document.onload = loadAll();
 
 function loadAll()
 {
$('form').reset();
$('rezultate').style.display = "block";
	var radioButtons = document.getElementsByClassName("rb");
	radioButtons.each( function(rb)
		{
			rb.observe('click', countAll);
		});
															
 }

function countAll()
{
	var das = 0, nus = 0;
	var radioButtons = document.getElementsByClassName("rb");
	radioButtons.each( function(rb)
		{
			if(rb.checked){
				if(rb.value=='da')
					das++;else
				if(rb.value=='nu')
					nus++;
			}
		});
$('rezDa').update(das);
$('rezNu').update(nus);
}