def update
    @user.attributes = params[:user]
    @user.save!
    flash[:notice] = 'Your Profile has been updated'
    respond_to do |format|
      format.html { redirect_to user_path(@user) }
      format.xml { head :ok }
    end    
  rescue ActiveRecord::RecordInvalid
    flash[:notice] = 'There was an error while saving your profile'
    respond_to do |format|
      format.html { redirect_to edit_user_path(@user) }
      format.xml { :xml => @user.errors.to_xml }
    end
  end