Use graph interval as refresh interval, within limits

Author: MrTimbones

embed.php

@@ -174,15 +174,16 @@
             graph_resize();
             graph_reload();
 
-            // automatic refresh
+            // automatic refresh every 60s < interval < 1 day
+            var refresh = Math.min(Math.max(60, view.interval), 86400);
             window.setInterval(function() {
               if (floatingtime) {
                 $('.graph_time_refresh').click();
               }
               else {
                 graph_reload();
               }
-            }, 60000);
+            }, refresh * 1000); // ms
         }
     });