diff --git a/.gitignore b/.gitignore
index 7e32919..0df67ed 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,5 +14,6 @@ eagle.app.sym
 .idea/
 CMakeLists.txt
 cmake-build-debug/
+.sass-cache
 
 *.map
diff --git a/build_web.sh b/build_web.sh
index b86d192..361c5fd 100755
--- a/build_web.sh
+++ b/build_web.sh
@@ -11,6 +11,8 @@ cat $DD/chibi.js \
 	$DD/term.js \
 	$DD/wifi.js > html/js/app.js
 
+sass --sourcemap=none html_orig/sass/app.scss html_orig/css/app.css
+
 # No need to compress CSS and JS now, we run YUI on it later
 cp html_orig/css/app.css    html/css/app.css
 cp html_orig/term.html      html/term.tpl
diff --git a/html/css/app.css b/html/css/app.css
index 11eba21..cfe6420 100644
--- a/html/css/app.css
+++ b/html/css/app.css
@@ -668,6 +668,10 @@ input[type="number"], input[type="password"], input[type="text"], textarea, sele
     .page-term h1 {
       font-size: 1.42383em; } }
 .page-term #screen {
+  -webkit-user-select: none;
+  -moz-user-select: none;
+  -ms-user-select: none;
+  user-select: none;
   font-family: monospace;
   font-size: 16pt;
   white-space: nowrap;
@@ -680,7 +684,7 @@ input[type="number"], input[type="password"], input[type="text"], textarea, sele
     cursor: pointer; }
     .page-term #screen span:hover {
       outline: 1px solid rgba(255, 255, 255, 0.4); }
-      @media screen and (max-width: 1000px) {
+      @media screen and (max-width: 544px) {
         .page-term #screen span:hover {
           outline: 0 none; } }
 .page-term #buttons {
@@ -697,5 +701,3 @@ input[type="number"], input[type="password"], input[type="text"], textarea, sele
 
 #termwrap {
   text-align: center; }
-
-/*# sourceMappingURL=app.css.map */
diff --git a/html_orig/css/app.css b/html_orig/css/app.css
index 11eba21..cfe6420 100644
--- a/html_orig/css/app.css
+++ b/html_orig/css/app.css
@@ -668,6 +668,10 @@ input[type="number"], input[type="password"], input[type="text"], textarea, sele
     .page-term h1 {
       font-size: 1.42383em; } }
 .page-term #screen {
+  -webkit-user-select: none;
+  -moz-user-select: none;
+  -ms-user-select: none;
+  user-select: none;
   font-family: monospace;
   font-size: 16pt;
   white-space: nowrap;
@@ -680,7 +684,7 @@ input[type="number"], input[type="password"], input[type="text"], textarea, sele
     cursor: pointer; }
     .page-term #screen span:hover {
       outline: 1px solid rgba(255, 255, 255, 0.4); }
-      @media screen and (max-width: 1000px) {
+      @media screen and (max-width: 544px) {
         .page-term #screen span:hover {
           outline: 0 none; } }
 .page-term #buttons {
@@ -697,5 +701,3 @@ input[type="number"], input[type="password"], input[type="text"], textarea, sele
 
 #termwrap {
   text-align: center; }
-
-/*# sourceMappingURL=app.css.map */
diff --git a/html_orig/sass/pages/_term.scss b/html_orig/sass/pages/_term.scss
index aef9183..ef8f3b4 100755
--- a/html_orig/sass/pages/_term.scss
+++ b/html_orig/sass/pages/_term.scss
@@ -7,6 +7,8 @@
 	}
 
 	#screen {
+		@include noselect();
+
 		font-family: monospace;
 		font-size: 16pt;
 		white-space: nowrap;
@@ -21,7 +23,7 @@
 			cursor: pointer;
 			&:hover {
 				outline: 1px solid rgba(#ffffff,0.4);
-				@include media($tablet-max) {
+				@include media($phone) {
 					outline: 0 none;
 				}
 			}
diff --git a/libesphttpd b/libesphttpd
index 439df03..fba7cec 160000
--- a/libesphttpd
+++ b/libesphttpd
@@ -1 +1 @@
-Subproject commit 439df03f4b8e4c1ec5d7dc14695c80a4e35eb7ce
+Subproject commit fba7cec0b6443c5ee71afde9a45cf832c49562c9
diff --git a/user/ansi_parser_callbacks.c b/user/ansi_parser_callbacks.c
index f344bfa..290dc95 100644
--- a/user/ansi_parser_callbacks.c
+++ b/user/ansi_parser_callbacks.c
@@ -53,7 +53,7 @@ apars_handle_CSI(char leadchar, int *params, char keychar)
 		CSI n T	SD – Scroll Down
 		CSI n ; m f	HVP – Horizontal and Vertical Position
 		CSI n m	SGR – Select Graphic Rendition  (Implemented only some)
-		CSI 6n	DSR – Device Status Report  NOT IMPL
+		CSI 6n	DSR – Device Status Report
 		CSI s	SCP – Save Cursor Position
 		CSI u	RCP – Restore Cursor Position
 		CSI ?25l	DECTCEM	Hides the cursor
@@ -92,18 +92,18 @@ apars_handle_CSI(char leadchar, int *params, char keychar)
 
