function RFDDrfce(in_name, in_heading, in_box, in_collection, in_tree) {
	this.RFDropDown(in_name, in_heading, in_box, in_collection);
	this.pagetree = in_tree;
}
RFDDrfce.inherit(RFDropDown);
RFDDrfce.prototype.box_position = 2;
RFDDrfce.prototype.use_toggle = false;
RFDDrfce.prototype.pos_x = 10;
RFDDrfce.prototype.pos_y = 0;

RFDDrfce.prototype._open = RFDropDown.prototype.open;
RFDDrfce.prototype.open = function() {
	if(this.pagetree && !this.pagetree.isDragging()) {
		this._open();
	}
	else if(!this.pagetree) {
		this._open();
	}
}