diff --git a/map65.py b/map65.py
index 916358433..7f4fb508f 100644
--- a/map65.py
+++ b/map65.py
@@ -1,4 +1,4 @@
-#---------------------------------------------------------------------- MAP65
+#--------------------------------------------------------------------- MAP65
 # $Date$ $Revision$
 #
 from Tkinter import *
diff --git a/sleep.h b/sleep.h
new file mode 100644
index 000000000..df60bc92a
--- /dev/null
+++ b/sleep.h
@@ -0,0 +1,32 @@
+/*
+ * sleep.h  1.0 02/03/10
+ *
+ * Defines cross-platform sleep, usleep, etc.
+ *
+ * By Wu Yongwei
+ *
+ */
+
+#ifndef _SLEEP_H
+#define _SLEEP_H
+
+#ifdef _WIN32
+# if defined(_NEED_SLEEP_ONLY) && (defined(_MSC_VER) || defined(__MINGW32__))
+#  include <stdlib.h>
+#  define sleep(t) _sleep((t) * 1000)
+# else
+#  include <windows.h>
+#  define sleep(t)  Sleep((t) * 1000)
+# endif
+# ifndef _NEED_SLEEP_ONLY
+#  define msleep(t) Sleep(t)
+#  define usleep(t) Sleep((t) / 1000)
+# endif
+#else
+# include <unistd.h>
+# ifndef _NEED_SLEEP_ONLY
+#  define msleep(t) usleep((t) * 1000)
+# endif
+#endif
+
+#endif /* _SLEEP_H */
diff --git a/timeval.h b/timeval.h
new file mode 100644
index 000000000..100dda5ac
--- /dev/null
+++ b/timeval.h
@@ -0,0 +1,74 @@
+/*
+ * timeval.h    1.0 01/12/19
+ *
+ * Defines gettimeofday, timeval, etc. for Win32
+ *
+ * By Wu Yongwei
+ *
+ */
+
+#ifndef _TIMEVAL_H
+#define _TIMEVAL_H
+
+#ifdef _WIN32
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <time.h>
+
+#ifndef __GNUC__
+#define EPOCHFILETIME (116444736000000000i64)
+#else
+#define EPOCHFILETIME (116444736000000000LL)
+#endif
+
+//struct timeval {
+//    long tv_sec;        /* seconds */
+//    long tv_usec;  /* microseconds */
+//};
+
+struct timezone {
+    int tz_minuteswest; /* minutes W of Greenwich */
+    int tz_dsttime;     /* type of dst correction */
+};
+
+__inline int gettimeofday(struct timeval *tv, struct timezone *tz)
+{
+    FILETIME        ft;
+    LARGE_INTEGER   li;
+    __int64         t;
+    static int      tzflag;
+
+    if (tv)
+    {
+        GetSystemTimeAsFileTime(&ft);
+        li.LowPart  = ft.dwLowDateTime;
+        li.HighPart = ft.dwHighDateTime;
+        t  = li.QuadPart;       /* In 100-nanosecond intervals */
+        t -= EPOCHFILETIME;     /* Offset to the Epoch time */
+        t /= 10;                /* In microseconds */
+        tv->tv_sec  = (long)(t / 1000000);
+        tv->tv_usec = (long)(t % 1000000);
+    }
+
+    if (tz)
+    {
+        if (!tzflag)
+        {
+            _tzset();
+            tzflag++;
+        }
+        tz->tz_minuteswest = _timezone / 60;
+        tz->tz_dsttime = _daylight;
+    }
+
+    return 0;
+}
+
+#else  /* _WIN32 */
+
+#include <sys/time.h>
+
+#endif /* _WIN32 */
+
+#endif /* _TIMEVAL_H */