function roll(name, name2, name3, url) {
  document.write("<a href=\""+url+"\" onMouseOver=\"document."+name+".src='i/"+name+"_f2.gif';document."+name2+".src='i/"+name3+"_f2.gif'\" onMouseOut=\"document."+name+".src='i/"+name+".gif';document."+name2+".src='i/"+name2+".gif'\">");
  document.write("<img src=\"i/"+name+".gif\" border=0 name='"+name+"' align=top>");
  document.write("</a>");
}