function validateFormOnSubmit(theForm) {
  var reason = "";
  var type = ""; 
  reason += validateEmpty(theForm.FirstName);
  reason += validateEmpty(theForm.LastName);
  j=theForm.LeadType.length; 
  for (i=0; i<j; i++){
    if(theForm.LeadType[i].checked) var type = theForm.LeadType[i].value
  }
  if(type!="Residential"){
    reason += validateEmpty(theForm.Company);
  }
  reason += validateEmail(theForm.Email);
  if (reason != "") {
    return false;
  }
  return true;
}

function validateEmpty(fld) {
    var error = "";
    if (fld.value.replace(/\s/g, '').length == 0) {
        fld.style.background = 'Red'; 
        error = "The required field has not been filled in.\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 = 'Red';
    } else if (isNaN(parseInt(stripped))) {
        error = "The phone number contains illegal characters.\n";
        fld.style.background = 'Red';
    } else if (!(stripped.length == 10)) {
        error = "The phone number is the wrong length. Make sure you included an area code.\n";
        fld.style.background = 'Red';
    }
    return error;
}
function validateEmail(fld){
  var error='';
  if(/[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?/.test(fld.value)) 
  {    
    fld.style.background = 'White';
  }else {
     error = "The email address you entered is invalid\n";
     fld.style.background = 'Red';
  }
  return error;
}