function toggleLogin(caller){
	var login = document.getElementById("login");
	if(login.style.display == "none"){
		login.style.display = "block";
		caller.className = "current";
	}
	else{
		login.style.display = "none";
		caller.className = "";
	}
}

function hideLogin(){
	document.getElementById("login").style.display = "none";
}