diff --git a/index.html.gz b/index.html.gz
index ea6541e8..f17eb016 100644
Binary files a/index.html.gz and b/index.html.gz differ
diff --git a/www/js/app.js b/www/js/app.js
index c647b7f3..c1d7f13e 100644
--- a/www/js/app.js
+++ b/www/js/app.js
@@ -229,12 +229,16 @@ function update_UI_firmware_target() {
         document.getElementById('configtablink').style.display = 'block';
         document.getElementById('auto_check_control').style.display = 'block';
         document.getElementById('motor_off_control').style.display = 'block';
+        document.getElementById('progress_btn').style.display = 'block';
+        document.getElementById('abort_btn').style.display = 'block';
         }
     else if (target_firmware == "repetier4davinci" ) {
         fwName = "Repetier for Davinci";
         document.getElementById('configtablink').style.display = 'block';
         document.getElementById('auto_check_control').style.display = 'block';
         document.getElementById('motor_off_control').style.display = 'block';
+        document.getElementById('progress_btn').style.display = 'block';
+        document.getElementById('abort_btn').style.display = 'block';
         }
     else if (target_firmware == "smoothieware" ) {
         fwName = "Smoothieware";
@@ -242,11 +246,15 @@ function update_UI_firmware_target() {
         document.getElementById('config_smoothie_nav').style.display = 'block';
         document.getElementById('auto_check_control').style.display = 'block';
         document.getElementById('motor_off_control').style.display = 'block';
+        document.getElementById('progress_btn').style.display = 'block';
+        document.getElementById('abort_btn').style.display = 'block';
         }
     else if (target_firmware == "grbl-embedded" ) {
         fwName = "GRBL ESP32";
         document.getElementById('configtablink').style.display = 'block';
         document.getElementById('auto_check_control').style.display = 'none';
+        document.getElementById('progress_btn').style.display = 'none';
+        document.getElementById('abort_btn').style.display = 'none';
         document.getElementById('motor_off_control').style.display = 'none';
         document.getElementById('tab_title_configuration').innerHTML= "<span translate>GRBL configuration</span>";
         document.getElementById('tab_printer_configuration').innerHTML= "<span translate>GRBL</span>";
@@ -257,18 +265,24 @@ function update_UI_firmware_target() {
         document.getElementById('configtablink').style.display = 'block';
         document.getElementById('auto_check_control').style.display = 'block';
         document.getElementById('motor_off_control').style.display = 'block';
+        document.getElementById('progress_btn').style.display = 'block';
+        document.getElementById('abort_btn').style.display = 'block';
         }
     else if (target_firmware == "marlin" ) {
         fwName = "Marlin";
         document.getElementById('configtablink').style.display = 'block';
         document.getElementById('auto_check_control').style.display = 'block';
         document.getElementById('motor_off_control').style.display = 'block';
+        document.getElementById('progress_btn').style.display = 'block';
+        document.getElementById('abort_btn').style.display = 'block';
         }
     else if (target_firmware == "marlinkimbra" ) {
         fwName = "Marlin Kimbra";
         document.getElementById('configtablink').style.display = 'block';
         document.getElementById('auto_check_control').style.display = 'block';
         document.getElementById('motor_off_control').style.display = 'block';
+        document.getElementById('progress_btn').style.display = 'block';
+        document.getElementById('abort_btn').style.display = 'block';
         }
     else if (target_firmware == "grbl" ) {
         fwName = "Grbl";
@@ -278,6 +292,8 @@ function update_UI_firmware_target() {
         document.getElementById('files_input_file').accept = " .g, .gco, .gcode, .txt, .ncc, .G, .GCO, .GCODE, .TXT, .NC";
         document.getElementById('auto_check_control').style.display = 'none';
         document.getElementById('motor_off_control').style.display = 'none';
+        document.getElementById('progress_btn').style.display = 'none';
+        document.getElementById('abort_btn').style.display = 'none';
         }
     else {
             fwName = "Unknown";
diff --git a/www/js/controls.js b/www/js/controls.js
index 9d9898e6..2fc111e1 100644
--- a/www/js/controls.js
+++ b/www/js/controls.js
@@ -103,14 +103,10 @@ else {
 
