Ms-Excel Default e-mail program

sir!
i have windwos 2000 profesional and office xp.
in the Ms-excel where i open any file to send e-mail via using Ms-excel(File–>send to—>mail recipient) it’s go to windows outlook express but my default e-mail program is Microsof Outlook(it’s set as default).i want that file directly attatch in Microsoft Outlook not open in Outlook Express.plz solve this problem with your great Experience.Thank You