var currentid;

function image_popup_show(tag_id){
	if(tag_id!=currentid){
		$('image_popup_'+ tag_id).innerHTML='<img src="/images/superstore/' + tag_id + '_l.jpg" align="absmiddle">';
		//alert('<img src="/images/superstore/' + tag_id + '.jpg" align="absmiddle">');
		Element.show('image_popup_'+ tag_id);
		currentid=tag_id;
	} else {
		Element.hide('image_popup_'+ tag_id);
		currentid='';	
	}
}
function image_popup_hide(tag_id){
	Element.hide('image_popup_'+ tag_id);
	currentid='';
}