为啥找不到窗口呢，我觉得没错误啊，

为啥这个查找窗口的程序，找不到指定的窗口呢
明明关键字的网页窗口就在桌面上
哪位给指点一下把
谢谢大家了

#include <stdio.h>
#include <windows.h>
int main(int argc, char *argv[])
{
HWND hw;
do{
hw=FindWindow(NULL,"找不到服务器");

}
while(hw == NULL );
if(hw==NULL)
{
MessageBox(NULL,"好啊","啊",0);

}

return 0;
}

----------------解决方案--------------------------------------------------------
IE窗口比较特殊，你这样是找不到的，看看这个
　　////////////////////////////////////////////////////////////////
　　// MSDN Magazine -- August 2003
　　// If this code works, it was written by Paul DiLascia.
　　// If not, I don't know who wrote it.
　　// Compiles with Visual Studio .NET on Windows XP. Tab size=3.
　　//
　　// ---
　　// This class encapsulates the process of finding a window with a given class name
　　// as a descendant of a given window. To use it, instantiate like so:
　　//
　　// CFindWnd fw(hwndParent,classname);
　　//
　　// fw.m_hWnd will be the HWND of the desired window, if found.
　　//
　　class CFindWnd {
　　private:
　　//////////////////
　　// This private function is used with EnumChildWindows to find the child
　　// with a given class name. Returns FALSE if found (to stop enumerating).
　　//
　　static BOOL CALLBACK FindChildClassHwnd(HWND hwndParent, LPARAM lParam) {
　　CFindWnd *pfw = (CFindWnd*)lParam;
　　HWND hwnd = FindWindowEx(hwndParent, NULL, pfw->m_classname, NULL);
　　if (hwnd) {
　　pfw->m_hWnd = hwnd; // found: save it
　　return FALSE; // stop enumerating
　　}
　　EnumChildWindows(hwndParent, FindChildClassHwnd, lParam); // recurse
　　return TRUE; // keep looking
　　}
　　public:
　　LPCSTR m_classname; // class name to look for
　　HWND m_hWnd; // HWND if found
　　// ctor does the work--just instantiate and go
　　CFindWnd(HWND hwndParent, LPCSTR classname)
　　: m_hWnd(NULL), m_classname(classname)
　　{
　　FindChildClassHwnd(hwndParent, (LPARAM)this);
　　}
　　};

----------------解决方案--------------------------------------------------------
原来要用FindWindowEx呀，
太感谢了，这么多月，你帮了我很多
真心的感谢
----------------解决方案--------------------------------------------------------