function checkInput(form) {
    msg = "Are you sure you want to send the following information?\n"
    // Name
    if (!checkInputText(form.name)) {
        alert("Please input your name.");
        return false;
    }

	// Address
    if (!checkInputText(form.address)) {
        alert("Please input your address.");
        return false;
    }

	// Company Name
    if (!checkInputText(form.company_name)) {
        alert("Please input your Company Name.");
        return false;
    }

	// Tel
    if (!checkInputText(form.tel)) {
        alert("Please input your phone number.");
        return false;
    }
	
    // Email (Required)
    if (!checkInputText(form.email)) {
        alert("Please input Email.");
        return false;
    }
    // Email (Format)
    if (!checkFormatEmail(form.email)) {
        alert("Please input your Email correctly.");
        return false;
    }
	
	if (!checkInputOption(form.issue)) {
        alert("Please select issue.");
        return false;
    }


    if (!checkInputText(form.date)) {
        alert("Please input date.");
        return false;
    }

    if (!checkInputText(form.who)) {
        alert("Please input who.");
        return false;
    }

    if (!checkInputText(form.when)) {
        alert("Please input when.");
        return false;
    }

    if (!checkInputText(form.where)) {
        alert("Please input where.");
        return false;
    }
	
	if (!checkInputText(form.why)) {
        alert("Please input why.");
        return false;
    }

    if (!checkInputText(form.how)) {
        alert("Please input how.");
        return false;
    }

    if (!checkInputText(form.question)) {
        alert("Please input how.");
        return false;
    }

    // Comment

    document.form.submit();
	return true;
}