$(document).ready(function() {
    $("#submit").hover(function() {
        $(this).fadeTo("fast", .7);
    }, function() {
        $(this).fadeTo("fast", 1);
    });
    
    $("#submitbtn").click(function() {
        if ($("#txtFirst").val() != "" && $("#txtLast").val() != "" && $("#txtEmail").val() != "") {
            document.getElementById('form2').submit();
        }
        else {
            alert("First Name, Last Name, and Email Address must be filled out!");
        }
    });
});