function isNumberKey(evt) {
    var charCode = (evt.which) ? evt.which : event.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57))
        return false;

    return true;
}

function superfishmenu() {
    $('ul.tpmenu').superfish();
}

$(document).ready(function () {
    superfishmenu();
});

function ShowDefaultsPanels() {
    $('#pnlOverview').show();
    $('#pnlSchedule').hide();
    $('#pnlExamTrack').hide();
    $('#pnlPrice').hide();
    $('#pnlPreRequisites').hide();
    $('#pnlPriceIncludes').hide();
    $('#pnlMarketSalary').hide();
    $('#pnlUpgrade').hide();
    $('#pnlCourseContent').hide();
    $('#pnlExitProfile').hide();
    $('#pnlGuarantee').hide();
}

function ShowPricePanels() {
    $('#pnlOverview').hide();
    $('#pnlSchedule').hide();
    $('#pnlExamTrack').hide();
    $('#pnlPrice').show();
    $('#pnlPreRequisites').hide();
    $('#pnlPriceIncludes').hide();
    $('#pnlMarketSalary').hide();
    $('#pnlUpgrade').hide();
    $('#pnlCourseContent').hide();
    $('#pnlExitProfile').hide();
}


function Toggle(DivID) {
    $('#' + DivID).next('div').slideToggle('slow');
    $('img', '#' + DivID).toggleClass('arrowclose');
}