var bar=false;
function showBar(){
	bar=!bar;
	var hdbar=document.getElementById('hiddenbar');
	hdbar.style.visibility=bar ? 'visible' : 'hidden';
};

function commentPopup(id){
	window.open("comments.php?id=" + id,"_blank",'directories=0,height=450,width=470,location=0,resizable=1,scrollbars=1,toolbar=0');
};