调用默认浏览器打开指定网页

uses ShellAPI,Registry;



var

  reg: TRegistry;

  s: String;

begin

  reg := TRegistry.Create;

  reg.RootKey := HKEY_CLASSES_ROOT;

  reg.OpenKey('HTTP\Shell\open\command',False);

  s := reg.ReadString('');//读取注册表的值 如："D:\Program Files\Maxthon3\Bin\Maxthon.exe" "%1"

  s := Copy(s,Pos('"',s)+1,Length(s));//提取路径信息

  s := Copy(s,1,Pos('"',s)-1);

  ShellExecute(application.handle, 'open',PChar(s), PChar('http://www.ccqgn.com'), nil,sw_shownormal);//指定打开网页

end;