diff --git a/README.md b/README.md
index 17af8de..d2deb06 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,7 @@ The following links can be helpful for maintaining this code and understanding t
 ##### Transistor
 - https://www.elektronik-kompendium.de/sites/bau/0201291.htm
 - https://components101.com/transistors/s8050-transistor-pinout-equivalent-datasheet
+- https://cdn-reichelt.de/documents/datenblatt/A100/PN2222A-FSC.pdf
 
 ##### IR-Reciever
 - https://www.elecrow.com/download/Infrared%20receiver%20vs1838b.pdf
diff --git a/main/homepage_template.h b/main/homepage_template.h
index 4c56c76..5b59944 100644
--- a/main/homepage_template.h
+++ b/main/homepage_template.h
@@ -1,63 +1,41 @@
 String homepage_template(void){
-return
-"<!DOCTYPE html>"
-"<html>"
-  "<head>"
-    "<meta charset=\"UTF-8\">"
-    "<title>"+String(titel)+"</title>"
-    "<link rel=\"stylesheet\" href=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css\">"
-    "<script src=\"https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js\"></script>"
-    "<script src=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js\"></script>"
-    "<link rel=\"stylesheet\" href=\"https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css\">"
-    "<script src=\"https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/js/all.min.js\"></script>"
-  "</head>"
-  "<body>"
-    "<div class=\"container\">"
-      "<h1>"+String(titel)+"</h1>"
-      "<p>An REST-API Arduino microcontroller, which allows you to interact with hardware and the physical environment.</p>"
-      "<h2>Controller <i class=\"fas fa-cogs\"></i></h2>"
-      "<h3>Remote Plug Controller<i class=\"fas fa-plug\"></i></h3>"
-      "<form method=\"get\" >"
-        "<div class=\"form-group\">"
-          "<label for=\""+ parameter_plug_id +"\">"+ parameter_plug_id +":</label>"
-          "<input type=\"number\" class= \"form-control\" id=\""+ parameter_plug_id +"\" name=\""+ parameter_plug_id +"\">"
+  String homepage = "";
+  homepage = homepage +
+  "<!DOCTYPE html>"
+  "<html>"
+    "<head>"
+      "<meta charset=\"UTF-8\">"
+      "<title>"+String(titel)+"</title>"
+      "<link rel=\"stylesheet\" href=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css\">"
+      "<script src=\"https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js\"></script>"
+      "<script src=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/js/bootstrap.min.js\"></script>"
+      "<link rel=\"stylesheet\" href=\"https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css\">"
+      "<script src=\"https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/js/all.min.js\"></script>"
+    "</head>"
+    "<body>"
+      "<div class=\"container\">"
+        "<h1>"+String(titel)+"</h1>"
+        "<p>An REST-API Arduino microcontroller, which allows you to interact with hardware and the physical environment.</p>"
+        "<h2>Controller <i class=\"fas fa-cogs\"></i></h2>"
+        "<form method=\"get\" >";
+        for(const char* parameter : parameter_list)
+          homepage = homepage +
+          "<div class=\"form-group\">"
+            "<label for=\""+ parameter +"\">"+ parameter +":</label>"
+            "<input type=\"number\" class= \"form-control\" id=\""+ parameter +"\" value=\"" +  server.arg(parameter) +"\" name=\""+ parameter +"\">"
+          "</div>";
+          homepage = homepage +
+          "<input type=\"submit\" class=\"btn btn-secondary\">"
+        "</form>"
+        "<h2>Data <i class=\"fas fa-database\"></i></h2>"
+        "<pre>"
+           + getJson() +
+        "</pre>"
+        "<p>The sensor datas in plane text  can be reached <a href=\"?format=json\">here</a>.</p>"
+        "<hr />"
+        "<p><small>Please check out the <a href=\"https://github.com/kevinveenbirkenbach/physical-interface\">git-repository</a> to get more information about this software.</small></p>"
         "</div>"
-        "<div class=\"form-group\">"
-          "<label class=\"checkbox-inline\" for=\"on\">"
-            "<input type=\"radio\" id=\"on\" name=\""+ parameter_plug_status +"\" value=\"1\">"
-            "<i class=\"fas fa-toggle-on\"></i> on"
-          "</label>"
-          "<label class=\"checkbox-inline\" for=\"off\">"
-            "<input type=\"radio\" id=\"off\" name=\""+ parameter_plug_status +"\" value=\"0\">"
-            "<i class=\"fas fa-toggle-off\"></i> off"
-          "</label>"
-        "</div>"
-        "<input type=\"submit\" class=\"btn btn-secondary\">"
-      "</form>"
-      "<h3>Infared Controller <i class=\"fas fa-plug\"></i></h3>"
-      "<form method=\"get\" >"
-        "<div class=\"form-group\">"
-          "<label for=\""+ parameter_ir_type +"\">"+ parameter_ir_type +":</label>"
-          "<input type=\"number\" class= \"form-control\" id=\""+ parameter_ir_type +"\" name=\""+ parameter_ir_type +"\">"
-        "</div>"
-        "<div class=\"form-group\">"
-          "<label for=\""+ parameter_ir_data +"\">"+ parameter_ir_data +":</label>"
-          "<input type=\"number\" class= \"form-control\" id=\""+ parameter_ir_data +"\" name=\""+ parameter_ir_data +"\">"
-        "</div>"
-        "<div class=\"form-group\">"
-          "<label for=\""+ parameter_ir_bits +"\">"+ parameter_ir_bits +":</label>"
-          "<input type=\"number\" class= \"form-control\" id=\""+ parameter_ir_bits +"\" name=\""+ parameter_ir_bits +"\">"
-        "</div>"
-        "<input type=\"submit\" class=\"btn btn-secondary\">"
-      "</form>"
-      "<h2>Data <i class=\"fas fa-database\"></i></h2>"
-      "<pre>"
-         + getJson() +
-      "</pre>"
-      "<p>The sensor datas in plane text  can be reached <a href=\"?format=json\">here</a>.</p>"
-      "<hr />"
-      "<p><small>Please check out the <a href=\"https://github.com/kevinveenbirkenbach/physical-interface\">git-repository</a> to get more information about this software.</small></p>"
-      "</div>"
-  "<body>"
-"<html>";
+    "<body>"
+  "<html>";
+  return homepage;
 }
diff --git a/main/main.ino b/main/main.ino
index 0fe1b52..eeda5f7 100644
--- a/main/main.ino
+++ b/main/main.ino
@@ -35,6 +35,7 @@ const char* parameter_plug_status="plug_status";
 const char* parameter_ir_type="ir_type";
 const char* parameter_ir_data="ir_data";
 const char* parameter_ir_bits="ir_bits";
+const char* parameter_list[]={parameter_plug_id,parameter_plug_status,parameter_ir_type,parameter_ir_data,parameter_ir_bits};
 
 // Define variables
 decode_results results;
@@ -125,7 +126,7 @@ void setRitterSwitch(int unit, int state)
 }
 
 void setIrColor(decode_type_t type,int data, int bits) {
-  // irsend.send(type, data, bits);
+  irsend.send(type, data, bits);
   Serial.print("The code \"" + String(data) + "\" with \"" + String(bits) + "\" was send in format \"" + getDecodeType(type) + "\".");
 }
 
