age.</span><br>
<span class=help>%&nbsp;&nbsp;options.height&nbsp;[int]&nbsp;Height&nbsp;of&nbsp;a&nbsp;single&nbsp;image.</span><br>
<span class=help>%&nbsp;&nbsp;options.fun&nbsp;[string]&nbsp;If&nbsp;the&nbsp;middle&nbsp;mouse&nbsp;button&nbsp;is&nbsp;</span><br>
<span class=help>%&nbsp;&nbsp;&nbsp;&nbsp;pressed&nbsp;then&nbsp;feval(fun,data)&nbsp;is&nbsp;called&nbsp;where</span><br>
<span class=help>%&nbsp;&nbsp;&nbsp;&nbsp;the&nbsp;structure&nbsp;data&nbsp;contains:</span><br>
<span class=help>%&nbsp;&