;ò ÖMâ>c@s>dZdkZdkZdkZdeifd„ƒYZdS(s#Enhancement to built-in Tk Listbox.Ns MyListboxcBshtZdZehd„Zd„Zed„Zed„Zd„Zd„Z ed„Z ed„Z RS( s‡Ughh.. The standard Tk Listbox is essentially useless in its current form. This is an attempt to add at least some functionality.cKsþhdd<}|i|ƒ|idƒ|_|itj o |d=n|i|ƒti i |||ƒ|itj ol|i ƒ}|i |d|df|dƒ|id|iƒ|id|iƒ|id|iƒng|_f|_dS( Nsexportselectioniscommandiis