@ <p>SQL: %h(blob_str(&sql))</p>
  }
  blob_reset(&sql);
  blob_zero(&title);
  if( baseCheckin ){
    char *zUuid = db_text(0, "SELECT uuid FROM blob WHERE rid=%d", baseCheckin);
    char *zLink = href("%R/info/%S", zUuid);
    blob_appendf(&title, "Ancestors of file ");
    hyperlinked_path(zFilename, &title, zUuid);
    blob_appendf(&title, " from check-in %z%.10s</a>", zLink, zUuid);
    fossil_free(zUuid);
  }else{
    blob_appendf(&title, "History of files named ");
    hyperlinked_path(zFilename, &title, 0);
  }
  @ <h2>%b(&title)</h2>
  blob_reset(&title);
  pGraph = graph_init();
  @ <div id="canvas" style="position:relative;width:1px;height:1px;"
  @  onclick="clickOnGraph(event)"></div>