htmlHeader :: Text
htmlHeader =
  T.concat [ "<html>\n"
           , " <head>\n"
           , "  <meta charset='utf-8'>\n"
           , " </head>\n"
           , " <body>\n"
           , "  <script type='text/javascript'>\n"
           ]
htmlHeader :: Text
htmlHeader =
  T.concat [ "<html>\n"
           , " <head>\n"
           , "  <meta charset='utf-8'>\n"
           , " </head>\n"
           , " <body>\n"
           , "  <script type='text/javascript'>\n"
           ]
htmlHeader =
  T.concat [ "<html>\n"
           , " <head>\n"
           , "  <meta charset='utf-8'>\n"
           , " </head>\n"
           , " <body>\n"
           , "  <script type='text/javascript'>\n"
           ]