diff --git a/lib/ComicBook.js b/lib/ComicBook.js
index 5096a40..b510ce3 100755
--- a/lib/ComicBook.js
+++ b/lib/ComicBook.js
@@ -189,6 +189,14 @@ function ComicBook(id, srcs, opts) {
 						ComicBook.prototype.zoom(scale + 0.1);
 					})
 			)
+			.append(
+				$(document.createElement("button"))
+					.text("fit width")
+					.click(function(){
+						options.zoomMode = "fitWidth"
+						ComicBook.prototype.drawPage();
+					})
+			)
 			.append("<p id='cb-status'></p>"),
 
 		/**