div.body_home div.sys_right {
  background-image: url(../images/banner/home_over.gif);
}

div.body_contact div.sys_right {
  background-image: url(../images/banner/home_contact.gif);
}

div.body_thanks div.sys_right {
  background-image: url(../images/banner/home_over.gif);
}

div.body_general div.sys_right {
  background-image: url(../images/banner/gen_over.gif);
}

div.body_academic div.sys_right {
  background-image: url(../images/banner/acad_over.gif);
}

div.body_environmental div.sys_right {
  background-image: url(../images/banner/envi_over.gif);
}

div.body_biomedical div.sys_right {
  background-image: url(../images/banner/bio_over.gif);
}

div.body_academic_case1 div.sys_right {
  background-image: url(../images/banner/acad_case1.gif);
}

div.body_environmental_case1 div.sys_right {
  background-image: url(../images/banner/envi_case1.gif);
}

div.body_environmental_case2 div.sys_right {
  background-image: url(../images/banner/envi_case2.gif);
}

div.body_environmental_case3 div.sys_right {
  background-image: url(../images/banner/envi_case3.gif);
}

div.body_para div.sys_right {
  background-image: url(../images/banner/bio_para.gif);
}

div.body_epi div.sys_right {
  background-image: url(../images/banner/bio_epi.gif);
}

div.body_reaction div.sys_right {
  background-image: url(../images/banner/bio_reaction.gif);
}

div.body_nhpar div.sys_right {
  background-image: url(../images/banner/bio_nhpar.gif);
}

div.body_imim div.sys_right {
  background-image: url(../images/banner/bio_imim.gif);
}

div.body_news div.sys_right {
  background-image: url(../images/banner/news.gif);
}

div.body_private div.sys_right {
  background-image: url(../images/banner/private.gif);
}