// JavaScript Document
/* TOGGLE OVERVIEW */
var plusIcon = new Image(14,14);
plusIcon .src = "../images/toggle-plus.gif";
var minusIcon = new Image(14,14);
minusIcon.src = "../images/toggle-minus.gif";


function ToggleOverview(overviewId, iconId) {
	var image=document.images?document.images[iconId]:'';
	var overview=
		document.getElementById?document.getElementById(overviewId).style:
		document.all?document.all[overviewId].style:'';
	if(image&&overview) {
		var s=(overview.display=="none");
		image.src=s?minusIcon.src:plusIcon.src;
		overview.display=s?"":"none";
		return false;
	} else return true;
}