function showRegsitrationForm(){
	document.getElementById('form-login').style.display='none';
	document.getElementById('form-reset-password').style.display='none';
	document.getElementById('form-register').style.display='block';
	document.getElementById('name').focus();
}
function showLoginForm(){
	document.getElementById('form-register').style.display='none';
	document.getElementById('form-reset-password').style.display='none';
	document.getElementById('form-login').style.display='block';
	document.getElementById('emaillogin').focus();
}
function showLoginResetPassword(){
	document.getElementById('form-register').style.display='none';
	document.getElementById('form-login').style.display='none';
	document.getElementById('form-reset-password').style.display='block';
	document.getElementById('emailresetpassword').focus();
}
function checkLogin(){
	var email=document.getElementById('emaillogin').value;
	var password=document.getElementById('passwordlogin').value;
	if(!email||!password)
	{
		if(!email)
		{
		document.getElementById('emaillogin').focus();
		return false;
		}
		if(!password)
		{
		document.getElementById('passwordlogin').focus();
		return false;
		}
	}
	return true;
}
function checkRegsiter(){
	var name=document.getElementById('name').value;
	var email=document.getElementById('emailregister').value;
	if(email.indexOf('@')<3 || email.indexOf('@')>(email.length-6))
	{
		document.getElementById('emailregister').focus();
		return false;
	}
	var password=document.getElementById('passwordregister').value;
	var password2=document.getElementById('passwordregister2').value;
	if(!name||!email||!password||password2||(password!=password2))
	{
		if(!name)
		{
		document.getElementById('name').focus();
		return false;
		}
		if(!email)
		{
		document.getElementById('emailregister').focus();
		return false;
		}
		if(!password)
		{
		document.getElementById('passwordregister').focus();
		return false;
		}
		if(!password2 || password!=password2)
		{
		document.getElementById('passwordregister2').select();
		return false;
		}
	}
	return true;
}
function checkResetPassword(){
	var email=document.getElementById('emailresetpassword').value;
	if(!email)
	{
		document.getElementById('emailresetpassword').focus();
		return false;
	}
	return true;
}