<%=f.text_field :due_date%>

def create
      @task = Task.new(params[:task])
       if @task.valid?
          @task.due_date=params[:task][:due_date]
          @task.save
          redirect_to(calenders_path(:date=>@task.due_date,:task_name=>params[:task][:task_name]))
      else
         render :action=>"new"
      end
end

def create
      @task = Task.new(params[:task])
       if @task.save
          redirect_to(calenders_path(:date=>@task.due_date,:task_name=>@task.task_name))
       else
          render :action=>"new"
      end
end