// Copyright (c) 2004 Infocreek
// Author    : Astrolog
// Commenced : 16.07.2004 as  Version 1.0
var last_child = new Array(), last_parent = new Array();
function show_pane( child_name, parent_name, id ){
	var d = document,
			child_obj = d.getElementById( child_name ),
			parent_obj = d.getElementById( parent_name );
	id = ( id ? id : 0 );
	hide_pane( id );
	if ( child_obj ){
		child_obj.style.display = '';
		last_child[ id ] = child_obj;
	}
	if ( parent_obj ){
		parent_obj.style.display = 'none';
		last_parent[ id ] = parent_obj;
	}
}
function hide_pane( id ){
	id = ( id ? id : 0 );
	if ( last_child[ id ] ){
		last_child[ id ].style.display = 'none';
		last_child[ id ] = null;
	}
	if ( last_parent[ id ] ){
		last_parent[ id ].style.display = '';
		last_parent[ id ] = null;
	}
}