do, loop until .visible = true

Question

I want to do visible a range of textboxs. each box is called txtm01, txtm02, txtm03 ..... I want to make a loop that makes visible and invicible some range of boxs. So I tried this code, but the machine got stuck what Im doing wrong? '''''''''''''''''' Do z = 0 + z z1 = "txtm0" & z z2 = z1 & ".Visible = True" Loop Until z = 1 '''''''''''''''''''''''''''''''''''' Here I want to make visible the textboxs= txtm00 and txtm01