#mblogo
{
  background-image: url('images/logo.png');
  background-repeat: no-repeat;
}
#menu_side
{
  background-image: url('images/menu_side.png');
  background-repeat: no-repeat;
}
#google_button a:link,
#google_button a:active, 
#google_button a:visited,
#google_button a:visited:active
{
  background-image: url('images/google_off.png');
  background-repeat: no-repeat;
}
#google_button a:hover,
#google_button a:visited:hover
{
  background-image: url('images/google_on.png');
}
#office_button a:link,
#office_button a:active, 
#office_button a:visited,
#office_button a:visited:active
{
  background-image: url('images/office_off.png');
  background-repeat: no-repeat;
}
#office_button a:hover,
#office_button a:visited:hover
{
  background-image: url('images/office_on.png');
}
#photos_button a:link,
#photos_button a:active, 
#photos_button a:visited,
#photos_button a:visited:active
{
  background-image: url('images/photos_off.png');
  background-repeat: no-repeat;
}
#photos_button a:hover,
#photos_button a:visited:hover
{
  background-image: url('images/photos_on.png');
}
#web_design_button a:link,
#web_design_button a:active, 
#web_design_button a:visited,
#web_design_button a:visited:active
{
  background-image: url('images/web_design_off.png');
  background-repeat: no-repeat;
}
#web_design_button a:hover,
#web_design_button a:visited:hover
{
  background-image: url('images/web_design_on.png');
}
#links_button a:link,
#links_button a:active, 
#links_button a:visited,
#links_button a:visited:active
{
  background-image: url('images/links_off.png');
  background-repeat: no-repeat;
}
#links_button a:hover,
#links_button a:visited:hover
{
  background-image: url('images/links_on.png');
}
#email_button a:link,
#email_button a:active, 
#email_button a:visited,
#email_button a:visited:active
{
  background-image: url('images/email_off.png');
  background-repeat: no-repeat;
}
#email_button a:hover,
#email_button a:visited:hover
{
  background-image: url('images/email_on.png');
}
.sub_menu_top_button a:link,
.sub_menu_top_button a:active, 
.sub_menu_top_button a:visited,
.sub_menu_top_button a:visited:active
{
  background-image: url('images/sub_menu_top_off.png');
  background-repeat: no-repeat;
}
.sub_menu_top_button a:hover,
.sub_menu_top_button a:visited:hover
{
  background-image: url('images/sub_menu_top_on.png');
}
.sub_menu_button a:link,
.sub_menu_button a:active, 
.sub_menu_button a:visited,
.sub_menu_button a:visited:active
{
  background-image: url('images/sub_menu_button_off.png');
  background-repeat: no-repeat;
}
.sub_menu_button a:hover,
.sub_menu_button a:visited:hover
{
  background-image: url('images/sub_menu_button_on.png');
}
.sub_menu_bottom_button a:link,
.sub_menu_bottom_button a:active, 
.sub_menu_bottom_button a:visited,
.sub_menu_bottom_button a:visited:active
{
  background-image: url('images/sub_menu_bottom_off.png');
  background-repeat: no-repeat;
}
.sub_menu_bottom_button a:hover,
.sub_menu_bottom_button a:visited:hover
{
  background-image: url('images/sub_menu_bottom_on.png');
}
.sub_menu_group_top a:link,
.sub_menu_group_top a:active, 
.sub_menu_group_top a:visited,
.sub_menu_group_top a:visited:active
{
  background-image: url('images/sub_menu_group_top_off.png');
  background-repeat: no-repeat;
}
.sub_menu_group_top a:hover,
.sub_menu_group_top a:visited:hover
{
  background-image: url('images/sub_menu_group_top_on.png');
}
.sub_menu_group_button a:link,
.sub_menu_group_button a:active, 
.sub_menu_group_button a:visited,
.sub_menu_group_button a:visited:active
{
  background-image: url('images/sub_menu_group_button_off.png');
  background-repeat: no-repeat;
}
.sub_menu_group_button a:hover,
.sub_menu_group_button a:visited:hover
{
  background-image: url('images/sub_menu_group_button_on.png');
}
.sub_menu_group_bottom a:link,
.sub_menu_group_bottom a:active, 
.sub_menu_group_bottom a:visited,
.sub_menu_group_bottom a:visited:active
{
  background-image: url('images/sub_menu_group_bottom_off.png');
  background-repeat: no-repeat;
}
.sub_menu_group_bottom a:hover,
.sub_menu_group_bottom a:visited:hover
{
  background-image: url('images/sub_menu_group_bottom_on.png');
}
#copyright a:link,
#copyright a:active, 
#copyright a:visited,
#copyright a:visited:active
{
  background-image: url('images/copyright_off.png');
  background-repeat: no-repeat;
}
#copyright a:hover,
#copyright a:visited:hover
{
  background-image: url('images/copyright_on.png');
  background-repeat: no-repeat;
}
#xhtml a:link,
#xhtml a:active, 
#xhtml a:visited,
#xhtml a:visited:active
{
  background-image: url('images/xhtml_off.png');
  background-repeat: no-repeat;
}
#xhtml a:hover,
#xhtml a:visited:hover
{
  background-image: url('images/xhtml_on.png');
  background-repeat: no-repeat;
}
#css a:link,
#css a:active, 
#css a:visited,
#css a:visited:active
{
  background-image: url('images/css_off.png');
  background-repeat: no-repeat;
}
#css a:hover,
#css a:visited:hover
{
  background-image: url('images/css_on.png');
  background-repeat: no-repeat;
}