diff --git a/index.html b/index.html
index e431a3d..63d4c20 100644
--- a/index.html
+++ b/index.html
@@ -185,20 +185,20 @@
             });
         });
         
-        // Function to open Windows Explorer with a specific path using our integrated Go server
+        // Function to open Windows Explorer with a specific path
         function openWindowsFolder(path) {
-            // Call our Go server to open the folder in Windows Explorer
-            fetch(`/open?path=${encodeURIComponent(path)}`)
-                .then(response => {
-                    if (!response.ok) {
-                        throw new Error('Failed to open folder');
-                    }
-                    console.log('Folder opened successfully');
-                })
-                .catch(error => {
-                    console.error('Error opening folder:', error);
-                    alert('Could not open folder. Make sure the server is running.');
-                });
+            // Using ActiveX to open Windows Explorer (works in IE)
+            try {
+                const shell = new ActiveXObject("Shell.Application");
+                shell.Explore(path);
+                return;
+            } catch (e) {
+                console.log("ActiveX not supported or disabled");
+            }
+            
+            // Fallback to file:// protocol
+            const encodedPath = path.split('\\').map(part => encodeURIComponent(part)).join('/');
+            window.open('file:///' + encodedPath, '_blank');
         }
     </script>
 </body>
diff --git a/main.go b/main.go
index 934dc7b..89102d1 100644
--- a/main.go
+++ b/main.go
@@ -8,7 +8,6 @@ import (
 	"log"
 	"net/http"
 	"os"
-	"os/exec"
 	"strings"
 	"time"
 
@@ -51,15 +50,12 @@ func main() {
 		http.ServeFile(w, r, "evidence-aut.html")
 	}))
 
-	// Add folder opener endpoint
-	http.HandleFunc("/open", enableCORS(openFolderHandler))
-
 	port := os.Getenv("PORT")
 	if port == "" {
 		port = "8080"
 	}
 
-	log.Printf("Server běží na portu %s (včetně otevírání složek Windows)", port)
+	log.Printf("Server běží na portu %s", port)
 	err := http.ListenAndServe(":"+port, nil)
 	if err != nil {
 		log.Fatalf("Chyba při spuštění serveru: %v", err)
@@ -160,41 +156,6 @@ func handleSubmit(w http.ResponseWriter, r *http.Request) {
 	w.Write([]byte(`{"message":"Záznam byl úspěšně uložen a email odeslán"}`))
 }
 
-// Handler pro otevírání Windows složek přímo z prohlížeče
-func openFolderHandler(w http.ResponseWriter, r *http.Request) {
-	// Get the folder path from the query parameter
-	folderPath := r.URL.Query().Get("path")
-	if folderPath == "" {
-		http.Error(w, "Missing path parameter", http.StatusBadRequest)
-		return
-	}
-	
-	// Log the request
-	log.Printf("Otevírání složky: %s", folderPath)
-	
-	// Open the folder in Windows Explorer
-	cmd := exec.Command("explorer.exe", folderPath)
-	err := cmd.Start()
-	
-	if err != nil {
-		// If there was an error, try to clean the path and retry
-		cleanPath := strings.ReplaceAll(folderPath, "/", "\\")
-		cmd = exec.Command("explorer.exe", cleanPath)
-		err = cmd.Start()
-		
-		if err != nil {
-			log.Printf("Chyba při otevírání složky: %v", err)
-			http.Error(w, fmt.Sprintf("Error opening folder: %v", err), http.StatusInternalServerError)
-			return
-		}
-	}
-	
-	// Return success response
-	w.Header().Set("Content-Type", "application/json")
-	w.WriteHeader(http.StatusOK)
-	json.NewEncoder(w).Encode(map[string]string{"status": "success", "message": fmt.Sprintf("Opening folder: %s", folderPath)})
-}
-
 func sendEmail(entry TripEntry, parsedDateStart, parsedDateEnd time.Time, czechMonths []string) error {
 	smtpHost := "mail.pp-kunovice.cz"
 	smtpPort := 465