diff --git a/app/models/event.rb b/app/models/event.rb
index 9bf5f81..3d547cf 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -170,7 +170,8 @@ class Event
             :recurring => self.recurring,
             :calendar => self.calendar_type_id.to_s,
             :color => (self.calendar_type.color rescue nil),
-            :diff_day => self.all_day
+            :diff_day => self.all_day,
+            :url_linked => self.url
           }
         end
       else
@@ -195,6 +196,7 @@ class Event
             :diff_day => self.all_day,
             :edit_url => Rails.application.routes.url_helpers.edit_admin_calendar_path(:locale=>I18n.locale, :id=>self.id),
             :delete_url =>  Rails.application.routes.url_helpers.admin_calendar_path(:locale=>I18n.locale, :id=>self.id),
+            :url_linked => self.url,
             :hide => need_hide,
             :org_color => org_color,
             :hide_color => "#c0c0c0"
@@ -277,7 +279,7 @@ class Event
           add_interval -= @start_date.wday.day
           need_check_start = true
         end
-        start_date = [start_date, @start_date].max
+        tmp_start_date = [start_date, @start_date].max
         @start_date += add_interval
         @end_date += add_interval
         new_end_date = has_recurring_end_date ? [re.recurring_end_date,end_date].min : end_date
@@ -310,7 +312,7 @@ class Event
             end
             weekdays.each do |w|
               new_start = (@start_date + w.day)
-              if need_check_start && new_start < start_date
+              if need_check_start && new_start < tmp_start_date
                 next
               end
               if new_start != org_start