// The filepath to the images -  don't forget to include a forward slash at the end
var path = "graphics/";

// number of nav items
var numitems = 6;

// Initialize images - for main nav
var nav_out = new Array();
var nav_over = new Array();
	for (i=1; i<=numitems; i++)
		{
		nav_out[i] = new Image();
		nav_out[i].src = path + "menu" + i + "_out" + ".gif";
		nav_over[i] = new Image();
		nav_over[i].src = path + "menu" + i + "_over" + ".gif";
		}

// MouseOver - for main nav
function imgOn(imgNum)
	{
	document["menu"+imgNum].src = nav_over[imgNum].src;
	}
            
// MouseOut - for main nav
function imgOut(imgNum)
	{
	document["menu"+imgNum].src = nav_out[imgNum].src;
	}