Windows API函数,希望大伙有用哦

				VERSION 5.00
				Begin VB.Form Form1 
				   Caption         =   "Form1"
				   ClientHeight    =   3195
				   ClientLeft      =   60
				   ClientTop       =   345
				   ClientWidth     =   4680
				   LinkTopic       =   "Form1"
				   ScaleHeight     =   3195
				   ScaleWidth      =   4680
				   StartUpPosition =   3  '窗口缺省
				End
				Attribute VB_Name = "Form1"
				Attribute VB_GlobalNameSpace = False
				Attribute VB_Creatable = False
				Attribute VB_PredeclaredId = True
				Attribute VB_Exposed = False
				Option Explicit
				Private Declare Function HtmlHelp Lib "hhctrl.ocx" Alias "HtmlHelpA" (ByVal hwndCaller As Long, ByVal pszFile As String, ByVal nCommand As Long, ByVal dwData As Long) As Long
				Private Const HH_DISPLAY_TOPIC = &H0
				Private Sub Form_Load()
				  HtmlHelp hWnd, App.Path + "\系统帮助.chm", HH_DISPLAY_TOPIC, 0
				End Sub