IHTMlTableCell的错误

Question

IDispatch* pRowDisp; 
HRESULT hr = rowcollection->item(rowIndex, rowvar2, &pRowDisp );
if ( hr == S_OK )
{
 IHTMLTableRow * row;
 hr = pRowDisp->QueryInterface(IID_IHTMLTableRow,(void **)&row);
 if ( hr == S_OK )
 {
IHTMLElementCollection * cellcollection;
hr = row->get_cells(&cellcollection);
LONG cellcount;
cellcollection->get_length(&cellcount);
for(int celli = 0; celli < cellcount; celli++)
{
VARIANT cellIndex;
cellIndex.vt = VT_UINT;
cellIndex.lVal = celli;
VARIANT cellvar2;
VariantInit( &cellvar2 ); IDispatch* pCellDisp; 
HRESULT hr = cellcollection->item(cellIndex, cellvar2, &pCellDisp );
if ( hr == S_OK )
{
ASSERT(pCellDisp);
 IHTMLTableCell * cell;
 hr = pCellDisp->QueryInterface(IID_IHTMLTableCell,(void **)&cell);
 if ( hr == S_OK )
 {
 IHTMLElement * elename;
 hr = cell->QueryInterface(IID_IHTMLElement,(void**)&elename);
 if (hr == S_OK)
 {
 BSTR name;
 elename->get_outerText(&name);
 CString tmpname(name);
 if (tmpname.Find("Zip Code:")!=-1)
//  _asm int 3;
 if (tmpname.GetLength()<512)
 TRACE(tmpname);
//  else
//  _asm int 3;  }
 cell->Release();
 }
pCellDisp->Release(); }
}
 }
}
pRowDisp->Release();