diff --git a/trunk/www/theme/default/style.css b/trunk/www/theme/default/style.css
index 8957a039b3..b7a853201e 100644
--- a/trunk/www/theme/default/style.css
+++ b/trunk/www/theme/default/style.css
@@ -228,7 +228,7 @@ table.tablesorter thead tr .headerSortDown {background-image: url(./images/table
 #mainmenu .active   {background-color:#cfe5f9;}
 #mainmenu .active a {color:#333; font-weight:bold;}
 
-#mainmenu #searchbox{float:right; border:none; margin-top:4px}
+#mainmenu #searchbox{float:right; border:none;}
 #mainmenu .button-s{border:none; padding:2px}
 
 /* Ä£¿éµÄ²Ëµ¥¡£*/