an>,@<a href="#_sub4" class="code" title="subfunction request_quit(varargin)">request_quit</a>);
0546 
0547     <span class="comment">% ===The pause button===============================</span>
0548     uicontrol(<span class="string">'Style'</span>,<span class="string">'pushbutton'</span>,<span class="keyword">...</span>
0549         <span class="string">'Position'</span>,[55 5 45 20],<span class="keyword">...</span>
0550         <span class="string">'String'</span>,<span class="string">'Pause'</span>,<span