--- a/web/res/metadataplayer.polemic/src/js/polemic.js	Tue Apr 26 13:57:29 2011 +0200
+++ b/web/res/metadataplayer.polemic/src/js/polemic.js	Tue Apr 26 16:08:24 2011 +0200
@@ -276,8 +276,10 @@
 			__IriSP.jQuery("#tiptext").text(tipText);
 			__IriSP.jQuery("#tip").show();
 		}else{
-			 __IriSP.jQuery("#tip").css("left", -10000).css("top", -100000);
-			 //tweetSelection.attr({x:-100,y:-100});
+			if (typeof(__IriSP) !== 'undefined' ) {
+			     __IriSP.jQuery("#tip").css("left", -10000).css("top", -100000);
+			     //tweetSelection.attr({x:-100,y:-100});
+			}
 		}
 	});