* chosen suppot change dropmenu direction.

module/common/view/chosen.html.php

@@ -13,6 +13,13 @@ defaultChosenOptions = {no_results_text: noResultsMatch, width:'100%', allow_sin
 $(document).ready(function()
 {
     $("#mailto").attr('data-placeholder', chooseUsersToMail);
-    $(".chosen, #productID").chosen(defaultChosenOptions);
+    $("#mailto, .chosen, #productID").each(function()
+    {
+        var $this = $(this);
+        if($this.offset().top + 240 > $(document.body).height())
+        {
+            $this.attr('data-css-class', 'chosen-up');
+        }
+    }).chosen(defaultChosenOptions);
 });
 </script>

www/theme/default/style.css

@@ -261,6 +261,9 @@ fieldset > .form-group {margin-bottom: 0;}
 /* chosen container in input group */
 .input-group > .chosen-container {display: table-cell;}
 
+/* chosen up */
+.chosen-up.chosen-container .chosen-drop {bottom: 100%; top: inherit; border-radius: 2px 2px 0 0; box-shadow: 0 -3px 5px rgba(0,0,0,.15); margin-top: auto; margin-bottom: -1px;}
+
 /* Condensed form */
 .form-condensed .table-form {margin-bottom: 0;}
 .form-condensed .table-form td, .form-condensed .table-form th {padding: 5px; font-size: 12px;}