diff --git a/trunk/www/theme/default/style.css b/trunk/www/theme/default/style.css
index bf4472d639..69da8499c6 100644
--- a/trunk/www/theme/default/style.css
+++ b/trunk/www/theme/default/style.css
@@ -204,7 +204,7 @@ table.tablesorter thead tr .headerSortDown {background-image: url(./images/table
 
 /* Ò»¼¶²Ëµ¥¡£*/
 #mainmenu ul {background-color:#D6E7FF;}
-#mainmenu li {padding:0 15px 0 15px;border-right:4px solid #73A2EF}
+#mainmenu li {padding:0 10px 0 10px;border-right:3px solid #73A2EF}
 #mainmenu a  {color:black;}
 #mainmenu .active   {color:#FFF; background-color:#00008B;}
 #mainmenu .active a {color:white}
diff --git a/trunk/www/theme/ie.6.css b/trunk/www/theme/ie.6.css
index f78fb00f92..8d76f45ac6 100644
--- a/trunk/www/theme/ie.6.css
+++ b/trunk/www/theme/ie.6.css
@@ -2,3 +2,4 @@ html{overflow:hidden;}
 body{height:100%; overflow:auto}
 div#footer, div#debugbar, div#hiddenbar{position:absolute;}
 .yui-d0 {width: 95%;} /* fix the error of fixed layout table. */
+.button-s{padding:0; font-size:14px}