Hi all, i am struggeling with a problem creating a input box wich will automatic seperate the input letters with a - after 5 characters. example: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX i all ready have it limited to 29 characters and max of 29 characters. I hope any one can help me with this. The purpose for the script is, an automatic network installation of Windows 8. forum post.au3