string filename="JTEALog.txt";

int log (string str)

{

   int handle; 

   handle = FileOpen(filename,FILE_READ|FILE_WRITE|FILE_CSV,"/t");

   FileSeek(handle, 0, SEEK_END);      

   FileWrite(handle," Time " + TimeToStr(CurTime(),TIME_DATE|TIME_SECONDS) + ": " + str);

   FileClose(handle);

   Print(str);

}