function validateFormOnSubmit(theForm) {
var reason = "";
  reason += validateUsername(theForm.fname);
  reason += validateSurname(theForm.lname);
  reason += validateEmail(theForm.email);
  reason += validatePhone(theForm.phone);
  reason += validateEmpty(theForm.text);
      
  if (reason != "") {
    alert("Some fields need correction:\n" + reason);
    return false;
  }
  window.location.href='popup.php?email='+theForm.email.value+'&fname='+ theForm.fname.value+'&lname='+theForm.lname.value+'&phone='+theForm.phone.value+'&text='+theForm.text.value;
  
   alert("Message has been sent\n");
  return false;
}

function validateStep2Form(theForm) {
var reason = "";
  reason += validateUsername2(theForm.first_name);
  reason += validateEmail(theForm.email);
  reason += validatePhone(theForm.phone);
  reason += validateEmpty(theForm.address);
  reason += validateEmpty(theForm.country);
  reason += validateEmpty(theForm.state);
  reason += validateEmpty(theForm.zip);
      
  if (reason != "") {
    alert("Some fields need correction:\n" + reason);
    return false;
  }
  //window.location.href='popup.php?email='+theForm.email.value+'&fname='+ theForm.fname.value+'&lname='+theForm.lname.value+'&phone='+theForm.phone.value+'&text='+theForm.text.value;
  
  // alert("Message has been sent\n");
  return true;
}

function validateDemoForm(theForm){
var reason = "";
  reason += validateUsername2(theForm.first_name);
  reason += validateEmail(theForm.email);
  reason += validatePhone(theForm.phone);
  reason += validateEmpty(theForm.address);
  reason += validateEmpty(theForm.country);
  reason += validateEmpty(theForm.state);
  reason += validateEmpty(theForm.zip);
  reason += validateAccount(theForm.acc);
  reason += validateTwitterPassword(theForm.pasw);
  reason += validateTwitts(theForm.text);
      
  if (reason != "") {
    alert("Some fields need correction:\n" + reason);
    return false;
  }
  //window.location.href='popup.php?email='+theForm.email.value+'&fname='+ theForm.fname.value+'&lname='+theForm.lname.value+'&phone='+theForm.phone.value+'&text='+theForm.text.value;
  
  //alert("Message has been sent\n");
  return true;
}

function validateAccount(fld) {
    var error = "";
 
    if (fld.value == "") {
        fld.style.background = 'Pink'; 
        error = "You didn't enter a account name.\n";
    } else if ((fld.value.length < 1) || (fld.value.length > 45)) {
        fld.style.background = 'Yellow'; 
        error = "The account name is the wrong length.\n";
    } else {
        fld.style.background = 'White';
    }
    return error;
}

function validatePassword(fld) {
    var error = "";
 
    if (fld.value == "") {
        fld.style.background = 'Pink'; 
        error = "You didn't enter a password.\n";
    } else if ((fld.value.length < 1) || (fld.value.length > 45)) {
        fld.style.background = 'Yellow'; 
        error = "The password is the wrong length.\n";
    } else {
        fld.style.background = 'White';
    }
    return error;
}

function validateTwitts(fld) {
    var error = "";
 
    if (fld.value.length == 0) {
        fld.style.background = 'Pink'; 
        error = "The twitts field has not been filled in.\n"
    } else {
        fld.style.background = 'White';
    }
    return error;  
}

function validateEmpty(fld) {
    var error = "";
 
    if (fld.value.length == 0) {
        fld.style.background = 'Pink'; 
        error = "The required field has not been filled in.\n"
    } else {
        fld.style.background = 'White';
    }
    return error;  
}

function validateUsername2(fld) {
    var error = "";
    var illegalChars = /\W/; // allow letters, numbers, and underscores
 
    if (fld.value == "") {
        fld.style.background = 'Pink'; 
        error = "You didn't enter a username.\n";
    } else if ((fld.value.length < 3) || (fld.value.length > 15)) {
        fld.style.background = 'Yellow'; 
        error = "The username is the wrong length.\n";
    } 
	else {
        fld.style.background = 'White';
    }
    return error;
}

function validateUsername(fld) {
    var error = "";
    var illegalChars = /\W/; // allow letters, numbers, and underscores
 
    if (fld.value == "") {
        fld.style.background = 'Pink'; 
        error = "You didn't enter a username.\n";
    } else if ((fld.value.length < 3) || (fld.value.length > 15)) {
        fld.style.background = 'Yellow'; 
        error = "The username is the wrong length.\n";
    } else if (illegalChars.test(fld.value)) {
        fld.style.background = 'Yellow'; 
        error = "The username contains illegal characters.\n";
    } else {
        fld.style.background = 'White';
    }
    return error;
}
function validateSurname(fld) {
    var error = "";
    var illegalChars = /\W/; // allow letters, numbers, and underscores
 
    if (fld.value == "") {
        fld.style.background = 'Pink'; 
        error = "You didn't enter a username.\n";
    } else if ((fld.value.length < 3) || (fld.value.length > 15)) {
        fld.style.background = 'Yellow'; 
        error = "The last name is the wrong length.\n";
    } else if (illegalChars.test(fld.value)) {
        fld.style.background = 'Yellow'; 
        error = "The last name contains illegal characters.\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 = 'Pink';
        error = "You didn't enter a password.\n";
    } else if ((fld.value.length < 7) || (fld.value.length > 15)) {
        error = "The password is the wrong length. \n";
        fld.style.background = 'Yellow';
    } else if (illegalChars.test(fld.value)) {
        error = "The password contains illegal characters.\n";
        fld.style.background = 'Yellow';
    } else if (!((fld.value.search(/(a-z)+/)) && (fld.value.search(/(0-9)+/)))) {
        error = "The password must contain at least one numeral.\n";
        fld.style.background = 'Yellow';
    } else {
        fld.style.background = 'White';
    }
   return error;
}
function validateTwitterPassword(fld) {
    var error = "";
    var illegalChars = /[\W_]/; // allow only letters and numbers 
 
    if (fld.value == "") {
        fld.style.background = 'Pink';
        error = "You didn't enter a password.\n";
    } else if ((fld.value.length < 1) || (fld.value.length > 45)) {
        error = "The password is the wrong length. \n";
        fld.style.background = 'Yellow';
    } 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.style.background = 'Pink';
        error = "You didn't enter an email address.\n";
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        fld.style.background = 'Yellow';
        error = "Please enter a valid email address.\n";
    } else if (fld.value.match(illegalChars)) {
        fld.style.background = 'Yellow';
        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 = 'Pink';
    } 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';
    } else {
        fld.style.background = 'White';
    }
    return error;
}