 	switch (keychar) {
 		// CUU CUD CUF CUB
-		case 'A': screen_cursor_move(0, -n1); break;
-		case 'B': screen_cursor_move(0, n1);  break;
-		case 'C': screen_cursor_move(n1, 0);  break;
-		case 'D': screen_cursor_move(-n1, 0); break;
+		case 'A': screen_cursor_move(-n1, 0); break;
+		case 'B': screen_cursor_move(n1, 0);  break;
+		case 'C': screen_cursor_move(0, n1);  break;
+		case 'D': screen_cursor_move(0, -n1); break;
 
 		case 'E': // CNL
-			screen_cursor_move(0, n1);
+			screen_cursor_move(n1, 0);
 			screen_cursor_set_x(0);
 			break;
 
 		case 'F': // CPL
-			screen_cursor_move(0, -n1);
+			screen_cursor_move(-n1, 0);
 			screen_cursor_set_x(0);
 			break;
 
@@ -118,7 +118,7 @@ apars_handle_CSI(char leadchar, int *params, char keychar)
 			// CUP,HVP
 		case 'H':
 		case 'f':
-			screen_cursor_set(n2-1, n1-1); break; // 1-based
+			screen_cursor_set(n1-1, n2-1); break; // 1-based
 
 		case 'J': // ED
 			if (n1 == 0) {
@@ -146,6 +146,16 @@ apars_handle_CSI(char leadchar, int *params, char keychar)
 		case 's': screen_cursor_save(); break;
 		case 'u': screen_cursor_restore(); break;
 
+		case 'n':
+			if (n1 == 6) {
+				char buf[20];
+				int x, y;
+				screen_cursor_get(&y, &x);
+				sprintf(buf, "\033[%d;%dR", y+1, x+1);
+				UART_WriteString(UART0, buf, UART_TIMEOUT_US);
+			}
+			break;
+
 			// DECTCEM cursor show hide
 		case 'l':
 			if (leadchar == '?' && n1 == 25) {
diff --git a/user/cgi_sockets.c b/user/cgi_sockets.c
index e27fb77..32a3ca5 100644
--- a/user/cgi_sockets.c
+++ b/user/cgi_sockets.c
@@ -32,12 +32,12 @@ void ICACHE_FLASH_ATTR screen_notifyChange()
 /** Socket received a message */
 void ICACHE_FLASH_ATTR updateSockRx(Websock *ws, char *data, int len, int flags)
 {
+	char buf[20];
 	// Add terminator if missing (seems to randomly happen)
 	data[len] = 0;
 
 	dbg("Sock RX str: %s, len %d", data, len);
 
-
 	if (strstarts(data, "STR:")) {
 		// pass string verbatim
 		UART_WriteString(UART0, data+4, UART_TIMEOUT_US);
@@ -50,8 +50,37 @@ void ICACHE_FLASH_ATTR updateSockRx(Websock *ws, char *data, int len, int flags)
 		}
 	}
 	else if (strstarts(data, "TAP:")) {
-		// TODO
-		warn("TODO mouse input handling not implemented!");
+		// this comes in as 0-based
+
+		int y=0, x=0;
+
+		char *pc=data+4;
+		char c;
+		int phase=0;
+
+		while((c=*pc++) != '\0') {
+			if (c==','||c==';') {
+				phase++;
+			}
+			else if (c>='0' && c<='9') {
+				if (phase==0) {
+					y=y*10+(c-'0');
+				} else {
+					x=x*10+(c-'0');
+				}
+			}
+		}
+
+		if (!screen_isCoordValid(y, x)) {
+			warn("Mouse input at invalid coordinates");
+			return;
+		}
+
+		dbg("Screen clicked at row %d, col %d", y+1, x+1);
+
+		// Send as 1-based to user
+		sprintf(buf, "\033[%d;%dM", y+1, x+1);
+		UART_WriteString(UART0, buf, UART_TIMEOUT_US);
 	}
 	else {
 		warn("Bad command.");
diff --git a/user/screen.c b/user/screen.c
index 4f03887..22503a4 100644
--- a/user/screen.c
+++ b/user/screen.c
@@ -27,8 +27,8 @@ static Cell screen[MAX_SCREEN_SIZE];
  * Cursor position and attributes
  */
 static struct {
-	Coordinate x;    //!< X coordinate
-	Coordinate y;    //!< Y coordinate
+	int x;    //!< X coordinate
+	int y;    //!< Y coordinate
 	bool visible;    //!< Visible
 	bool inverse;    //!< Inverse colors
 	Color fg;        //!< Foreground color for writing
@@ -39,19 +39,19 @@ static struct {
  * Saved cursor position, used with the SCP RCP commands
  */
 static struct {
-	Coordinate x;
-	Coordinate y;
+	int x;
+	int y;
 } cursor_sav;
 
