var _loadTimer = setInterval(__loadAnima,18);
var _loadPos = 0;
var _loadDir = 2;
var _loadLen = 0;

function __loadAnima(){
	var elem = document.getElementById("barra_progresso");
	if(elem != null){
		if (_loadPos==0) _loadLen += _loadDir;
		if (_loadLen>32 || _loadPos>79) _loadPos += _loadDir;
		if (_loadPos>79) _loadLen -= _loadDir;
		if (_loadPos>79 && _loadLen==0) _loadPos=0;
		elem.style.left	= _loadPos;
		elem.style.width = _loadLen;
	}
}

function __loadEsconde(){
	this.clearInterval(_loadTimer);
	var objLoader = document.getElementById("carregador_pai");
	objLoader.style.display = "none";
	objLoader.style.visibility = "hidden";

	document.getElementById("MenuOff").style.display = "none";
	document.getElementById("MenuOff").style.visibility = "hidden";

	document.getElementById("MenuOn").style.display = "";
	document.getElementById("MenuOn").style.visibility = "visible";
}