function show_full_note( reg_code ){
	truncated_span = "trunc_" + reg_code;
	full_span = "full_" + reg_code;

	Element.removeClassName( full_span, "hidden");
	Element.removeClassName( truncated_span, "visible");
	Element.addClassName( full_span, "visible");
	Element.addClassName( truncated_span, "hidden");
}

function hide_full_note( reg_code ){
	truncated_span = "trunc_" + reg_code;
	full_span = "full_" + reg_code;

	Element.removeClassName( full_span, "visible");
	Element.removeClassName( truncated_span, "hidden");
	Element.addClassName( full_span, "hidden");
	Element.addClassName( truncated_span, "visible");
}