--- /dev/null
+div.sideblock div.header div.bt div {
+ background-position: 100% 0;
+ right: -13px;
+}
+div.sideblock div.header div.bt {
+ background-position: 0 0;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+div.sideblock div.bb div {
+ background-position: 100% 100%;
+ right: -13px;
+}
+div.sideblock div.bb {
+ background-position: 0 100%;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+td#middle-column div.bt div {
+ background-position: 100% 0;
+ right: -13px;
+}
+td#middle-column div.bt {
+ background-position: 0 0;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+td#middle-column div.bb div {
+ background-position: 100% 100%;
+ right: -13px;
+}
+td#middle-column div.bb {
+ background-position: 0 100%;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+div#footer div.bt div {
+ background-position: 100% 0;
+ right: -13px;
+}
+div#footer div.bt {
+ background-position: 0 0;
+ left: -13px;
+ margin: 0 13px 0 0;
+ text-align: right;
+}
+div#footer div.bb div {
+ background-position: 100% 100%;
+ right: -13px;
+}
+div#footer div.bb {
+ background-position: 0 100%;
+ left: -13px;
+ margin: 0 13px 0 0;
+ text-align: right;
+}
+div#header div.bt div {
+ background-position: 100% 0;
+ right: -13px;
+}
+div#header div.bt {
+ background-position: 0 0;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+div#header div.bb div {
+ background-position: 100% 100%;
+ right: -13px;
+}
+div#header div.bb {
+ background-position: 0 100%;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+div#header-home div.bt div {
+ background-position: 100% 0;
+ right: -13px;
+}
+div#header-home div.bt {
+ background-position: 0 0;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+div#header-home div.bb div {
+ background-position: 100% 100%;
+ right: -13px;
+}
+div#header-home div.bb {
+ background-position: 0 100%;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+body.nocoursepage div#content div.bt div {
+ background-position: 100% 0;
+ right: -13px;
+}
+body.nocoursepage div#content div.bt {
+ background-position: 0 0;
+ left: -13px;
+ margin: 0 13px 0 0;
+}
+body.nocoursepage div#content div.bb div {
+ background-position: 100% 100%;
+ right: -13px;
+}
+body.nocoursepage div#content div.bb {
+ background-position: 0 100%;
+ left: -13px;
+ margin: 0 13px 0 0;
+}