datetime ldt_date
ulong l_handle, lu_class
int li_retu
string ls_debug,ls_exe
l_handle = FindWindowA(lu_class,gs_system_name ) // FindWindowA
if l_handle > 0 then
li_retu=MessageBox("提示","应用程序已经运行,不必多次启动!",exclamation!,YesNo!,1)
if li_retu=1 then Halt Close
end if