function validateFormOnSubmit(theForm) {

var reason = "";



  reason += validateUsername(theForm.username);

  reason += validatePassword(theForm.pwd);

  reason += validateEmail(theForm.email);





      

  if (reason != "") {

    alert("PLEASE CORRECT:\n" + reason);

    return false;

  }

}

function validateUsername(fld) {

    var error = "";

   

    if (fld.value == "") {

        fld.style.background = '#A8E2FF'; 

        error = "Please enter your name.\n";

    } else {

        fld.style.background = 'White';

    }

    return error;

}

function validatePassword(fld) {

    var error = "";

    var illegalChars = /[\W_]/; // allow only letters and numbers 

 

    if (fld.value == "") {

        fld.style.background = '#A8E2FF';

        error = "Please enter the security password.\n";

    } else if (fld.value == "send note") {

       fld.style.background = 'White';

    }  else {

		  error = "Use the password provided.\n";

        fld.style.background = '#A8E2FF';

    }

   return error;

}  

function trim(s)

{

  return s.replace(/^\s+|\s+$/, '');

}

function validateEmail(fld) {

    var error="";

    var tfld = trim(fld.value);                        // value of field with whitespace trimmed off

    var emailFilter = /^[^@]+@[^@.]+\.[^@]*\w\w$/ ;

    var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/ ;

   

    if (fld.value == "") {

        fld.style.background = '#A8E2FF';

        error = "Please enter an email address.\n";

    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters

        fld.style.background = '#A8E2FF';

        error = "Please use a valid email address.\n";

    } else if (fld.value.match(illegalChars)) {

        fld.style.background = '#A8E2FF';

        error = "The email address contains illegal characters.\n";

    } else {

        fld.style.background = 'White';

    }

    return error;

}

function validatePhone(fld) {

    var error = "";

    var stripped = fld.value.replace(/[\(\)\.\-\ ]/g, '');    



   if (fld.value == "") {

        error = "You didn't enter a phone number.\n";

        fld.style.background = 'Yellow';

    } else if (isNaN(parseInt(stripped))) {

        error = "The phone number contains illegal characters.\n";

        fld.style.background = 'Yellow';

    } else if (!(stripped.length == 10)) {

        error = "The phone number is the wrong length. Make sure you included an area code.\n";

        fld.style.background = 'Yellow';

    }

    return error;

}