diff -Nraupb nmap/nmap.cc nmap-fixed/nmap.cc
--- nmap/nmap.cc	2008-04-09 02:28:40.000000000 +0200
+++ nmap-fixed/nmap.cc	2008-04-11 01:12:16.000000000 +0200
@@ -1197,6 +1197,7 @@ int nmap_main(int argc, char *argv[]) {
 #ifdef WIN32
     win_init();
 #endif
+  strncpy(o.nmappath, argv[0], sizeof(o.nmappath)-1);
 
   tty_init(); // Put the keyboard in raw mode
 
diff -Nraupb nmap/NmapOps.h nmap-fixed/NmapOps.h
--- nmap/NmapOps.h	2008-04-09 02:28:40.000000000 +0200
+++ nmap-fixed/NmapOps.h	2008-04-11 01:12:16.000000000 +0200
@@ -309,6 +309,7 @@ class NmapOps {
   FILE *nmap_stdout; /* Nmap standard output */
   int ttl; // Time to live
   int badsum;
+  char nmappath[512]; /* path to nmap. currently copy of argv[0] */
   char *datadir;
   /* A map from abstract data file names like "nmap-services" and "nmap-os-db"
      to paths which have been requested by the user. nmap_fetchfile will return
diff -Nraupb nmap/tcpip.cc nmap-fixed/tcpip.cc
--- nmap/tcpip.cc	2008-04-09 02:28:40.000000000 +0200
+++ nmap-fixed/tcpip.cc	2008-04-11 01:12:16.000000000 +0200
@@ -101,6 +101,9 @@
 /* $Id: tcpip.cc 6858 2008-02-28 18:52:06Z fyodor $ */
 #ifdef WIN32
 #include "nmap_winconfig.h"
+#include "winfix.h"
+#include <windows.h>
+#include <shellapi.h>
 #endif
 #include "portreasons.h"
 #include <dnet.h>
@@ -1066,6 +1069,26 @@ eth_t *eth_open_cached(const char *devic
   }
 
   etht_cache_device = eth_open(device);
+
+  #ifdef WIN32
+  /* 
+   The driver needs to be loaded in admin.
+   Load winpcap driver :) Say hello tu wonderful UAC 
+   ShellExecute Function:  http://msdn2.microsoft.com/en-us/library/bb762153(VS.85).aspx */
+  if (!etht_cache_device) {
+	  /* if (o.debugging) */ 
+	    error("WARNING:  Could not open network device %s. Trying to load WinPcap driver with Administrator privileges.", device);
+	  char params[512];
+	  snprintf(params, sizeof(params), "-sS -p 80 -P0 -n -e %s 127.0.0.1", device);
+	  ShellExecute(NULL, "runas", o.nmappath, params, 0,  SW_SHOWNORMAL /* SW_HIDE | SW_MINIMIZE */ );
+	  /* wait for the driver to be loaded*/
+	  sleep(2);
+	  /* try again */
+	  etht_cache_device = eth_open(device);
+	  if(etht_cache_device /* && o.debugging */)
+	    error("WARNING:  WinPcap driver loaded with success.");
+  }
+  #endif
   if (etht_cache_device)
     Strncpy(etht_cache_device_name, device, sizeof(etht_cache_device_name));