ass="PParameter  prettyprint " nowrap>target</td><td class="PAfterParameters  prettyprint "nowrap>)</td></tr></table></td></tr></table></blockquote><p>Handles a drop by inserting the given vertex into the given parent cell or the default parent if no parent is specified.</p><h4 class=CHeading>Parameters</h4><table border=0 cellspacing=0 cellpadding=0 class=CDescriptionList><tr><td class=CDLEntry>vertex</td><td class=CDLDescription><a href="../model/mxCell-js.html#mxCell" class=LClass id=link69 onMouseOver="