\input TeX4ht.sty
 \Preamble{html,HTable}
 \EndPreamble
 
 \HTableScript
   [\ifnum \Row=1 C2-\fi]%
   {\ifnum \Row=2 *** \fi}{}
 
 \HTable B{
  My heart is not haughty,
  nor mine eyes lofty:
 \cr
   neither do I exercise
 & myself in great matters,
   or in things too
   high for me.
 }
 \bye