Something

function YOURTHEMENAME_views_view_list_THENAMEOFTHEVIEWGOESHERE($view, $nodes, $type) {
  foreach ($nodes as $node) {
    $posted = $node->node_created;
    $output .= "<li class='leaf'>" . "<img src='" . $node->node_WHATEVERFIELDHASTHEURL . "'">" . l($nodetitle, "node/$node->nid") . "<br /><strong>" . $node->node_WHATEVERFIELDHASTHEBODY. "</strong>: " . $authorname . ", " . $posted . "</li>\n";
  }
  if ($output) {
    return "<div class='menu'>\n<ul>\n" . $output . '</ul></div>';
  }
}