Final modifications for the presentation

app/assets/stylesheets/admin.css.erb

@@ -324,7 +324,7 @@ p{
 	float:left;
 	margin: 0 10px 0 0;
 }
-.buy_btn a{
+.main table td .buy_btn a{
     background: url("/assets/buy_btn.png") no-repeat scroll 0 0 transparent;
     color: #000000;
     display: block;
@@ -335,6 +335,7 @@ p{
     text-decoration: none;
     text-shadow: 0 1px 0 #FFFFFF;
     width: 170px;
+		padding: 0px;
 }
 .buy_btn a:hover{
 	background-position:0 bottom;

app/views/admin/users/_form.html.erb

@@ -7,7 +7,7 @@
  	<%#= file_field_tag 'file' %>
  	<%#= hidden_field_tag :avatar_cache %>
 	<a id="upload" href="#"><%= t('admin.choose_file') %></a>
-	<%= f.text_field :email, :onfocus => "this.value='';", :onblur => "if(this.value==''){this.value=#{t('admin.email')};}", :value => t('admin.email'), :class => 'user_mail' %>
+	<%= f.text_field :email, :onfocus => "this.value='';", :onblur => "if(this.value==''){this.value=#{t('admin.email')};}", :value => (@user.email.blank? ? t('admin.email') : @user.email), :class => 'user_mail' %>
 	<label>
     <%= f.check_box :admin %><span><%= t('admin.admin') %></span>
 	</label>