// JavaScript Document
var sel;
function doSelection(sel)
{
	if(sel)
	{
		document.getElementById('check_icon').style.display = 'block';
		document.getElementById('bookmark').value = '1';
		document.getElementById('uncheck_icon').style.display = 'none';
	}
	else
	{
		document.getElementById('check_icon').style.display = 'none';
		document.getElementById('uncheck_icon').style.display = 'block';
		document.getElementById('bookmark').value = '1';
	}
}
function submit_lesson(act)
{
	document.getElementById('type_act').value = act;
	document.skip.submit();
}