function check_signup_form() {
  if (document.getElementById('username').value == '') {
    alert('Please enter a username.');
    return false;
  }
  
  if (document.getElementById('password').value == '') {
    alert('Please enter a password.');
    return false;
  }

  if (document.getElementById('password').value != document.getElementById('password2').value) {
    document.getElementById('password').value = '';
    document.getElementById('password2').value = '';
    alert('Passwords do not match, please try again.');
    return false;
  }		
  
  return true;
}

function check_info_form() {
  if (document.getElementById('password').value != document.getElementById('password2').value) {
    document.getElementById('password').value = '';
    document.getElementById('password2').value = '';
    
    alert('Passwords do not match, please try again.');
    return false;
  }		
  
  return true;
}

function save_form() {
  document.getElementById('submit_hidden').value = "1";
  document.getElementById('member_form').submit();
}

function delete_user(pass_id) {
  if (confirm('Are you sure you want to delete this user?')) {
    document.location.href = "memberinfo.php?delete=true&user_id=" + pass_id;
  }
}

function update_search_fields(pass_select) {
  if (document.getElementById("region_div_" + pass_select)) document.getElementById("region_div_" + pass_select).style.display = "none";
  document.getElementById("training_div_" + pass_select).style.display = "none";
  document.getElementById("mission_div_" + pass_select).style.display = "none";
  document.getElementById("project_div_" + pass_select).style.display = "none";
  document.getElementById("skill_div_" + pass_select).style.display = "none";
  if (document.getElementById("status_div_" + pass_select)) document.getElementById("status_div_" + pass_select).style.display = "none";

  switch(document.getElementById("search_item_" + pass_select)[document.getElementById("search_item_" + pass_select).selectedIndex].value) {
    case "region":
      if (document.getElementById("region_div_" + pass_select)) document.getElementById("region_div_" + pass_select).style.display = "block";
      break;
      
    case "training":  
      document.getElementById("training_div_" + pass_select).style.display = "block";
      break;

    case "projectd":  
      document.getElementById("project_div_" + pass_select).style.display = "block";
      break;
      
    case "skill":
      document.getElementById("skill_div_" + pass_select).style.display = "block";
      break;
      
    case "status":
      if (document.getElementById("status_div_" + pass_select)) document.getElementById("status_div_" + pass_select).style.display = "block"; 
      break;
      
    default:
      document.getElementById("mission_div_" + pass_select).style.display = "block";			
      break;
  }	
}