Buy some fresh luminous paint and fix 'em that way! http://translate.google.com/translate?hl=en&sl=it&u=http://www.swissforniture.com/catalogo.asp%3Fcat%3D12%26pag%3D40&prev=/search%3Fq%3DBERGEON%2B5680%26hl%3Den%26lr%3D%26ie%3DUTF-8%26oe%3DUTF-8%26sa%3DG It's about $10 plus ship. -bob