function GB_hide() {
	$('GB_window').addClass('hide');
	//$('GB_overlay').addClass('hide');
}
function GB_show() {
	$('GB_window').removeClass('hide');
	$('GB_frame').setProperty('src', '/location/googlemap.htm'); 
	
	//$('GB_overlay').removeClass('hide');
}

$$('#myElement a.myClass')

window.addEvent('domready', function(){
	var anchors = $$('a'); 
	anchors.each(function(element, i){
		if ((element.getAttribute('href')) && (element.getAttribute('rel')=='greybox')) {
			element.onclick = function () { GB_show(); return false; }
		}
		if ((element.getAttribute('href')) && (element.hasClass('greybox'))) {
			element.onclick = function () { GB_show(); return false; }
		}
	});
	
});