void make_class_html(const char* ClassName, 
		     const char* html_dir = "~/www/Stntuple/html") 
{
  if (! gHtml) {
    THtml html;
    html.SetSourceDir("Stntuple/data:include/Stntuple/data:Stntuple/obj:include/Stntuple/obj:Stntuple/mod:include/Stntuple/mod:Stntuple/alg:include/Stntuple/alg:~cdfsoft/dist/releases/development/include");
    html.SetOutputDir(html_dir);
  }


  char cmd[200];

    sprintf(cmd,"rm -f %s/%s.hh %s/%s.h",html_dir,ClassName,html_dir,ClassName);
    gSystem->Exec(cmd);
    sprintf(cmd,"rm -f %s/%s.html",html_dir,ClassName);
    gSystem->Exec(cmd);
    sprintf(cmd,"rm -f %s/%s.ps",html_dir,ClassName);
    gSystem->Exec(cmd);
    sprintf(cmd,"rm -f %s/src/%s.cxx.html",html_dir,ClassName);
    gSystem->Exec(cmd);

    html.MakeClass(ClassName);
}