h allows zoom/pan before selecting points and displays</span>
0027 <span class="comment">%    clicked points realtime</span>
0028 <span class="comment">%</span>
0029 <span class="comment">% Revision history</span>
0030 <span class="comment">%</span>
0031 <span class="comment">%==============================================================================</span>
0032 subname = <span class="string">'add_obc_nodes'</span>;
0033 <span class="keyword">global</span> ftbverbose
0034 <span class="keyword">if</span>