function SwitchElement(show, hide)
{
	$get(show).style.display='block';
	$get(hide).style.display='none';
}

function OnnistujaFormShowOneElement(show, hide)
{
	SwitchElement('aAddProficiency','AddProficiency');
	SwitchElement('aAddLink','AddLink');
	SwitchElement('aAddHomePage','AddHomePage');
	SwitchElement(show, hide);
}