var button;
var img="";
var inuse=false;
Event.observe(window, 'load',function() { button=$$('.login_form_button')[0]; });

function logout() {
	if(!inuse) {
		inuse=true;
		url="media/php/login.php?logout=1";
		new Ajax.Request(url, {
			method: 'get',
			onSuccess: function(transport) {
				location.href=location.href;
				inuse=false;
			}
		});
	}
}

function login() {
	if(!inuse) {
		inuse=true;
		if(document.getElementById('l_email').value=='' || document.getElementById('l_email').value=='Email' || document.getElementById('l_password').value=='' || document.getElementById('l_email').value=='password') {		
			$('login_message').innerHTML="Sie haben das Formular nicht richtig ausgefuellt.";
			inuse=false;

		}
		else {
			$('login_message').innerHTML=img+"Es wird geladen ...";
			url="media/php/login.php?login=1&email="+document.getElementById('l_email').value+"&password="+document.getElementById('l_password').value;
			new Ajax.Request(url, {
				method: 'get',
				onSuccess: function(transport) {
					if(transport.responseText=="jo") {
						$('login_message').innerHTML=img+"Sie werden eingeloggt ...";
						location.href=location.href;
					}
					else {
						$('login_message').innerHTML="Ihre Login-Daten waren falsch.";
					}
					inuse=false;
				}
			});
		}
		return false;
	} //inuse;
}