var IMAGES_FOLDER						= "images/";

function toggle(id) 
{
	if (id == "joveta") 
	{
		toggleJoveta();
		return;
	}
	
	var node = document.getElementById(id + "_tree");
	var control = document.getElementById(id + "_control");
	var image = document.getElementById(id + "_image");

	if (node.style.display == 'none') 
	{
		control.src = getControlImage("opened", control.name);
		node.style.display = '';
		image.src = getImage("opened", image.name);
		//node.scrollIntoView();
	} 
	else 
	{
		control.src = getControlImage("closed", control.name);
		node.style.display = 'none';
		image.src = getImage("closed", image.name);
	}
}

function toggleJoveta() 
{
	var node = document.getElementById("joveta_tree");
	var control = document.getElementById("joveta_control");
	var image = document.getElementById("joveta_image");

	if (node.style.display == 'none') 
	{
		control.src = IMAGES_FOLDER + 'root_minus.gif';
		node.style.display = '';
	} 
	else 
	{
		control.src = IMAGES_FOLDER + 'root_plus.gif';
		node.style.display = 'none';
	}
}

function getImage(status, name)
{
	if (name == "suprug") return IMAGES_FOLDER + "suprug.gif";
	if (name == "supruga") return IMAGES_FOLDER + "supruga.gif";
	//if (name == "suprug" && status == "opened") return IMAGES_FOLDER + "musko.gif";
	//if (name == "suprug" && status == "closed") return IMAGES_FOLDER + "suprug.gif";
	//if (name == "supruga" && status == "opened") return IMAGES_FOLDER + "zensko.gif";
	//if (name == "supruga" && status == "closed") return IMAGES_FOLDER + "supruga.gif";
	if (name == "djecak" && status == "opened") return IMAGES_FOLDER + "musko.gif";
	if (name == "djecak" && status == "closed") return IMAGES_FOLDER + "muskodijete.gif";
	if (name == "djevojcica" && status == "opened") return IMAGES_FOLDER + "zensko.gif";
	if (name == "djevojcica" && status == "closed") return IMAGES_FOLDER + "zenskodijete.gif";
}

function getControlImage(status, name)
{
	if (name == "lastChild" && status == "opened") return IMAGES_FOLDER + "lower_corner_minus.gif";
	if (name == "lastChild" && status == "closed") return IMAGES_FOLDER + "lower_corner_plus.gif";
	if (name == "notLastChild" && status == "opened") return IMAGES_FOLDER + "t_minus.gif";
	if (name == "notLastChild" && status == "closed") return IMAGES_FOLDER + "t_plus.gif";
}