var cache_mouseover_images = new Array();

function LoadMouseOverImages() 
{
	var j = 1;

	for (var j = 1; j <= 5; j++)
	{
		cache_mouseover_images[j] = new Array();
		cache_mouseover_images[j][0] = new Image();	cache_mouseover_images[j][0].src = "images/nav" + j + "_0.gif";
		cache_mouseover_images[j][1] = new Image();	cache_mouseover_images[j][1].src = "images/nav" + j + "_1.gif";
	}
}

LoadMouseOverImages();

function SI(img,j,on) 
{
	if (!img) return;
	if (!img.src) return;
	if (!cache_mouseover_images[j]) return;

	img.src = cache_mouseover_images[j][on].src;	
}