diff --git a/src/javascript/jplayer/jquery.jplayer.js b/src/javascript/jplayer/jquery.jplayer.js
index 842f31b6..b2c3bf85 100644
--- a/src/javascript/jplayer/jquery.jplayer.js
+++ b/src/javascript/jplayer/jquery.jplayer.js
@@ -3330,7 +3330,7 @@
 					}
 				} catch(e) {}
 			}
-			else if(navigator.plugins && navigator.mimeTypes.length > 0) {
+			else if(navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length > 0) {
 				flash = navigator.plugins["Shockwave Flash"];
 				if(flash) {
 					version = navigator.plugins["Shockwave Flash"].description.replace(/.*\s(\d+\.\d+).*/, "$1");