iPhone:Mapview move pin issue
<p>I have Mapview and I successfully plot all pins on map and when I select a pin also add one button which is rightCalloutAccessoryView and when I click on button at that time I want to move all pins and selected pin display in center of mapview so please give me idea to develop this functionality..</p>

<p>Sorry for bad English.</p>

<p>Thanks in advance.</p>
