/* Shadow background trick */
#site {
  background:repeat-y url(images/shadow_line.png);
}

#siteNavigation {
  margin-left:5px;
}

#siteContent {
  margin-left:0;
}

/* Negative margin layout trick */
#siteNavigation {
  display:block;
  width:162px;
  margin-right:-180px;
}

#siteContent {
  margin-left:180px;    
}