animated shader

1 files changed, 6 insertions, 6 deletions

diff --git a/js/util.js b/js/util.js
index fc27166..d31af47 100644
--- a/js/util.js
+++ b/js/util.js
@@ -1,11 +1,11 @@
-$.fn.int = function(){ return parseInt($(this).val(),10) }
-$.fn.float = function(){ return parseFloat($(this).val()) }
+if (window.$) {
+  $.fn.int = function(){ return parseInt($(this).val(),10) }
+  $.fn.float = function(){ return parseFloat($(this).val()) }
+}
+
 function clamp(n,a,b){ return n<a?a:n<b?n:b }
 
 function loadImage(imageURL, callback) {
-  document.getElementById("save").style.display = "none"
-  document.getElementById("encode").style.display = "none"
-  status("loading")
   var imageURL = proxify( imageURL );
 
   window.gif = window.img = null
@@ -26,7 +26,7 @@ function loadImage(imageURL, callback) {
 }
 
 function giveImage() {
-  if (imageURL.substr(-3) === "gif") {
+  if (window.gif) {
     return gif.frames[gif.currentFrame()].ctx.canvas;
   } else {
     return img;