/* 
 * Changes the gallery image and address of the image details. Takes a "sign-imagenumber" format string.
 */
function changeimage(sign)
{
	// prechaching the image for IE6
	img1 = new Image();
	img1.src = "/img/galleries/turquoise/"+sign+".jpg";

	signname = sign.split("-");

	imageaddy = '<img src=\"'+img1.src+'\"\/>';
	imagedetail = '<a href="http://www.firstlight.com/-'+signname[1]+'.html" target="_blank">&gt;details<\/a>';

	document.getElementById('image').innerHTML= imageaddy;
	document.getElementById('imagedetails').innerHTML= imagedetail;
}