function checkPPPeventForm() {
    var errMsg = "";
    var menEvent = trim(document.getElementById('menEvent').value);
    var menDateTime = trim(document.getElementById('menDateTime').value);
    var menLocation = trim(document.getElementById('menLocation').value);
    var txtName = trim(document.getElementById('txtName').value);
    var menNoOfParti = trim(document.getElementById('menNoOfParti').value);
    var txtContact = trim(document.getElementById('txtContact').value);
    var txtEmail = trim(document.getElementById('txtEmail').value);
    var txtCompany = trim(document.getElementById('txtCompany').value);

    if (menEvent == -1) {
        errMsg += "Please enter Event \n";
    }
    if (menDateTime == -1) {
        errMsg += "Please enter Date &Time\n";
    }
    if (menLocation == -1) {
        errMsg += "Please enter Location \n";
    }
    if (txtName == "") {
        errMsg += "Please enter Name\n";
    }
    else if (isAlphabet(txtName) == false) {
        errMsg += "Please enter a valid Name\n";
    }
    if (menNoOfParti == -1) {
        errMsg += "Please enter No of participant \n";
    }
    if (txtContact == "") {
        errMsg += "Please enter Contact number\n";
    }
    else if (isNumeric(txtContact) == false) {
        errMsg += "Please enter a valid Contact number\n";
    }
    if (txtEmail == "") {
        errMsg += "Please enter Email address \n";
    }
    else if (isValidEmail(txtEmail) == false) {
        errMsg += "Please enter a valid Email address\n";
    }
    if (txtCompany == "") {
        errMsg += "Please enter Company\n";
    }
    else if (isAlphanumeric(txtCompany) == false) {
        errMsg += "Please enter a valid Company\n";
    }

    if (errMsg.length <= 0) {
        alert('no error');

        document.forms[0].submit();
        alert('submitted');
    }
    else {
        alert(errMsg);
    }
}

function closepapPop() {
    nopopHiddenLayer();
	document.getElementById("panPop").style.display = "none";
	window.close();
}

function popHiddenLayer() {
    if (document.getElementById('hiddenLayer') != null) {
        var elem = document.getElementById('hiddenLayer');
        elem.className = 'POP_LAYER';
    }
    return true;
}

function nopopHiddenLayer() {
    if (document.getElementById('hiddenLayer') != null) {
        var elem = document.getElementById('hiddenLayer');
        elem.className = 'POP_LAYER_NONE';
    }
    return true;
}