<?php
if (in_array(arg(0), array('node', 'project')) && is_numeric(arg(1)) && arg(2) != 'edit') {
  if ($node = node_load(arg(1))) {
    $node_language = (isset($node->language) && strlen($node->language)) ? $node->language : LANGUAGE_NONE;
    if (isset($node->field_project_status[$node_language][0]['value'])) {
      return true;
    }
  }
}
return false;
?>