Index: css/layout.css
===================================================================
--- css/layout.css	(revision 4773)
+++ css/layout.css	(working copy)
@@ -76,6 +76,7 @@
 .both #sidebar-left {
   width: 20%;
   float: left;
+  clear: both;
 }
 .both #main {
   width: 60%;
@@ -83,7 +84,7 @@
 }
 .both #sidebar-right {
   width: 20%;
-  float: right;
+  float: left;
 }
 /* @end */
 
@@ -91,6 +92,7 @@
 .left #sidebar-left {
   width: 25%;
   float: left;
+  clear: both;
 }
 .left #main {
   width: 75%;
@@ -102,10 +104,11 @@
 .right #main {
   width: 75%;
   float: left;
+  clear: both;
 }
 .right #sidebar-right {
   width: 25%;
-  float: right;
+  float: left;
 }
 /* @end */