#subnav_btn1 a{
background: url(/bookfairs/assets/images/30/guides_nav_btn1.gif) left top no-repeat;
text-decoration: none;
width:234px;
height:27px;
float:left;
}

#subnav_btn1 a:hover{
background-position: 0 -27px;
}

#subnav_btn2 a{
background: url(/bookfairs/assets/images/30/guides_nav_btn2.gif) left top no-repeat;
text-decoration: none;
width:224px;
height:27px;
float:left;
}

#subnav_btn2 a:hover{
background-position: 0 -27px;
}

#subnav_btn3 a{
background: url(/bookfairs/assets/images/30/guides_nav_btn3.gif) left top no-repeat;
text-decoration: none;
width:221px;
height:27px;
float:left;
}

#subnav_btn3 a:hover{
background-position: 0 -27px;
}

#subnav_btn4 a{
background: url(/bookfairs/assets/images/30/guides_nav_btn4.gif) left top no-repeat;
text-decoration: none;
width:233px;
height:27px;
float:left;
}

#subnav_btn4 a:hover{

background-position: 0 -27px;
} 

body#family_index a#family_subnav,
body#family_resources a#family_subnav,
body#family_reading_tips a#family_subnav{
background: url(/bookfairs/assets/images/30/guides_nav_btn1.gif) left top no-repeat;
background-position: 0 -27px;
}

body#librarian_index a#librarian_subnav,
body#librarian_features a#librarian_subnav,
body#librarian_resources a#librarian_subnav,
body#librarian_board a#librarian_subnav{
background: url(/bookfairs/assets/images/30/guides_nav_btn2.gif) left top no-repeat;
background-position: 0 -27px;
}

body#principal_index a#principal_subnav,
body#principal_features a#principal_subnav,
body#principal_resources a#principal_subnav,
body#principal_board a#principal_subnav{
background: url(/bookfairs/assets/images/30/guides_nav_btn3.gif) left top no-repeat;
background-position: 0 -27px;
}

body#teacher_index a#teacher_subnav,
body#teacher_resources a#teacher_subnav,
body#teacher_success a#teacher_subnav,
body#teacher_connections a#teacher_subnav,
body#teacher_connections_grade3 a#teacher_subnav,
body#teacher_connections_grade4 a#teacher_subnav,
body#teacher_connections_grade5 a#teacher_subnav,
body#teacher_connections_grade6 a#teacher_subnav,
body#teacher_connections_grade7 a#teacher_subnav,
body#teacher_connections_grade8 a#teacher_subnav {
background: url(/bookfairs/assets/images/30/guides_nav_btn4.gif) left top no-repeat;
background-position: 0 -27px;
}

#subnav_container{
width:912px;
height:27px;
margin-left:4px;
overflow:hidden;
}