/*************************************************************************************
 *	treeview.js
 *
 *	Code library for javascript functions associated with using the treeview display
 *
 *	Copyright © 2008 Benton County
 ************************************************************************************/
var strOpenImage = "";
var strClosedImage = "";
var openImg = new Image();
openImg.src = "";
var closedImg = new Image();
closedImg.src = "";

function hideBranch(branch) {
	var objBranch = document.getElementById(branch).style;
	objBranch.display="none";
}

function setIconSource(imgOpen,imgClose) {
	strOpenImage = imgOpen;
	strClosedImage = imgClose;
	openImg.src = strOpenImage;
	closedImg.src = strClosedImage;
}

function showBranch(branch) {
	var objBranch = document.getElementById(branch).style;
	if (objBranch.display=="block") {
		objBranch.display="none";
	} else {
		objBranch.display="block";
	}
}

function swapFolder(img) {
	objImg = document.getElementById(img);
	if(objImg.src.indexOf(strClosedImage)>-1)
		objImg.src = openImg.src;
	else
		objImg.src = closedImg.src;
}