 /**
  * Active screen width
  */
-static Coordinate W = SCREEN_DEF_W;
+static int W = SCREEN_DEF_W;
 
 /**
  * Active screen height
  */
-static Coordinate H = SCREEN_DEF_H;
+static int H = SCREEN_DEF_H;
 
 // XXX volatile is probably not needed
 static volatile int notifyLock = 0;
@@ -193,7 +193,7 @@ screen_clear_line(ClearMode mode)
  * @param rows - new height
  */
 void ICACHE_FLASH_ATTR
-screen_resize(Coordinate rows, Coordinate cols)
+screen_resize(int rows, int cols)
 {
 	NOTIFY_LOCK();
 	// sanitize
@@ -277,7 +277,7 @@ done:
  * Set cursor position
  */
 void ICACHE_FLASH_ATTR
-screen_cursor_set(Coordinate x, Coordinate y)
+screen_cursor_set(int y, int x)
 {
 	NOTIFY_LOCK();
 	if (x >= W) x = W - 1;
@@ -287,11 +287,21 @@ screen_cursor_set(Coordinate x, Coordinate y)
 	NOTIFY_DONE();
 }
 
+/**
+ * Set cursor position
+ */
+void ICACHE_FLASH_ATTR
+screen_cursor_get(int *y, int *x)
+{
+	*x = cursor.x;
+	*y = cursor.y;
+}
+
 /**
  * Set cursor X position
  */
 void ICACHE_FLASH_ATTR
-screen_cursor_set_x(Coordinate x)
+screen_cursor_set_x(int x)
 {
 	NOTIFY_LOCK();
 	if (x >= W) x = W - 1;
@@ -303,7 +313,7 @@ screen_cursor_set_x(Coordinate x)
  * Set cursor Y position
  */
 void ICACHE_FLASH_ATTR
-screen_cursor_set_y(Coordinate y)
+screen_cursor_set_y(int y)
 {
 	NOTIFY_LOCK();
 	if (y >= H) y = H - 1;
@@ -315,7 +325,7 @@ screen_cursor_set_y(Coordinate y)
  * Relative cursor move
  */
 void ICACHE_FLASH_ATTR
-screen_cursor_move(int dx, int dy)
+screen_cursor_move(int dy, int dx)
 {
 	NOTIFY_LOCK();
 	int move;
@@ -431,6 +441,18 @@ screen_set_bright_fg(void)
 
 //endregion
 
+/**
+ * Check if coords are in range
+ *
+ * @param y
+ * @param x
+ * @return OK
+ */
+bool ICACHE_FLASH_ATTR screen_isCoordValid(int y, int x)
+{
+	return x >= 0 && y >= 0 && x < W && y < H;
+}
+
 /**
  * Set a character in the cursor color, move to right with wrap.
  */
@@ -448,23 +470,31 @@ screen_putchar(char ch)
 			goto done;
 
 		case '\n':
-			screen_cursor_move(0, 1);
+			screen_cursor_move(1, 0);
 			goto done;
 
 		case 8: // BS
-			if (cursor.x > 0) cursor.x--;
+			if (cursor.x > 0) {
+				cursor.x--;
+			} else {
+				// wrap around start of line
+				if (cursor.y>0) {
+					cursor.x=W-1;
+					cursor.y--;
+				}
+			}
 			// erase target cell
 			c = &screen[cursor.x + cursor.y * W];
 			c->c = ' ';
 			goto done;
 
