fixes #70, Authorization problem

Author: waleedjaffar

app/views/charts/_filters.rhtml

@@ -25,6 +25,12 @@ function toggle_filter(field) {
     } else {
       Element.hide('tr_' + field)
       values.disable();
+      select = $('add_filter_select'); //gets the drop down list element
+      for (i=0; i<select.options.length; i++) { //iterating through the options in drop down list
+        if (select.options[i].value == field) { //If de-seclected element found
+            select.options[i].disabled = false; //set disabled = false
+        }
+      }
     }
 }
 //]]>
@@ -33,7 +39,7 @@ function toggle_filter(field) {
 <table width="100%"><tr><td><table>
   <% unless @grouping_options.empty? %>
     <tr><td style="width:200px;"><label for="grouping"><%= l(:charts_group_by) %></label></td>
-    <td><%= select_tag :grouping, options_for_select(@grouping_options, @grouping), { :class => "select-small", :style => "width:200px" } %></td></tr>
+    <td><%= select_tag :grouping, options_for_select(@grouping_options, @grouping), { :class => "select-small" } %></td></tr>
   <% end %>
   <% @textconditions_options.each do |condition| %>
     <tr id="<%= "tr_#{condition[0]}" %>" class="filter"><td style="width:200px;">
@@ -49,7 +55,7 @@ function toggle_filter(field) {
       <label for="<%= "cb_#{condition[0]}" %>"><%= l("charts_condition_#{condition[0]}".gsub(".","_").to_sym) %></label>
     </td>
     <td><% unless condition[1].nil? %>
-      <%= select_tag condition[0].to_sym, options_for_select(condition[1], @conditions[condition[0].to_sym]), { :class => "select-small", :style => "width:200px", :id => "values_#{condition[0]}" } %>
+      <%= select_tag condition[0].to_sym, options_for_select(condition[1], @conditions[condition[0].to_sym]), { :class => "select-small", :id => "values_#{condition[0]}" } %>
     <% end %></td></tr>
     <script type="text/javascript">toggle_filter('<%= condition[0] %>');</script>
   <% end %>
@@ -59,7 +65,7 @@ function toggle_filter(field) {
       <label for="<%= "cb_#{condition[0]}" %>"><%= l("charts_condition_#{condition[0]}".gsub(".","_").to_sym) %></label>
     </td>
     <td><% unless condition[1].nil? %>
-      <%= select_tag condition[0].to_sym, options_for_select(condition[1], @conditions[condition[0].to_sym]), {:multiple => true, :class => "select-small", :style => "width:200px", :id => "values_#{condition[0]}"} %>
+      <%= select_tag condition[0].to_sym, options_for_select(condition[1], @conditions[condition[0].to_sym]), {:multiple => true, :class => "select-small", :id => "values_#{condition[0]}"} %>
     <% end %></td></tr>
     <script type="text/javascript">toggle_filter('<%= condition[0] %>');</script>
   <% end %>