function imageon(name)

		{

			document[name].src = eval(name + "on.src");

		}

		

		function imageoff(name)

		{

			document[name].src = eval(name + ".src");

		}

		

		function on(name)

		{

			if (check == true)

			{

				imageon(name);

			}

		}

		

		function off(name)

		{

			if (check == true)

			{

				imageoff(name);

			}

		}