function validateForm(isClassID)
{
  trimFields();
  if(isClassID == 'N')
  {
    if(obj.lstClass.selectedIndex == 0)
    {
      alert("Please select a Class.");
      obj.lstClass.focus();
      return false;
    }
  }
  if(obj.lstDistrict.selectedIndex == 0  && obj.txtOrg.value == "")
  {
    alert("Please enter your District in the Organization textbox.");
    obj.txtOrg.focus();
    return false;
  }
  if(obj.txtFirstName.value == "")  
  {
    alert("Please enter your First Name.");
    obj.txtFirstName.focus();
    return false;    
  }
  if(obj.txtLastName.value == "")  
  {
    alert("Please enter your Last Name.");
    obj.txtLastName.focus();
    return false;    
  } 
  if(obj.txtJobTitle.value == "")  
  {
    alert("Please enter the Job Title.");
    obj.txtJobTitle.focus();
    return false;    
  }
  if(obj.txtAddress.value == "")  
  {
    alert("Please enter your Address.");
    obj.txtAddress.focus();
    return false;    
  }
  if(obj.txtCity.value == "")  
  {
    alert("Please enter your City.");
    obj.txtCity.focus();
    return false;    
  }
  if(obj.txtZip.value == "")  
  {
    alert("Please enter your Zip Code.");
    obj.txtZip.focus();
    return false;    
  }     
  if(obj.txtPhone.value == "")
  {
    alert("Please enter your Phone Number.");
    obj.txtPhone.focus();
    return false;
  }
  if(obj.txtEmail.value == "")
  {
    alert("Please enter your Email Address.")
    obj.txtEmail.focus();
    return false;    
  }
  if(!chkEmail(obj.txtEmail.value))
  { 
    alert("Invalid Email Address!\n Please review and correct it.");
    obj.txtEmail.focus();
    obj.txtEmail.select();
    return false;
  }    
}