function htmlVisible()
{
  if(txthtml().style.display!="none")txthtml().style.display="none";
  else txthtml().style.display="inline";
}
//set txthtml (in)visible
set txthtml (in)visible
set txthtml ( in ) visible
function htmlVisible()
{
  if(txthtml().style.display!="none")txthtml().style.display="none";
  else txthtml().style.display="inline";
}
function htmlVisible ( ) { if ( txthtml ( ) . style . display != "none" ) txthtml ( ) . style . display = "none" ; else txthtml ( ) . style . display = "inline" ; }
set txthtml (in)visible
set txthtml ( in ) visible