function rollOver(imgName, imgSrc)
{
	document.images[imgName].src = "images/" + imgSrc + ".gif";
}


// preload images
var navImages = new Array("bio", "contact", "cyclist", "film", "home", "photo", "shop", "writer", "credits", "mailto", "australia", "canada", "japan", "mountains", "russia");

for (var i = 0; i < navImages.length; i++)
{
	var navImgOut = new Image();
	navImgOut.src = "images/" + navImages[i] + "out.gif";
	var navImgOver = new Image();
	navImgOver.src = "images/" + navImages[i] + "over.gif";


}