function addQuestion()
{
	var tmp_text = '';
	var questions_div = document.getElementById('questions'); 
	var q_quantity = questions_div.getElementsByTagName('textarea').length;
	var q_number = q_quantity + 1;
	
	var div_for_question = document.createElement('div');
	div_for_question.id = 'q_num' + q_quantity;
	div_for_question.className ='duel-question';
	
	var caption = document.createElement('label');
	var caption_text = document.createTextNode("вопрос - " + q_number);
	caption.appendChild(caption_text);
	
	//var br_el = document.createElement("br");
	
	var textarea_el = document.createElement('textarea');
	textarea_el.className = 'textarea-field';
	textarea_el.setAttribute('name', "question[" + q_quantity  + "][text]");

	div_for_question.appendChild(caption);
	div_for_question.appendChild(textarea_el);
	questions_div.appendChild(div_for_question);
	//questions_div.innerHTML += new_question_field; 
}

function removeQuestions()
{
	var questions = document.getElementById('questions');
	var checkbox_list = questions.getElementsByTagName('input');
	for (var ci= 0; ci < checkbox_list.length; ci++)
	{
		if (checkbox_list[ci].type == 'checkbox' && checkbox_list[ci].checked) 
		{
			var check_id = checkbox_list[ci].id.replace("q","q_num");
			//alert(check_id);
			var remove_question = document.getElementById(check_id);
			questions.removeChild(remove_question);
		}
	}
}

function submitFormByEnter(el, form_id)
{
	if (el.event && el.event.keyCode == 13)  document.getElementById(form_id).submit();
}

function resetRadioBtn()
{
	var b_is_finish = document.getElementById('duel_is_finish');
	var b_is_active = document.getElementById('duel_is_active');
	var b_is_arhive = document.getElementById('duel_is_arhive');
	b_is_finish.checked = false;
	b_is_active.checked = false;
	b_is_arhive.checked = false;
}