mDidMouseDown   = PR_FALSE;
nsHTMLInputElement::nsHTMLInputElement(nsIAtom* aTag){  NS_INIT_REFCNT();  mInner.Init(this, aTag);  mType = NS_FORM_INPUT_TEXT; // default value  mForm = nsnull;  mSkipFocusEvent = PR_FALSE;  mDidMouseDown   = PR_FALSE;  //nsTraceRefcnt::Create((nsIFormControl*)this, "nsHTMLFormControlElement", __FILE__, __LINE__);}