diff --git a/lib/ComicBook.js b/lib/ComicBook.js
index 951d3ac..2662922 100644
--- a/lib/ComicBook.js
+++ b/lib/ComicBook.js
@@ -99,7 +99,7 @@ function ComicBook(id, srcs, opts) {
 
 		// add page controls
 		canvas.addEventListener("click", ComicBook.prototype.navigation, false);
-	};
+	}
 	
 	/* 
 	 * @param {String} id The canvas ID to draw the comic on.
@@ -333,18 +333,18 @@ function ComicBook(id, srcs, opts) {
 		 */
 		brightness: function (options, reset) {
 			
-			if (reset !== false) this.reset("brightness");
+			if (reset !== false) { this.reset("brightness"); }
 			
 			// merge user options with defaults
-			var options = merge({ brightness: 0, contrast: 0 }, options);
+			var opts = merge({ brightness: 0, contrast: 0 }, options);
 			
 			// remember options for later
 			enhancements.brightness = options;
 			
 			// run the enhancement
 			Pixastic.process(canvas, "brightness", {
-				brightness: options.brightness,
-				contrast: options.contrast,
+				brightness: opts.brightness,
+				contrast: opts.contrast,
 				legacy: true
 			});
 			
@@ -378,10 +378,10 @@ function ComicBook(id, srcs, opts) {
 		 */
 		sharpen: function (options) {
 			
-			var options = merge({ amount: 0 }, options);
+			var opts = merge({ amount: 0 }, options);
 			
 			Pixastic.process(canvas, "sharpen", {
-				amount: options.amount
+				amount: opts.amount
 			});
 			
 			init();