function validateFormOnSubmit(theForm) {
var reason = "";

  reason += validateEmail(theForm.email);
  reason += validateFirst(theForm.fname);
  reason += validateLast(theForm.lname);
      
  if (reason != "") {
    alert(reason);
    return false;
  }

  return true;
}

function validatePhone(fld) {
    var error = "";
    var stripped = fld.value.replace(/[\(\)\.\-\ ]/g, '');    

   if (fld.value == "" || fld.value == "555-555-1234") {
        error = "You didn't enter a phone number.\n";
        fld.style.background = '#D4D1E4';
    } else if (isNaN(parseInt(stripped))) {
        error = "The phone number contains illegal characters.\n";
        fld.style.background = '#D4D1E4';
    } else if (!(stripped.length == 10)) {
        error = "The phone number is the wrong length.\n";
        fld.style.background = '#D4D1E4';
    }  else {
        fld.style.background = 'White';
    }

    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.value == "Enter Email") {
        fld.style.background = '#D4D1E4';
        error = "You didn't enter an email address.\n";
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        fld.style.background = '#D4D1E4';
        error = "Please enter a valid email address.\n";
    } else if (fld.value.match(illegalChars)) {
        fld.style.background = '#D4D1E4';
        error = "The email address contains illegal characters.\n";
    } else {
        fld.style.background = 'White';
    }
    return error;
}

function validateFirst(fld) {
    var error = "";
 
    if (fld.value.length == 0) {
        fld.style.background = '#D4D1E4';
         
        error = "You didn't enter a first name.\n";
    } 

    return error;  
}

function validateLast(fld) {
    var error = "";
 
    if (fld.value.length == 0) {
        fld.style.background = '#D4D1E4';
         
        error = "You didn't enter a last name.\n";
    } 

    return error;  
}

function close_form() {
	document.getElementById('whr_form').style.display = 'none';
	//createCookie('user', 'signed', 1, '.whr.com');
}
function open_form() {
	document.getElementById('whr_form').style.display = '';
	//createCookie('user', 'signed', 1, '.whr.com');
}
function createCookie(name,value,days,domain) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/; domain="+domain+";";
}