diff -urN cui99/key.h cui100/key.h
--- cui99/key.h	Fri Jan 31 01:10:00 2014
+++ cui100/key.h	Thu Apr  3 23:00:00 2014
@@ -3,10 +3,11 @@
 
 #define CUI_KEY_ENTER	0x0d /* '\r' */
 #define CUI_KEY_BS	0x08 /* '\b' */
-#define CUI_KEY_UP	0x11 /* DC1 */
-#define CUI_KEY_DOWN	0x12 /* DC2 */
-#define CUI_KEY_LEFT	0x13 /* DC3 */
-#define CUI_KEY_RIGHT	0x14 /* DC4 */
+#define CUI_KEY_CTRL(c)	(0x01+(c)-'A')
+#define CUI_KEY_UP	CUI_KEY_CTRL('P')
+#define CUI_KEY_DOWN	CUI_KEY_CTRL('N')
+#define CUI_KEY_LEFT	CUI_KEY_CTRL('B')
+#define CUI_KEY_RIGHT	CUI_KEY_CTRL('F')
 #define CUI_KEY_ESC	0x1b
 
 void cui_key_enter(void);
diff -urN cui99/term.c cui100/term.c
--- cui99/term.c	Wed Apr  2 00:00:00 2014
+++ cui100/term.c	Thu Apr  3 23:00:00 2014
@@ -313,7 +313,7 @@
 cui_term_putc_buf_inner(cui obj, char c)
 {
 	cui_term p = (cui_term)obj;
-	int cx;
+	int cx, cy;
 	char *bp;
 
 	switch(c){
@@ -328,6 +328,16 @@
 		if(cx < obj->w) cui_term_move(obj, cx, p->cy);
 		else cui_term_nl(obj);
 		return;
+	case '\b':
+		cx = p->cx;
+		cy = p->cy;
+		if(cx > 0) cx--;
+		else if(cy > 0){
+			cy--;
+			cx = obj->w - 1;
+		}
+		cui_term_move(obj, cx, cy);
+		return;
 	}
 
 	bp = cui_term_buf(obj, p->cx, p->cy);
@@ -485,6 +495,7 @@
 {
 	cui_terminal p = (cui_terminal)obj;
 	int evts;
+	char *cmd = "stty erase ^H\r";
 
 	cui_base_init(obj, parent, x, y, w, h);
 	obj->flags |= CUI_FLG_CAN_FOCUS;
@@ -497,6 +508,7 @@
 	p->rszbox = cui_rszbox_new(obj);
 
 	boot_sh(obj);
+	if(write(p->pipe_w, cmd, strlen(cmd)) <0) ERR("write");
 
 	evts = CUI_EVT_DRAW|CUI_EVT_KEY|CUI_EVT_RESIZE|CUI_EVT_TIMER|CUI_EVT_READABLE;
 	cui_bind(obj, evts, cui_terminal_hdr, NULL);
@@ -543,7 +555,6 @@
 			return FALSE;
 		}
 		/* in_key_mode */
-		if(val == CUI_KEY_ENTER) val = '\n';
 		if(write(p->pipe_w, &val, 1) != 1) ERR("write");
 		cui_timer_set(obj, TIMEOUT_MSEC, TRUE);
 		return TRUE;