diff --git a/projects/pictures/ako10x10.chr b/projects/pictures/ako10x10.chr
new file mode 100644
index 0000000..5047d8e
Binary files /dev/null and b/projects/pictures/ako10x10.chr differ
diff --git a/projects/software/nasu.usm b/projects/software/nasu.usm
index 2f0421d..03b3df1 100644
--- a/projects/software/nasu.usm
+++ b/projects/software/nasu.usm
@@ -38,12 +38,14 @@
 
 ( variables )
 
-;settings { blending 1 depth 1 page 2 }
+;settings { blending 1 depth 1 brush 1 page 2 }
 
-;bankview { x 2 y 2 mode 1 addr 2 selection 1 }
+;frame { x1 2 y1 2 x2 2 y2 2 width 2 height 2 }
+;bankview { x 2 y 2 mode 1 selection 1 }
 ;tileview { x 2 y 2 addr 2 }
 ;colorview { x1 2 y1 2 x2 2 y2 2 }
 ;blendview { x1 2 y1 2 x2 2 y2 2 }
+;fileview { x1 2 y1 2 x2 2 y2 2 }
 ;rect { x1 2 y1 2 x2 2 y2 2 }
 ;mouse { x 2 y 2 }
 ;color { byte 1 }
@@ -70,16 +72,28 @@
 	( vectors ) ,on-mouse =Mouse.vector
 	( vectors ) ,on-transfer =File.vector
 
-	~Screen.width 2/ #008a SUB2 =bankview.x 
-	~Screen.height 2/ #003f SUB2 =bankview.y 
+	( set frame )
+	#0140 =frame.width
+	#0080 =frame.height
+	#01 =settings.brush
+
+	~Screen.width 2/ ~frame.width 2/ SUB2 
+	~Screen.height 2/ ~frame.height 2/ SUB2
+	~frame.width ~frame.height
+	SIZE-TO-RECT ,frame SET-RECT
+
+	~frame.x1 #0018 ADD2 =bankview.x 
+	~frame.y1 #0010 ADD2 =bankview.y 
 	BANK =settings.page
 
 	~Screen.width 2/ #0002 ADD2 =tileview.x 
-	~Screen.height 2/ #003f SUB2 =tileview.y 
+	~frame.y1 #0010 ADD2 =tileview.y 
 	BANK #0448 ADD2 =tileview.addr
 
-	~Screen.width 2/ #0002 ADD2 ~Screen.height 2/ #0048 ADD2 #0020 #0020 SIZE-TO-RECT ,colorview SET-RECT
-	~Screen.width 2/ #0061 ADD2 ~Screen.height 2/ #0048 ADD2 #0020 #0020 SIZE-TO-RECT ,blendview SET-RECT
+	~frame.x1 #0068 ADD2 ~Screen.height 2/ #0070 SUB2 #0020 #0020 SIZE-TO-RECT ,colorview SET-RECT
+	~frame.x1 #0018 ADD2 ~Screen.height 2/ #0070 SUB2 #0020 #0020 SIZE-TO-RECT ,blendview SET-RECT
+
+	~frame.x1 ~Screen.height #0018 SUB2 ~frame.x2 ~Screen.height #0008 SUB2 ,fileview SET-RECT
 
 	#01 =settings.blending
 
@@ -88,9 +102,12 @@
 	,filepath3 =File.name #1000 =File.length BANK #1000 ADD2 =File.load
 	,filepath4 =File.name #1000 =File.length BANK #2000 ADD2 =File.load
 	,filepath5 =File.name #1000 =File.length BANK #2800 ADD2 =File.load
+	,filepath6 =File.name #1000 =File.length BANK #3800 ADD2 =File.load
 
 	,redraw JSR2
 
+	( ~frame.x1 ~frame.y1 ~frame.x2 ~frame.y2 #01 ,line-rect JSR2 )
+
 BRK
 
 @on-transfer ( -> )
@@ -151,12 +168,6 @@ BRK
 			~Mouse.x ~bankview.x SUB2 8/ #000f GTH2 ^$no-brush-click JNZ
 				( select ) ~mouse.x ~bankview.x SUB2 8/ #000d SUB2 SWP POP =bankview.mode
 			$no-brush-click
-			~Mouse.x ~tileview.x SUB2 8/ #000e NEQ2 ^$no-load-click JNZ
-				( load ) ,filepath1  =File.name #0800 =File.length ~settings.page =File.load
-			$no-load-click
-			~Mouse.x ~tileview.x SUB2 8/ #000f NEQ2 ^$no-save-click JNZ
-				( save ) ,filepath1  =File.name #0800 =File.length ~settings.page =File.save
-			$no-save-click
 			~Mouse.x ~bankview.x SUB2 8/ #0005 NEQ2 ^$no-toggle-depth JNZ
 				,toggle-depth JSR2
 			$no-toggle-depth
@@ -281,6 +292,8 @@ BRK
 	
