function show_div(id){
	document.getElementById(id).style.display='block';
}

function hide_sections(){
	hide_questions();
	ele=document.getElementsByTagName('div');
	for (i=0;i<ele.length;i++){
		if (ele[i].getAttribute('quiz',1)=='quiz'){
					ele[i].style.display='none';

		}
	}
	
	//quiz=document.getElementsByName('quiz');
	//for (i=0;i<quiz.length;i++){
	//	quiz[i].style.display='none';
	//}
}
/*
function hide_questions(){
	question=document.getElementsByName('question');
	for (i=0;i<question.length;i++){
		question[i].style.display='none';
	}
}
*/
function hide_questions(){
	ele=document.getElementsByTagName('div');
	for (i=0;i<ele.length;i++){
		if (ele[i].getAttribute('question',1)=='question'){
					ele[i].style.display='none';

		}
	}
	
	ele=document.getElementsByTagName('div');
	for (i=0;i<ele.length;i++){
		if (ele[i].getAttribute('result',1)=='result'){
					ele[i].style.display='none';

		}
	}
	
	ele=document.getElementsByTagName('input');
	for (i=0;i<ele.length;i++){
		if (ele[i].checked==true){
			ele[i].checked=false;
		}
	}
}


function show_result(id,id_ok){
	radio=document.getElementsByName(id);
	for (i=0;i<radio.length;i++){
		if (radio[i].checked==true && radio[i].id==id_ok){
			document.getElementById(id+'_result').innerHTML="<span class=\"q-ok\">Correcto<br /><br /></span>";
			break;
		}
		else{
			document.getElementById(id+'_result').innerHTML="<span class=\"\q-error\">Equivocado<br /><br /></span>";
		}
	}
}

function tab_change(id){
	ele=document.getElementById(id);
	if (ele.className=='q-tab'){
		
		ele.className='q-tab2';
		
	}
	else{
		if (ele.getAttribute('hit',1)!='click'){
		ele.className='q-tab';
		}
	}
}
function tab_click(id){
		ele=document.getElementsByTagName('td');
	for (i=0;i<ele.length;i++){
		if (ele[i].getAttribute('hit',1)=='click'){
					ele[i].setAttribute('hit','',1);
		ele[i].className='q-tab';;

		}
	}
	
	
	
	
	ele=document.getElementById(id);
	if (ele.getAttribute('hit',1)=='click'){
		ele.setAttribute('hit','',1);
		ele.className='q-tab';
	}
	else{
		ele.setAttribute('hit','click',1);
		ele.className='q-tab2';
	}
	}