function show(div){
	if(parent.frames['topFrame'].document.getElementById(div)){
		parent.frames['topFrame'].document.getElementById(div).style.display = 'block';
	}
}

function hide(div){
	if(parent.frames['topFrame'].document.getElementById(div)){
		parent.frames['topFrame'].document.getElementById(div).style.display = 'none';
	}
}

function toggle(div){
	if(document.getElementById(div)){
	var x = document.getElementById(div);
		document.getElementById(div).style.display = x.style.display == 'block'?'none':'block';
	}
}