 	( channel ) ~Mouse.y ~colorview.y1 SUB2 8/ SWP POP STH
 	( rgb ) ~Mouse.x ~colorview.x1 SUB2 8/ SWP POP
+	DUP #00 NEQ ^$no-brush JNZ
+		DUPr STHr =settings.brush $no-brush
 	DUP #01 NEQ ^$no-red JNZ
 		DUPr STHr ,System.r ,set-color JSR2 $no-red
 	DUP #02 NEQ ^$no-green JNZ 
@@ -297,16 +310,24 @@ BRK
 	
 	STH2
 	DUP #00 NEQ ^$no-red0 JNZ
-		DUP2r STH2r PEK2 DUP #04 SFT #01 ADD ~Mouse.state #10 EQU #fe MUL ADD #40 SFT SWP #0f AND ADD DUP2r STH2r POK2
+		DUP2r STH2r PEK2 DUP #04 SFT #01 ADD 
+		( add/sub ) ~Mouse.state #10 EQU #fe MUL ADD 
+		( resume ) #40 SFT SWP #0f AND ADD DUP2r STH2r POK2
 		$no-red0
 	DUP #01 NEQ ^$no-red1 JNZ
-		DUP2r STH2r PEK2 DUP #0f AND #01 ADD ~Mouse.state #10 EQU #fe MUL ADD #0f AND SWP #f0 AND ADD DUP2r STH2r POK2
+		DUP2r STH2r PEK2 DUP #0f AND #01 ADD 
+		( add/sub ) ~Mouse.state #10 EQU #fe MUL ADD 
+		( resume ) #0f AND SWP #f0 AND ADD DUP2r STH2r POK2
 		$no-red1
 	DUP #02 NEQ ^$no-red2 JNZ
-		DUP2r STH2r #0001 ADD2 PEK2 DUP #04 SFT #01 ADD ~Mouse.state #10 EQU #fe MUL ADD #40 SFT SWP #0f AND ADD DUP2r STH2r #0001 ADD2 POK2
+		DUP2r STH2r #0001 ADD2 PEK2 DUP #04 SFT #01 ADD 
+		( add/sub ) ~Mouse.state #10 EQU #fe MUL ADD 
+		( resume ) #40 SFT SWP #0f AND ADD DUP2r STH2r #0001 ADD2 POK2
 		$no-red2
 	DUP #03 NEQ ^$no-red3 JNZ
-		DUP2r STH2r #0001 ADD2 PEK2 DUP #0f AND #01 ADD ~Mouse.state #10 EQU #fe MUL ADD #0f AND SWP #f0 AND ADD DUP2r STH2r #0001 ADD2 POK2
+		DUP2r STH2r #0001 ADD2 PEK2 DUP #0f AND #01 ADD 
+		( add/sub ) ~Mouse.state #10 EQU #fe MUL ADD 
+		( resume ) #0f AND SWP #f0 AND ADD DUP2r STH2r #0001 ADD2 POK2
 		$no-red3
 	POP
 	POP2r
@@ -366,6 +387,7 @@ RTN
 	,draw-tileview JSR2
 	,draw-blendview JSR2
 	,draw-colorview JSR2
+	,draw-fileview JSR2
 
 RTN
 
@@ -399,14 +421,6 @@ RTN
 	,tool_eraser =Screen.addr
 	#21 ~bankview.mode #02 EQU ADD =Screen.color
 
-	~tileview.x #0070 ADD2 =Screen.x
-	,load_icn =Screen.addr
-	#21 =Screen.color
-
-	~tileview.x #0078 ADD2 =Screen.x
-	,save_icn =Screen.addr
-	#21 =Screen.color
-
 	( guides )
 
 	#00 =i ,font_hex =Screen.addr
@@ -451,7 +465,10 @@ RTN
 	~tileview.x #0028 ADD2 =Screen.x
 	~tileview.y #0010 SUB2 =Screen.y
 	~tileview.addr =Screen.addr
-	#23 =Screen.color
+
+	( get blending ) ~settings.blending
+	( get depth ) ~settings.depth #20 MUL
+	( draw ) #20 ADD ADD =Screen.color
 
 	( position )
 
@@ -505,7 +522,7 @@ RTN
 	#00 =i
 	$bytes
 		~tileview.x #0088 ADD2 =Screen.x
-		~tileview.addr #00 ~i ADD2 PEK2 ,draw-byte JSR2
+		~tileview.addr #00 ~i ADD2 PEK2 #22 ,draw-byte JSR2
 		( incr ) ~i #01 ADD =i
 		( incr ) ~Screen.y 8+ =Screen.y
 	~i #08 LTH ,$bytes JNZ2
@@ -519,7 +536,7 @@ RTN
 	,moveup_icn =Screen.addr
 	#21 =Screen.color
 
-	( draw tiles )
+	( draw tiles 2x2 )
 	~tileview.y =Screen.y
 	#00 =pt.x #00 =pt.y ~tileview.addr =Screen.addr
 
@@ -560,6 +577,8 @@ RTN
 RTN
 
 @draw-blendview ( -- )
+	
+	~blendview.x1 #0002 SUB2 ~blendview.y1 #0002 SUB2 ~blendview.x2 #0001 ADD2 ~blendview.y2 #0001 ADD2 #03 ,line-rect JSR2
 
