function frame_reset_door_sizes(price_band,mtm) {
	
	var frame_options=document.getElementsByName("frame_option");
	var checked=-1;

	for (i=0; i<frame_options.length; i++) {
			if (frame_options[i].checked) checked=i;	
	}
	if (checked>=0) {
		update_sizes(frame_options[checked].value,price_band,mtm);
	} else {
		document.getElementById("door_size_list").innerHTML="";	
	}
}