sleep延时不够好。。而且假死、。。为什么不试试vb的这个
Private Declare Function timeGetTime Lib "winmm.dll" () As Long '该声明得到系统开机到现在的时间(单位：毫秒)
Public Function Sleep2(T As Long)
Dim Savetime As Long
Savetime = timeGetTime '记下开始时的时间
While timeGetTime < Savetime + T '循环等待
DoEvents '转让控制权
Wend
End Function
