Description
bool 
imap_deletemailbox ( resource imap_stream, string mbox )
 
     imap_deletemailbox() deletes the specified
     mailbox (see imap_open() for the format 
     of mbox names).
    
     Returns TRUE on success or FALSE on failure..
    
     See also imap_createmailbox(), 
     imap_renamemailbox(), and 
     imap_open() for the format of
     mbox.