function getObj(id) {
    if(document.all) {
        return document.all[id];
    } else if(document.getElementById) {
        return document.getElementById(id);
    } else if(document.layers) {
        return document.layers[id];
    } else {
        alert('This browser doesn\'t support "document.all", "document.layers", or "document.getElementById".');
        return null;
    }
} 

function toggleMenu(name)
{
	var obj = getObj('menu_' + name);
	var pic = getObj('arrow_' + name);

	if(obj.style.display == 'block')
	{
		obj.style.display = 'none';
		pic.setAttribute("src", "media/images/resource_arrow_closed.gif");
	}
	else
	{
		obj.style.display = 'block';
		pic.setAttribute("src", "media/images/resource_arrow_open.gif");
	}
}

function toggleSubMenu()
{
	if (getObj('trainingweb').style.display == 'none')
	{
		getObj('trainingweb').style.display == 'block';
	}
	else
	{
		getObj('trainingweb').style.display == 'none';	
	}
}

var display = "";
function subOptions(elem){
	var list = getObj("current_feature_subitem_box");
	var parent = getObj("contextP");
	
	if(display == ""){
		parent.style.borderBottom = "none";
		parent.setAttribute("class", "current_feature_itemContext1");
		list.style.display = "block";
		display = "shown";
	}else{
		parent.style.borderBottom = "1px solid #BEBB90";
		parent.setAttribute("class", "current_feature_itemContext");
		list.style.display = "none";
		display = "";
	}
}

function setBack(){
	display = "";
	/*var parent = getObj("contextP");
	parent.style.borderBottom = "1px solid #BEBB90";
	parent.setAttribute("class", "current_feature_itemContext");*/
}