procedure SendPOSTData(const szHost, szPath, szData: PChar);
var
szHeaders: PChar;
hOpenHandle,
hConnectHandle,
hResourceHandle: Pointer;
begin

hOpenHandle := InternetOpen(nil, 0, nil, nil, 0);
if hOpenHandle <> nil then
begin
hConnectHandle := InternetConnect(hOpenHandle, szHost,80,nil,nil,3,0,0);
if hConnectHandle <> nil then
begin
hResourceHandle := HttpOpenRequest(hConnectHandle,'POST',szPath,nil,n il,nil,INTERNET_FLAG_KEEP_CONNECTION,0);
if hResourceHandle <> nil then
begin
HttpSendRequest(hResourceHandle,'Content-Type: application/x-www-form-urlencoded',47,szData,lstrlen(szData));
end;
InternetCloseHandle(hResourceHandle);
end;
InternetCloseHandle(hConnectHandle);
end;
InternetCloseHandle(hOpenHandle);
end;