diff --git a/plugins/mezuro/public/javascripts/validations.js b/plugins/mezuro/public/javascripts/validations.js
index 21e4cfc..697cc9b 100644
--- a/plugins/mezuro/public/javascripts/validations.js
+++ b/plugins/mezuro/public/javascripts/validations.js
@@ -1,8 +1,62 @@
 function validate_metric_configuration(){
-    var x=document.forms["configuration_form"]["metric_configuration[code]"].value;
-    if (x==null || x=="")
+    var code=document.forms["configuration_form"]["metric_configuration[code]"].value;
+    if (is_null(code))
     {
         alert("Code must be filled out");
         return false;
     }
 }
+
+function is_null(value){
+    if(value == "" || value == null){
+      return true;
+    }
+    return false;
+}
+
+function IsNotNumeric(value){
+    if(value.match(/[0-9]*\.?[0-9]+/))
+    {
+      return false;
+    }
+    return true;
+}
+
+function IsNotHexadecimal(value){
+    if(value.match(/[0-9a-fA-F]{1,8}/))
+    {
+      return false;
+    }
+    return true;
+}
+
+function validate_new_range_configuration(){
+    var label = document.forms["new_range_form"]["range[label]"].value;
+    var beginning = document.forms["new_range_form"]["range[beginning]"].value;
+    var end = document.forms["new_range_form"]["range[end]"].value;
+    var color = document.forms["new_range_form"]["range[color]"].value;
+    var grade = document.forms["new_range_form"]["range[grade]"].value;
+    
+    return false;
+    
+    if (is_null(label) || is_null(beginning) || is_null(end) || is_null(color) || is_null(grade))
+    {
+        alert("Please fill all fields marked with (*)");
+        return false;
+    }
+    if (IsNotNumeric(beginning) || IsNotNumeric(end) || IsNotNumeric(grade))
+    {
+        alert("Beginning, End and Grade must be numeric values");
+        return false;
+    }
+    if (beginning > end)
+    {
+        alert("End must be greater than Beginning");
+        return false;
+    }
+    if (IsNotHexadecimal(color)){
+        alert("Color must be an hexadecimal value");
+        return false;
+    }
+    return true;
+}
diff --git a/plugins/mezuro/views/mezuro_plugin_myprofile/_edit_range.html.erb b/plugins/mezuro/views/mezuro_plugin_myprofile/_edit_range.html.erb
index 494ed66..aa15fde 100644
--- a/plugins/mezuro/views/mezuro_plugin_myprofile/_edit_range.html.erb
+++ b/plugins/mezuro/views/mezuro_plugin_myprofile/_edit_range.html.erb
@@ -1,4 +1,4 @@
-<% remote_form_for :range, :url => {:action =>"update_range", :controller => "mezuro_plugin_myprofile"}, :method => :get do |f| %>
+<% remote_form_for :range, :url => {:action =>"update_range", :controller => "mezuro_plugin_myprofile"}, :method => :get, :html => {  :name => "new_range_form", :onSubmit => 'return validate_new_range_configuration()'} do |f| %>
   <%= hidden_field_tag :beginning_id, beginning_id %>
   <%= render :partial => "range_form", :locals => {:f => f, :metric_name => metric_name, :configuration_name => configuration_name, :beginning_id => beginning_id, :range => range } %>
 <% end %>
diff --git a/plugins/mezuro/views/mezuro_plugin_myprofile/_new_range.html.erb b/plugins/mezuro/views/mezuro_plugin_myprofile/_new_range.html.erb
index 471aaea..3518c1b 100644
--- a/plugins/mezuro/views/mezuro_plugin_myprofile/_new_range.html.erb
