hs.isUnobtrusiveAnchor = function(el) {
	if (el.href && /\.(jpg|png|gif|tif)$/.test(el.href)) {
		el.className = 'highslide';
		return 'image';
	}
	if (el.className == 'win-ajax') return 'ajax';
	if (el.className == 'win-iframe') return 'iframe';
	if (el.className == 'win-flash') return 'swf';
}