diff --git a/background.js b/background.js
index d1e61a2bcea0da1ff558c1a7e3a5cc712f4d2859..b424d12ed4dce7f86793caa780c043f50d4e0482 100644
--- a/background.js
+++ b/background.js
@@ -4,7 +4,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. 
  *
  * @author didierfred@gmail.com
- * @version 0.2
+ * @version 0.3
  */
 
 
@@ -49,7 +49,7 @@ else
 		{
 				console.log("Load default config");
 				var headers = [];
-				headers.push({action:"add",header_name:"test_header_name",header_value:"test_header_value",comment:"test",apply_on:"req",status:"on"});
+				headers.push({action:"add",header_name:"test-header-name",header_value:"test-header-value",comment:"test",apply_on:"req",status:"on"});
 				config = {format_version:"1.1",target_page:"https://httpbin.org/*",headers:headers};
 				// save configuration 
 				localStorage.setItem("config",JSON.stringify(config));
diff --git a/manifest.json b/manifest.json
index 000b24f039e9e5e3ce80787919bad341ec8bf67c..535c03cfaae45f68851028387e2d823b1f647db4 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,7 +3,7 @@
   "description": "Simple Modify headers ",
   "manifest_version": 2,
   "name": "simple-modify-headers",
-  "version": "1.3",
+  "version": "1.4",
   "homepage_url": "https://github.com/didierfred/SimpleModifyHeaders",
   "icons": {
     "48": "icons/modify-48.png"
diff --git a/popup/config.js b/popup/config.js
index 35edc4c83902719d3ff676caebfaa35ae24c9f3e..2bf490f4389e588ac14bbfdc82816b9e25774c3c 100644
--- a/popup/config.js
+++ b/popup/config.js
@@ -5,7 +5,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. 
  *
  * @author didierfred@gmail.com
- * @version 0.2
+ * @version 0.3
  */
 
 
@@ -44,8 +44,6 @@ html = html +  "<td> <a href=\"#\" id=\"up_button" + line_number + "\" class=\"b
 html = html +  "<td> <a href=\"#\" id=\"down_button" + line_number + "\" class=\"btn btn-default btn-sm\"> <span class=\"glyphicon glyphicon-arrow-down\"></span></a></td>"; 
 html = html +  "<td> <a href=\"#\" id=\"delete_button" + line_number + "\" class=\"btn btn-primary btn-sm\"> <span class=\"glyphicon glyphicon-trash\"></span> Delete </a></td>"; 
 
-console.log("html="+ html);
-
 var newTR = document.createElement("tr");
 newTR.id="line" + line_number;
 newTR.innerHTML = html;
@@ -265,24 +263,19 @@ function delete_line(line_number_to_delete)
 				}
 			}
 	var Node_to_delete = document.getElementById("line"+(line_number-1));
-    Node_to_delete.parentNode.removeChild(Node_to_delete);
+    	Node_to_delete.parentNode.removeChild(Node_to_delete);
 	line_number--;
 	}
 
 
 /**
-* Move up a configuration line on the UI 
+* Invert two configuration lines on the UI
 **/
-function move_line_up(line_number_to_move)
-	{
-	if (line_number_to_move != 1) invert_line(line_number_to_move-1,line_number)
-
-	}
 
 
 function invert_line(line1, line2)
 	{
-	// if line does not exist
+	// if a line does not exist , do nothing
 	if ((line1==0)||(line2==0)||(line1>=line_number)||(line2>=line_number)) return;
 
 	// Save data for line 1 
@@ -300,6 +293,7 @@ function invert_line(line1, line2)
 	document.getElementById("comment"+line1).value = document.getElementById("comment"+line2).value;
 	document.getElementById("select_status"+line1).value = document.getElementById("select_status"+line2).value;
 	document.getElementById("apply_on"+line1).value = document.getElementById("apply_on"+line2).value;
+
 	// Copy line 1 to line 2 
 	document.getElementById("select_action"+line2).value = select_action1;
 	document.getElementById("header_name"+line2).value = header_name1;
diff --git a/popup/menu.js b/popup/menu.js
index 8af4f76a5ea6dcd46e985df3270c0753953b4fd7..91a5ce573d6a95d295629893c85212e703cd315d 100644
--- a/popup/menu.js
+++ b/popup/menu.js
@@ -5,7 +5,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. 
  *
  * @author didierfred@gmail.com
- * @version 0.1
+ * @version 0.2
  */