function roll (imgName,imgPath,rollState) {
	var thisImg = new Image();
	thisImg = eval("document." + imgName);
	thisImg.src = imgPath + imgName + ((rollState) ? "_over.gif" : ".gif");
}

function link_clicked(link){
		//document.getElementById('home').style.visibility="hidden";
		//document.getElementById('flash_img_replacement').style.visibility="visible";
		link_target=link;
		window.location.href = link_target;
}