diff --git a/plugins/include/amxmisc.inc b/plugins/include/amxmisc.inc
index e60caa8a..ddadf44c 100755
--- a/plugins/include/amxmisc.inc
+++ b/plugins/include/amxmisc.inc
@@ -114,4 +114,9 @@ stock get_user_wonid(index)
   get_user_authid(index,authid,31)
   return str_to_num(authid)
 }
-#endif
\ No newline at end of file
+#endif
+
+stock is_user_admin(userid)
+{
+  return (get_user_flags(id) & ADMIN_ADMIN)
+}
\ No newline at end of file
diff --git a/plugins/include/amxmodx.inc b/plugins/include/amxmodx.inc
index 2fd0f7a6..5775ce8a 100755
--- a/plugins/include/amxmodx.inc
+++ b/plugins/include/amxmodx.inc
@@ -35,6 +35,9 @@ forward plugin_cfg();
 /* Function called before plugin unloading (server deactivation) */
 forward plugin_end();
 
+/* Function called to handle changelevel */
+forward server_changelevel();
+
 /* Called on log message. */
 forward plugin_log();
 
@@ -430,6 +433,9 @@ native set_task(Float:time,const function[],id = 0,parameter[]="",len = 0,flags[
 * was set in another plugin. */
 native remove_task(id = 0, outside = 0);
 
+/* Changes the time of a task */
+native change_task(id = 0, Float:newTime=1.0, outside = 0);
+
 /* Returns 1 if task under given id exists. */
 native task_exists(id = 0, outside = 0);