function sNaviShow(sNavID){
	if(document.getElementById('loginLayer') && document.getElementById('loginLayer').style.display == 'block') return;
	if(typeof(hideLoginLayer) == "boolean" && sNavID != 'snThemen') return;
	if(!document.getElementById(sNavID)) return;
	document.getElementById(sNavID).style.display = 'block';
}
function sNaviHide(sNavID){
	if(!document.getElementById(sNavID)) return;
	document.getElementById(sNavID).style.display = 'none';
}
function showLoginLayer(_this){
	document.getElementById('loginLayer').style.display = 'block';
	var _key = 'page=';
	var _page = _this.href.substring(_this.href.indexOf(_key)+_key.length);
	document.getElementById('username').focus();
	var temp = document.getElementById('page_code').value = _page;
	if(document.getElementById('snAllee')) document.getElementById('snAllee').style.display = 'none';
	if(document.getElementById('snBaum')) document.getElementById('snBaum').style.display = 'none';
	if(document.getElementById('snThemen')) document.getElementById('snThemen').style.display = 'none';
	//alert(temp);
}