 	~tileview.addr =Screen.addr
 	#00 #10
@@ -572,12 +591,13 @@ RTN
 		DUP2 LTH ^$loop JNZ
 	POP2
 
-	~blendview.x1 #0019 SUB2 =Screen.x
-	~blendview.y1 #0018 ADD2 =Screen.y
+	~blendview.x1 #0002 SUB2 ~blendview.y2 #0001 ADD2 ~blendview.x1 #000e ADD2 ~blendview.y2 #0009 ADD2 #03 ,line-rect JSR2
+	~blendview.x1 #0001 SUB2 =Screen.x
+	~blendview.y2 #0001 ADD2 =Screen.y
 
 	( get blending ) ~settings.blending
 	( get depth ) ~settings.depth #20 MUL
-	( draw ) #20 ADD ADD ,draw-byte JSR2
+	( draw ) #20 ADD ADD #2c ,draw-byte JSR2
 
 RTN
 
@@ -594,10 +614,11 @@ RTN
 	~System.b ,draw-color-code JSR2	
 
 	~colorview.x1 =Screen.x
-	,full_icn =Screen.addr
+	,circle_icns =Screen.addr
 
 	#00 #04
 	$loop
+		OVR ~settings.brush EQU #00 SWP #0008 MUL2 ,circle_icns ADD2 =Screen.addr
 		OVR ~colorview.y1 ROT #00 SWP #0008 MUL2 ADD2 =Screen.y
 		OVR #20 ADD =Screen.color
 		SWP #01 ADD SWP
@@ -606,6 +627,31 @@ RTN
 
 RTN
 
+@draw-fileview ( -- )
+
+	( line hor )
+	~fileview.y1 =Screen.y
+	~fileview.x1 ~fileview.x2
+	$line-hor
+		OVR2 =Screen.x
+		( draw ) #03 =Screen.color
+		( incr ) SWP2 #0002 ADD2 SWP2
+		OVR2 OVR2 LTH2 ^$line-hor JNZ
+	POP2 POP2
+
+	~fileview.y1 #0008 ADD2 =Screen.y
+	~fileview.x1 #0008 ADD2 =Screen.x
+	,rename_icn =Screen.addr
+	#21 =Screen.color
+	~fileview.x2 #0018 SUB2 =Screen.x
+	,load_icn =Screen.addr
+	#21 =Screen.color
+	~fileview.x2 #0010 SUB2 =Screen.x
+	,save_icn =Screen.addr
+	#21 =Screen.color
+
+RTN
+
 @draw-color-code ( color* -- )
 	
 	DUP ,font_hex ROT #0f AND #08 MUL #00 SWP ADD2 =Screen.addr
@@ -642,14 +688,14 @@ RTN
 
 RTN
 
-@draw-byte ( byte -- )
+@draw-byte ( byte color -- )
 	
-	STH
+	=color STH
 	,font_hex #00 DUPr STHr #f0 AND #04 SFT #08 MUL ADD2 =Screen.addr
-	( draw ) #22 =Screen.color
+	( draw ) ~color =Screen.color
 	~Screen.x 8+ =Screen.x
 	,font_hex #00 STHr #0f AND #08 MUL ADD2 =Screen.addr
-	( draw ) #22 =Screen.color
+	( draw ) ~color =Screen.color
 
 RTN
 
@@ -694,7 +740,10 @@ RTN
 
 RTN
 
-@full_icn      [ 0038 7cfe fefe 7c38 ]
+@circle_icns 
+	[ 0038 7cfe fefe 7c38 ] ( full )
+	[ 0038 4482 8282 4438 ] ( line )
+
 @tool_selector [ 80c0 e0f0 f8e0 1000 ]
 @tool_hand     [ 4040 4070 f8f8 f870 ]
 @tool_eraser   [ 2050 b87c 3e1c 0800 ]
@@ -708,15 +757,22 @@ RTN
 	00fe 9292 fe92 92fe
 ]
 
-@load_icn      [ feaa d6aa d4aa f400 ]
-@save_icn      [ fe82 8282 848a f400 ]
+@eye_icns
+	[ 0038 4492 2810 0000 ] ( open )
+	[ 0000 0082 4438 0000 ] ( closed )
+
+@rename_icn     [ 1054 28c6 2854 1000 ]
+@load_icn       [ feaa d6aa d4aa f400 ]
+@save_icn       [ fe82 8282 848a f400 ]
+
 @moveup_icn    [ 0010 387c fe10 1000 ]
 @movedown_icn  [ 0010 1010 fe7c 3810 ]
 @filepath1     [ projects/fonts/specter8.bit 00 ]
 @filepath2     [ projects/pictures/cibo.bit 00 ]
 @filepath3     [ projects/pictures/zerotwo10x10.chr 00 ]
 @filepath4     [ projects/fonts/katahira8.bit 00 ]
-@filepath5     [ projects/pictures/daria10x10.chr 00 ]
+@filepath5     [ projects/pictures/ako10x10.chr 00 ]
+@filepath6     [ projects/pictures/cyr4x4.chr 00 ]
 
 @font_hex ( 0-F ) 
 [