From 4dce2173da9ace695fb56b0204d8e38f34a88f15 Mon Sep 17 00:00:00 2001
From: "Allan L. Bazinet" <allan.bazinet@gmail.com>
Date: Sat, 12 Jan 2013 16:47:03 -0800
Subject: [PATCH] Minor jQuery tuning

Reduce scope of DOM traveral to find $prev by filtering result of
$trigger.  Optimistically cache and reuse result of DOM traversal to
locate visibleClass.
---
 responsiveslides.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/responsiveslides.js b/responsiveslides.js
index 44a33a0..fa7337a 100644
--- a/responsiveslides.js
+++ b/responsiveslides.js
@@ -319,14 +319,16 @@
           }
 
           var $trigger = $("." + namespaceIdx + "_nav"),
-            $prev = $("." + namespaceIdx + "_nav.prev");
+            $prev = $trigger.filter(".prev");
 
           // Click event handler
           $trigger.bind("click", function (e) {
             e.preventDefault();
 
+            var $visibleClass = $("." + visibleClass);
+
             // Prevent clicking if currently animated
-            if ($("." + visibleClass).queue('fx').length) {
+            if ($visibleClass.queue('fx').length) {
               return;
             }
 
@@ -340,7 +342,7 @@
             //  });
 
             // Determine where to slide
-            var idx = $slide.index($("." + visibleClass)),
+            var idx = $slide.index($visibleClass),
               prevIdx = idx - 1,
               nextIdx = idx + 1 < length ? index + 1 : 0;