function checkWholeForm(theForm) {
    var why = "";
    why += checkEmail(theForm.email.value);
    why += checkPhone(theForm.phone.value);
    
    function checkEmail (strng) {
var error="";
if (strng == "") {
error = "You didn't enter an email address.\n";
}

var emailFilter=/^.+@.+\..{2,3}$/;
if (!(emailFilter.test(strng))) {
error = "Please enter a valid email address.\n";
}
else {
//test email for illegal characters
var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/
if (strng.match(illegalChars)) {
error = "The email address contains illegal characters.\n";
}
}
return error;
}


// phone number - strip out delimiters and check for 10 digits

function checkPhone (strng) {
var error = "";
if (strng == "") {
error = "You didn't enter a phone number.\n";
}

var stripped = strng.replace(/[\(\)\.\-\ ]/g, ''); //strip out acceptable non-numeric characters
if (isNaN(parseInt(stripped))) {
error = "The phone number contains illegal characters.";

}
if (!(stripped.length == 10)) {
error = "The phone number is the wrong length. Make sure you included an area code.\n";
}
return error;
}
    
    if (why != "") {
       alert(why);
       return false;
    }
return true;
}