/p><p></p><p>
		 Call this function to retrieve the first object with exists == false in the group.
		 This is handy for recycling in general, e.g. respawning enemies.
		 
		 </p><p><span class="label"> Parameters </span><table cellpadding="0" cellspacing="0" border="0"><tr><td width="20px"></td><td><code><span class="label">ObjectClass</span>:Class</code> (default = <code>null</code>)<code></code> &mdash; 	An optional parameter that lets you narrow the results to instances of this particular class.
		 
		 