- print "\n<style> .no {visibility:hidden} </style>" unless $showkeys;
- print "\n<style> .no, .alias {opacity:.5} </style>"
+ print "\n".'<style type="text/css"> .no {visibility:hidden} </style>' unless $showkeys;
+ print "\n".'<style type="text/css"> .no, .alias {opacity:.5} </style>'