var prevElement = null;

function toggleTree(linkId, codicePadre)
{
    var elem = null;
    var link = null;
    if (prevElement != null) {
        elem = document.getElementById('ul' + prevElement);
        link = document.getElementById('link' + prevElement);
        if (elem) {
            link.className = elem.style.display == "block" ? "expandTree" : "contractTree";
            elem.style.display = elem.style.display == "block" ? "none" : "block";
            prevElement = codicePadre.substr(2);
        }
    }
    elem = document.getElementById(codicePadre);
    link = document.getElementById(linkId);
	if(elem)
	{
		link.className = elem.style.display == "block" ? "expandTree" : "contractTree";
		elem.style.display = elem.style.display == "block" ? "none" : "block";
		prevElement = codicePadre.substr(2);
	}
}

function toggleT(linkId, codicePadre)
{
}
	

function changeOrder(sel)
{
	document.location = sel[sel.selectedIndex].value;
}

var __CLTR_TO_FIRE = null;

function setFocus(ctrlId)
{
	__CLTR_TO_FIRE = ctrlId;
}


window.onload = MyOnLoad;  
function MyOnLoad(){
	document.onkeydown=DisplayKeyCode;
}  
function DisplayKeyCode(e){
	var evtobj=window.event? event : e;
	if (((evtobj.which == 13) || (evtobj.keyCode == 13)) && __CLTR_TO_FIRE != null)
	{
		document.getElementById(__CLTR_TO_FIRE).click();return false;
	}
	else {return true};
}