function getElement(id)
{
    if (document.all) return document.all[id];
	else if (document.getElementById) return document.getElementById(id);
    else return false;
}

function checkrezerwcjaform()
{
	var msg = "";
	var err = 0;
	
	if(document.form.name_surname.value=="")
	{
		var nameID = getElement('name');
		msg = msg + "Podaj imie \n";
		nameID.className='inperr';
		err = 1;
	}
	else
	{
		var nameID = getElement('name');
		nameID.className='inp';
	}
	
	if(document.form.surname.value=="")
	{
		var surnameID = getElement('surname');
		msg = msg + "Podaj nazwisko \n";
		surnameID.className='inperr';
		err = 1;
	}
	else
	{
		var surnameID = getElement('surname');
		surnameID.className='inp';
	}
	
	if(document.form.email.value=="")
	{
		var cityID = getElement('email');
		msg = msg + "Podaj email \n";
		cityID.className='inperr';
		err = 1;
	}
	else
	{
		var cityID = getElement('email');
		cityID.className='inp';
	}

	
	if(document.form.body.value=="")
	{
		var addressID = getElement('body');
		msg = msg + "Brak treści \n";
		addressID.className='inperr';
		err = 1;
	}
	else
	{
		var addressID = getElement('body');
		addressID.className='inp';
	}

	if(document.form.token.value=="")
	{
		var addressID = getElement('token');
		msg = msg + "Przepisz kod z obrazka \n ";
		addressID.className='inperr';
		err = 1;
	}
	else
	{
		var addressID = getElement('token');
		addressID.className='inp';
	}
	
	if(err == 1)
	{
		window.alert(msg);
		return false;
	}
	else
	{
		return true;
	}
}