add alert when full site in promotion

lang/chs/lang_functions.php

@@ -319,6 +319,7 @@ $lang_functions = array
     'menu_claim' => '认领: ',
     'text_complains' => '有%s%u个待处理的申诉%s',
     'text_contactstaff' => '联系管理组',
+    'full_site_promotion_in_effect' => '全站 [%s] 生效中！',
 );
 
 ?>

lang/cht/lang_functions.php

@@ -326,6 +326,7 @@ $lang_functions = array
     'menu_claim' => '認領: ',
     'text_complains' => '有%s%u個待處理的申诉%s',
     'text_contactstaff' => '聯系管理組',
+    'full_site_promotion_in_effect' => '全站 [%s] 生效中！',
 );
 
 ?>

lang/en/lang_functions.php

@@ -327,6 +327,8 @@ $lang_functions = array
     'menu_claim' => 'Claim: ',
     'text_complains' => 'There %s %u pending complaint%s.',
     'text_contactstaff' => 'Contact staff',
+    'full_site_promotion_in_effect' => 'Full site [%s] in effect!',
+
 );
 
 ?>