From 6c3378990ebf61eb8f755667e192e01ad4e58618 Mon Sep 17 00:00:00 2001
From: "Amir E. Aharoni" <amir.aharoni@mail.huji.ac.il>
Date: Mon, 20 Aug 2012 15:49:17 +0300
Subject: [PATCH] Fix apply() to work with an empty string.

Change-Id: Ib7f7c9d9a0d99b3768cea4f7c77f8477c3421bae
---
 lib/jquery.webfonts.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/jquery.webfonts.js b/lib/jquery.webfonts.js
index 23ca992a..ea14f917 100644
--- a/lib/jquery.webfonts.js
+++ b/lib/jquery.webfonts.js
@@ -70,8 +70,12 @@
 		apply : function(fontFamily, $element) {
 			$element = $element || this.$element;
 			var fontStack = this.options.fontStack.slice(0);
-			this.load(fontFamily);
-			fontStack.unshift(fontFamily);
+			// Loading an empty string is pointless.
+			// Putting an empty string into a font-family list doesn't work with jQuery.css().
+			if ( fontFamily ) {
+				this.load(fontFamily);
+				fontStack.unshift(fontFamily);
+			}
 			$element.css('font-family', fontStack.join() );
 			$element.find('textarea, input').css('font-family', fontStack.join());
 		},