mOuter->mContent->SetAttr(kNameSpaceID_None, nsXULAtoms::state, NS_ConvertASCIItoUCS2("dragging"), PR_TRUE);
mOuter->mContent->SetAttr(kNameSpaceID_None, nsXULAtoms::state, NS_LITERAL_STRING("dragging"), PR_TRUE);
nsSplitterFrameInner::MouseMove(nsIDOMEvent* aMouseEvent){    //printf("Mouse move\n");  if (!mPressed)      return NS_OK;    if (mDragging)    return NS_OK;  mOuter->mContent->SetAttr(kNameSpaceID_None, nsXULAtoms::state, NS_ConvertASCIItoUCS2("dragging"), PR_TRUE);  RemoveListener();  mOuter->CaptureMouse(mOuter->mPresContext, PR_TRUE);  mDragging = PR_TRUE;  return NS_OK;}