摘要：
unit uWnDownClass;interfaceuses Windows,Messages,SysUtils,Classes,WinInet;const WM_HTTPCOMM_PROGRESS = WM_USER + 1700; InnerAgent = 'Mozilla/4.0 (compatible; MSIE 6.0; Win32)'; HttpVersion = 'HTTP/1.1'; D_C_T = 'Content-Type:application/x-www-form-urlencoded'; D_C_T_S = Lengt 阅读全文
