diff --git a/gui/notepad/notepad.tal b/gui/notepad/notepad.tal
index 102d025..041b73d 100644
--- a/gui/notepad/notepad.tal
+++ b/gui/notepad/notepad.tal
@@ -45,6 +45,7 @@ BRK
 @on-mouse-head ( -> )
 
 	[ LIT2 00 -Mouse/state ] DEI NEQ #41 ADD ;mouse-icn update-cursor
+	.Mouse/state DEI #01 GTH ?&toggle-collapse
 
 	trap-mouse
 
@@ -61,10 +62,25 @@ BRK
 
 BRK
 
+&toggle-collapse ( -> )
+
+	#00e0 .Screen/width DEO2
+
+	#00f8 #0011
+		#0011 .Screen/height DEI2 EQU2 JMP SWP2 POP2
+		.Screen/height DEO2
+	draw-header
+	redraw
+	#00 .Mouse/state DEO
+
+BRK
+
 @on-mouse-body ( -> )
 
 	[ LIT2 00 -Mouse/state ] DEI NEQ #41 ADD ;caret-icn update-cursor
 
+	trap-mouse
+
 	[ LIT &last $1 ] .Mouse/state DEI
 	DUP2 #0001 NEQ2 ?&no-down
 		get-position select-from
@@ -281,6 +297,9 @@ JMP2r
 
 @draw-footer ( -- )
 
+	.Screen/height DEI2 #0020 GTH2 ?&visible
+		JMP2r
+		&visible
 	#26 .Screen/auto DEO
 	#0000 .Screen/x DEO2
 	.Screen/height DEI2 #0020 SUB2 .Screen/y DEO2