From: Mas Bejo Date: 2012-12-08T12:09:46+09:00 Subject: Re: Need help to select some listbox item in different listbox together i have same problem, i have been try like with code. def pilihAnggota #Get our array of indicies idx = $countries.curselection #Default everything to white [$countries,$kode,$no].each do |obj| obj.size.times do |ix| obj.itemconfigure(ix, :background => "white") end end #Colour all selected indicies to blue idx.each do |ix| [$countries,$kode,$no].each do |obj| obj.selection_set idx end end end but the problem, it just select in last list. can you help me? -- Posted via http://www.ruby-forum.com/.