public void DetachBeachSection(TreeNode beachSectionNode)
{
//this.detachCircleEvent(beachsection); // detach potentially attached circle event
//this.beachline.rbRemoveNode(beachsection); // remove from RB-tree
//this.beachsectionJunkyard.push(beachsection); // mark for reuse
DetachCircleEvent(beachSectionNode);
BeachLine.RemoveNode(beachSectionNode);
//BeachLine.Dump("BeachLine removing node", beachLineCounter++);
BeachLine.Dump("detachBeachSection, remove", beachLineCounter++);
//dumpTree(this.beachline, "detachBeachSection, remove", beachLineCounter);
beachLineCounter++;
}