 function get_Position(){
     var command = "M114";
-    if ((target_firmware == "grbl") || (target_firmware == "grbl-embedded"))  command = "?";
-    //removeIf(production)
-    var response = "ok C: X:0.0000 Y:0.0000 Z:0.0000 E:0.0000 ";
-    if (target_firmware == "grbl")  response = "<Idle|MPos:10.000,0.000,0.000|FS:0,0|Ov:71,100,147>";
-    process_Position(response);
-    return;
-    //endRemoveIf(production)
-    SendPrinterCommand(command, false, process_Position,null, 114, 1);
+    if ((target_firmware == "grbl") || (target_firmware == "grbl-embedded"))  {
+        command = "?";
+        SendPrinterCommand(command, false, null,null, 114, 1);
+    } else  SendPrinterCommand(command, false, process_Position,null, 114, 1);
 }
 
  function Control_get_position_value(label, result_data) {
@@ -128,14 +124,7 @@ function get_Position(){
 
 function process_Position(response){
      if ((target_firmware == "grbl") || (target_firmware == "grbl-embedded")){
-         var tab1 = response.split("WPos:");
-         if (tab1.length >1) {
-            var tab2 = tab1[1].split("|");
-            var tab3 = tab2[0].split(",");
-            document.getElementById('control_x_position').innerHTML = tab3[0];
-            if (tab3.length > 1) document.getElementById('control_y_position').innerHTML = tab3[1];
-            if (tab3.length > 2) document.getElementById('control_z_position').innerHTML = tab3[2];
-            } 
+        process_grbl_position(response);
      } else {
         document.getElementById('control_x_position').innerHTML = Control_get_position_value("X:", response);
         document.getElementById('control_y_position').innerHTML = Control_get_position_value("Y:", response);
diff --git a/www/js/grbl.js b/www/js/grbl.js
index 777b52fa..ca3713c1 100644
--- a/www/js/grbl.js
+++ b/www/js/grbl.js
@@ -88,6 +88,10 @@ function process_grbl_SD(response){
     }
 }
 
+function SendRealtimeCmd(cmd){
+    SendPrinterCommand(cmd, false, null,null, cmd.charCodeAt(0), 1);
+}
+
 function process_status(response){
      process_grbl_position(response);
      process_grbl_status(response);
diff --git a/www/js/printercmd.js b/www/js/printercmd.js
index 4f8dc515..fbec73a1 100644
--- a/www/js/printercmd.js
+++ b/www/js/printercmd.js
@@ -39,6 +39,7 @@ function SendPrinterSilentCommandSuccess(response){
 
 
 function SendPrinterCommandSuccess(response){
+    if ((target_firmware == "grbl") || (target_firmware == "grbl-embedded")) return;
     if (response[response.length-1] != '\n')Monitor_output_Update(response + "\n");
     else Monitor_output_Update(response);
 }
diff --git a/www/sub/files.html b/www/sub/files.html
index be040419..1c88cf71 100644
--- a/www/sub/files.html
+++ b/www/sub/files.html
@@ -49,7 +49,7 @@
                     <button class="btn btn-xs btn-primary hide_it" id="files_refresh_primary_sd_btn"  onclick="files_refreshFiles(primary_sd)" >SD 1</button>
                     <button class="btn btn-xs btn-primary hide_it" id="files_refresh_secondary_sd_btn"  onclick="files_refreshFiles(secondary_sd)" >SD 2</button>
                     <button id="progress_btn" class="btn btn-xs btn-primary" onclick="files_progress()" translate>Progress</button>
-                    <button class="btn btn-xs btn-primary" onclick="files_abort()" translate>Abort</button>
+                    <button id="abort_btn" class="btn btn-xs btn-primary" onclick="files_abort()" translate>Abort</button>
                     <button class="btn btn-xs btn-primary" onclick="files_select_upload()"  translate>Upload</button>
                     <input type="file" id="files_input_file" onchange="files_check_if_upload()" accept=" .g, .gco, .gcode, .G, .GCO, .GCODE" style="display:none" />
                 </div>
diff --git a/www/sub/grblpanel.html b/www/sub/grblpanel.html
index 82557d03..f4de2ac4 100644
--- a/www/sub/grblpanel.html
+++ b/www/sub/grblpanel.html
@@ -25,5 +25,8 @@
     <div id="control-body" class="panel-body panel-flex-main">
        <div id='grbl_status'></div>
        <div id='grbl_SD_status'></div>
+       <button onclick='SendRealtimeCmd("!");'>Pause</button>
+       <button onclick='SendRealtimeCmd("~");'>resume</button>
+       <button onclick='SendRealtimeCmd(String.fromCharCode(0x18));'>Stop</button>
     </div>
 </div>