 		case 9: // TAB
-			c->c = ' ';
-			// nested recurs >:( but it's ok
-			screen_putchar(' ');
-			screen_putchar(' ');
-			screen_putchar(' ');
-			screen_putchar(' ');
+			if (cursor.x<((W-1)-(W-1)%4)) {
+				c->c = ' ';
+				do {
+					screen_putchar(' ');
+				} while(cursor.x%4!=0);
+			}
 			goto done;
 
 		default:
diff --git a/user/screen.h b/user/screen.h
index d8a02ad..785eea0 100644
--- a/user/screen.h
+++ b/user/screen.h
@@ -24,7 +24,7 @@
  * 8 black, 9 red, 10 green, 11 yellow
  * 12 blue, 13 mag, 14 cyan, 15 white
  *
- * Coordinates are 0-based, left-top is the origin.
+ * ints are 0-based, left-top is the origin.
  * X grows to the right, Y to the bottom.
  *
  * +---->
@@ -53,7 +53,6 @@ typedef enum {
 } ClearMode;
 
 typedef uint8_t Color;
-typedef int Coordinate;
 
 httpd_cgi_state ICACHE_FLASH_ATTR
 screenSerializeToBuffer(char *buffer, size_t buf_len, void **data);
@@ -62,7 +61,10 @@ screenSerializeToBuffer(char *buffer, size_t buf_len, void **data);
 void screen_init(void);
 
 /** Change the screen size */
-void screen_resize(Coordinate rows, Coordinate cols);
+void screen_resize(int rows, int cols);
+
+/** Check if coord is valid */
+bool screen_isCoordValid(int y, int x);
 
 // --- Clearing ---
 
@@ -84,16 +86,19 @@ void screen_scroll_down(unsigned int lines);
 // --- Cursor control ---
 
 /** Set cursor position */
-void screen_cursor_set(Coordinate x, Coordinate y);
+void screen_cursor_set(int y, int x);
+
+/** Read cursor pos to given vars */
+void screen_cursor_get(int *y, int *x);
 
 /** Set cursor X position */
-void screen_cursor_set_x(Coordinate x);
+void screen_cursor_set_x(int x);
 
 /** Set cursor Y position */
-void screen_cursor_set_y(Coordinate y);
+void screen_cursor_set_y(int y);
 
 /** Relative cursor move */
-void screen_cursor_move(int dx, int dy);
+void screen_cursor_move(int dy, int dx);
 
 /** Save the cursor pos */
 void screen_cursor_save(void);
diff --git a/user/user_main.c b/user/user_main.c
index 0f33295..1be9dbd 100644
--- a/user/user_main.c
+++ b/user/user_main.c
@@ -23,7 +23,7 @@
 #include "screen.h"
 #include "routes.h"
 
-#define FIRMWARE_VERSION "0.2"
+#define FIRMWARE_VERSION "0.3"
 
 #ifdef ESPFS_POS
 CgiUploadFlashDef uploadParams={
@@ -50,20 +50,29 @@ static ETSTimer prHeapTimer;
 /** Periodically show heap usage */
 static void ICACHE_FLASH_ATTR prHeapTimerCb(void *arg)
 {
-	static uint32_t last = 0;
+	static int last = 0;
+	static int cnt = 0;
+
+	int heap = system_get_free_heap_size();
+	int diff = (heap-last);
 
-	uint32_t heap = system_get_free_heap_size();
-	int32_t diff = (heap-last);
 	const char *cc = "+";
 	if (diff<0) cc = "";
 
 	if (diff == 0) {
-		dbg("Free heap: %d bytes", heap);
+		if (cnt == 5) {
+			// only every 5 secs if no change
+			dbg("Free heap: %d bytes", heap);
+			cnt = 0;
+		}
 	} else {
+		// report change
 		dbg("Free heap: %d bytes (%s%d)", heap, cc, diff);
+		cnt = 0;
 	}
 
 	last = heap;
+	cnt++;
 }
 
 //Main routine. Initialize stdout, the I/O, filesystem and the webserver and we're done.
@@ -100,7 +109,7 @@ void ICACHE_FLASH_ATTR user_init(void)
 	// Heap use timer & blink
 	os_timer_disarm(&prHeapTimer);
 	os_timer_setfn(&prHeapTimer, prHeapTimerCb, NULL);
-	os_timer_arm(&prHeapTimer, 5000, 1);
+	os_timer_arm(&prHeapTimer, 1000, 1);
 
 	// The terminal screen
 	screen_init();