function ToggleVis(div){
	var contentdiv = eval('"post_content'+ div+ '"');
	var plussign = document.getElementById(eval('"plus'+ div+ '"'));
	var obj = document.getElementById(contentdiv);
	if (obj.style.display==''){obj.style.display="none"; plussign.src='images/plus.gif';} else {obj.style.display=''; plussign.src='images/minus.gif';}
	return;
}