function ClickStep1()
{
	var opt, optVal = 'email'; 
	for (var i=0; i<3; i++) {
		var opt = document.forms['Step1']['Option'][i];
		if (opt.checked) {
			optVal = opt.value;
			break;
		}
	}
	var div1 = document.getElementById('krok1');
	var div2 = document.getElementById('krok2' + optVal);
	div2.style.display = 'block';
	div1.style.display = 'none';
}