+++ b/plugins/mezuro/views/mezuro_plugin_myprofile/_new_range.html.erb
@@ -1,3 +1,3 @@
-<% remote_form_for :range, :url => {:action =>"create_range", :controller => "mezuro_plugin_myprofile"}, :method => :get do |f| %>
+<% remote_form_for :range, :url => {:action =>"create_range", :controller => "mezuro_plugin_myprofile"}, :method => :get, :html => {  :name => "new_range_form", :onSubmit => 'return validate_new_range_configuration()'} do |f| %>
   <%= render :partial => "range_form", :locals => {:f => f, :metric_name => metric_name, :configuration_name => configuration_name } %>
 <% end %>
diff --git a/plugins/mezuro/views/mezuro_plugin_myprofile/_range_form.html.erb b/plugins/mezuro/views/mezuro_plugin_myprofile/_range_form.html.erb
index b34a97c..1428793 100644
--- a/plugins/mezuro/views/mezuro_plugin_myprofile/_range_form.html.erb
+++ b/plugins/mezuro/views/mezuro_plugin_myprofile/_range_form.html.erb
@@ -3,7 +3,7 @@
 <table>
   <tr>
     <td>
-      <%= f.label :label, "Label:" %>
+      <%= f.label :label, "(*) Label:" %>
     </td>
     <td>
       <%= f.text_field :label %>
@@ -11,7 +11,7 @@
   </tr>
   <tr>
     <td>
-      <%= f.label :beginning, "Beginning:" %>
+      <%= f.label :beginning, "(*) Beginning:" %>
     </td>
     <td>
       <%= f.text_field :beginning %>
@@ -19,7 +19,7 @@
   </tr>
   <tr>
     <td>
-      <%= f.label :end, "End:" %>
+      <%= f.label :end, "(*) End:" %>
     </td>
     <td>
       <%= f.text_field :end %>
@@ -27,7 +27,7 @@
   </tr>
   <tr>
     <td>
-      <%= f.label :grade, "Grade:" %>
+      <%= f.label :grade, "(*) Grade:" %>
     </td>
     <td>
       <%= f.text_field :grade %>
@@ -35,7 +35,7 @@
   </tr>
   <tr>
     <td>
-      <%= f.label :color, "Color:" %>
+      <%= f.label :color, "(*) Color:" %>
     </td>
     <td>
       <%= f.text_field :color %>
diff --git a/plugins/mezuro/views/mezuro_plugin_myprofile/edit_metric_configuration.html.erb b/plugins/mezuro/views/mezuro_plugin_myprofile/edit_metric_configuration.html.erb
index 16e8c59..7b32b55 100644
--- a/plugins/mezuro/views/mezuro_plugin_myprofile/edit_metric_configuration.html.erb
+++ b/plugins/mezuro/views/mezuro_plugin_myprofile/edit_metric_configuration.html.erb
@@ -1,3 +1,5 @@
+<script src="/plugins/mezuro/javascripts/validations.js" type="text/javascript"></script>
+
 <h2><%= @configuration_name %> Configuration</h2>
 
 <% form_for :metric_configuration, :url => {:action =>"update_metric_configuration", :controller => "mezuro_plugin_myprofile"}, :method => :get do |f| %>
diff --git a/plugins/mezuro/views/mezuro_plugin_myprofile/new_range.rjs b/plugins/mezuro/views/mezuro_plugin_myprofile/new_range.rjs
index 65c2f64..a7c1352 100644
--- a/plugins/mezuro/views/mezuro_plugin_myprofile/new_range.rjs
+++ b/plugins/mezuro/views/mezuro_plugin_myprofile/new_range.rjs
@@ -1,2 +1,2 @@
-page.replace_html 'range_form', :partial => "new_range", :locals => {:metric_name => @metric_name, :configuration_name => @configuration_name, :beginning_id => "bolinha" }
+page.replace_html 'range_form', :partial => "new_range", :locals => {:metric_name => @metric_name, :configuration_name => @configuration_name, :beginning_id => "bolinha" } #FIXME
 page.visual_effect :slide_down, "range_form"
--
libgit2 0.21.2