diff --git a/instances/templates/add_instance_volume.html b/instances/templates/add_instance_volume.html
index 8d0ac97..2f2ec3d 100644
--- a/instances/templates/add_instance_volume.html
+++ b/instances/templates/add_instance_volume.html
@@ -12,9 +12,6 @@
                 <button type="button" class="close" data-dismiss="modal" aria-hidden="true">&times;</button>
                 <h4 class="modal-title">{% trans "Add Instance Volume" %}</h4>
             </div>
-
-
-
             <div class="modal-body">
                 <div class="row">
                     <ul class="nav nav-tabs">
@@ -103,7 +100,7 @@
                                     <label class="col-sm-3 control-label" style="font-weight:normal;">{% trans "Storage" %}</label>
                                     <div class="col-sm-4">
                                         <div class="dropdown">
-                                          <button id="select_storage" class="btn dropdown-toggle" type="button" data-toggle="dropdown">{% trans 'Select Pool...' %}
+                                          <button id="select_storage" class="btn btn-default dropdown-toggle form-control" type="button" data-toggle="dropdown">{% trans 'Select Pool...' %}
                                           <span class="caret"></span></button>
                                           <ul class="dropdown-menu">
                                               {% for storage in storages %}
diff --git a/instances/templates/instance.html b/instances/templates/instance.html
index dba2547..e88cc48 100644
--- a/instances/templates/instance.html
+++ b/instances/templates/instance.html
@@ -1244,8 +1244,6 @@
 <script src="{% static "js/ace.js" %}" type="text/javascript" charset="utf-8"></script>
 <script>
     function get_volumes(comp_id, pool) {
-        vol_params = comp_id + " " + pool;
-
         vol_url = "/computes/" + comp_id + "/storage/" + pool + "/?get_volumes";
         var select = document.getElementById("vols");