     <span class="keyword">return</span>
0035 <span class="keyword">end</span>
0036 <span class="keyword">if</span> not(exist(<span class="string">'mtspecgramc'</span>,<span class="string">'file'</span>));
0037     fprintf(<span class="string">'You need to install the Chronux toolbox first from http://chronux.org/\n'</span>);
0038     <span class="keyword">return</span>
0039 <span class="keyword">end</span>
0040 
0041 <span class="comment">%===================================================================