function showMarkWizard(isShow) {
    var show = '';
    var hide = 'none';
    document.getElementById('frmMain:panInputMark').style.display = (isShow ? show : hide);
    document.getElementById('cmdInputMark').style.display = (isShow ? hide : show);
}

function showStudentMark(isShow) {
    var show = '';
    var hide = 'none';
    document.getElementById('frmMain:panInformation').style.display = (isShow ? show : hide);
    document.getElementById('frmMain:panViewByStudent').style.display = (isShow ? show : hide);
}

function chancePanMark(isMarkedit) 
{
	var show = '';
	var hide = 'none';
	document.getElementById('frmMain:panMarkEdit').style.display = (isMarkedit ? show : hide);
	document.getElementById('cmdMarkEdit').style.display=(isMarkedit?hide:show);
	document.getElementById('frmMain:panStatistic').style.display = (isMarkedit ? hide : show);
	document.getElementById('cmdStatistic').style.display=(isMarkedit?show:hide);
}