function title_collision(node, sgroot, w, h){
    var pad = new sgroot.getController()

    if(pad.start_isHold()){
        var back = new sgroot.createSceneGraph3()

	var vacuum = new sgroot.createSceneGraph1("BIGCUBE")
        vacuum.xyz[0] = w/2
	vacuum.xyz[1] = h/2
	vacuum.set_move_collision(vacuum_move, vacuum_coll)

	back.addChild(vacuum)
	add_cubecollision_object(redcube.name, vacuum, w, h, sgroot)

	sgroot.setSceneData(back)
    }
}