Fixing descriptions

my_module.module

<?php
/**
 * Implements hook_webform_component_presave().
 */
function mymodule_webform_component_presave(&$component) {
  // Maybe I should do some more robust checking here, but this is a simple site
  // and the body description clearly states how to format lines with links.
  // Also, remember if you have other use cases for the webform, you should
  // check that this is actually a webform created by above code!
  if (strpos($component['name'], '(http') > -1) {
    // Take the URL out of the name of the component.
    $name = substr($component['name'], 0, strpos($component['name'], '(http'));
    // Add animated gif link as description.
    $component['extra']['description'] = l(t('View animated gif with @name', array(
      '@name' => $name)), substr($component['name'], strpos($component['name'], 'http'), -2
    ));
    // Set name to the new name (without the URL).
    $component['name'] = $name;
  }
}