var bInInit;

function init()
{
	bInInit = true;

	var width = screen.width;
	if (width > 800)
		document.body.background="images/background.gif";
	else
		document.body.background="images/background800.gif";

	if(document.images)
	{
		//on images

		img1on = new Image();
		img1on.src = "images/nav/2on.gif";
		img2on = new Image();
		img2on.src = "images/nav/3on.gif";
		img3on = new Image();
		img3on.src = "images/nav/4on.gif";
		img4on = new Image();
		img4on.src = "images/nav/5on.gif";
		img5on = new Image();
		img5on.src = "images/nav/6on.gif";
		img6on = new Image();
		img6on.src = "images/nav/7on.gif";
		img7on = new Image();
		img7on.src = "images/nav/8on.gif";
		img8on = new Image();
		img8on.src = "images/nav/9on.gif";
		img9on = new Image();
		img9on.src = "images/nav/10on.gif";
		img10on = new Image();
		img10on.src = "images/nav/11on.gif";
		img11on = new Image();
		img11on.src = "images/nav/12on.gif";
		img12on = new Image();
		img12on.src = "images/nav/13on.gif";
		img13on = new Image();
		img13on.src = "images/nav/14on.gif";
		img14on = new Image();
		img14on.src = "images/nav/15on.gif";
		img15on = new Image();
		img15on.src = "images/nav/16on.gif";
		img16on = new Image();
		img16on.src = "images/nav/17on.gif";
		img17on = new Image();
		img17on.src = "images/nav/18on.gif";
		img18on = new Image();
		img18on.src = "images/nav/19on.gif";
		img19on = new Image();
		img19on.src = "images/nav/20on.gif";
		img20on = new Image();
		img20on.src = "images/nav/21on.gif";
		img21on = new Image();
		img21on.src = "images/nav/22on.gif";
		img22on = new Image();
		img22on.src = "images/nav/23on.gif";
		img23on = new Image();
		img23on.src = "images/nav/24on.gif";
		img24on = new Image();
		img24on.src = "images/nav/25on.gif";
		img25on = new Image();
		img25on.src = "images/nav/26on.gif";

		//off images
		img1off = new Image();
		img1off.src = "images/nav/2.gif";
		img2off = new Image();
		img2off.src = "images/nav/3.gif";
		img3off = new Image();
		img3off.src = "images/nav/4.gif";
		img4off = new Image();
		img4off.src = "images/nav/5.gif";
		img5off = new Image();
		img5off.src = "images/nav/6.gif";
		img6off = new Image();
		img6off.src = "images/nav/7.gif";
		img7off = new Image();
		img7off.src = "images/nav/8.gif";
		img8off = new Image();
		img8off.src = "images/nav/9.gif";
		img9off = new Image();
		img9off.src = "images/nav/10.gif";
		img10off = new Image();
		img10off.src = "images/nav/11.gif";
		img11off = new Image();
		img11off.src = "images/nav/12.gif";
		img12off = new Image();
		img12off.src = "images/nav/13.gif";
		img13off = new Image();
		img13off.src = "images/nav/14.gif";
		img14off = new Image();
		img14off.src = "images/nav/15.gif";
		img15off = new Image();
		img15off.src = "images/nav/16.gif";
		img16off = new Image();
		img16off.src = "images/nav/17.gif";
		img17off = new Image();
		img17off.src = "images/nav/18.gif";
		img18off = new Image();
		img18off.src = "images/nav/19.gif";
		img19off = new Image();
		img19off.src = "images/nav/20.gif";
		img20off = new Image();
		img20off.src = "images/nav/21.gif";
		img21off = new Image();
		img21off.src = "images/nav/22.gif";
		img22off = new Image();
		img22off.src = "images/nav/23.gif";
		img23off = new Image();
		img23off.src = "images/nav/24.gif";
		img24off = new Image();
		img24off.src = "images/nav/25.gif";
		img25off = new Image();
		img25off.src = "images/nav/26.gif";
		bInInit = false;
	}
}
	function imgOn(imgName)
	{

		if (bInInit == false)
		{
			if(document.images)
			{
				document[imgName].src = eval(imgName + "on.src");
			}
		}
	}

	function imgOff(imgName)
	{
		if (bInInit == false)
		{
			if(document.images)
			{
				document[imgName].src = eval(imgName + "off.src");
			}
		}
	}