var preloadedimages = [];

function highlightimage( imagename )
{
    if (document.images) {
      document[ imagename ].src = "/common/bannericons/" + imagename + "-c.gif";
    }
}
function fadeimage ( imagename )
{
    if (document.images) {
      document[ imagename ].src = "/common/bannericons/" + imagename + "-bw.gif";
    }
}

function preloadimage(imagename, h)
{
	var img;
	img = new Image();
	img.src = "/common/bannericons/" + imagename + "-c.gif";
	preloadedimages.push(img);
	img.src = "/common/bannericons/" + imagename + "-bw.gif";
	preloadedimages.push(img);
}

preloadimage("photographs");
preloadimage("blog");