function show_content()
{
	var lr = document.getElementById('0');
	var im = document.getElementById('1');
	
	if (lr.style.visibility == 'visible')
	{
		lr.style.visibility = 'hidden';
		lr.style.height = 0;
		lr.style.zIndex = -1;
		lr.style.position = 'absolute';
		im.src = 'gfx/arrow_down.gif';
		document.getElementById('2').innerHTML = 'Näytä koko tehtävä';
	}
	else
	{
		lr.style.visibility = 'visible';
		lr.style.height = '';
		lr.style.zIndex = '';
		lr.style.position = '';
		im.src = 'gfx/arrow_up.gif';
		document.getElementById('2').innerHTML = 'Piilota tehtävä';
	}
}

function over(src) 
{
   src.style.cursor = 'default';
   src.bgColor = '#D3E0ED';
}

function out(src)
{
   src.style.cursor = 'default';
   src.bgColor = '#E5E7E9';       
}