function show_admin (admin) {
	
	admin_divs = new Array("comments_admin","comments_admin_obj");
	admin_switch = new Array("switch_comments_admin","switch_comments_admin_obj");

	for (var i = 0; i < admin_divs.length; i++) {
		if (admin_divs[i] != admin && Element.getStyle(admin_divs[i],'display') != 'none') {
			new Effect.toggle(admin_divs[i],'blind',{duration:0.4});	
			document.getElementById("switch_"+admin_divs[i]).style.fontWeight='normal';
			document.getElementById("switch_"+admin_divs[i]).style.textDecoration='none';
		}
	}
	
	if (Element.getStyle(admin,'display') != 'none') {
		document.getElementById("switch_"+admin).style.fontWeight='normal';
		document.getElementById("switch_"+admin).style.textDecoration='none';
	} else {
		document.getElementById("switch_"+admin).style.fontWeight='bold';
		document.getElementById("switch_"+admin).style.textDecoration='underline';	
	}
	
	new Effect.toggle(admin,'blind',{duration:0.4});
		
}