Removed comment that no longer applies

lib/ajax/section_classes.js

@@ -396,9 +396,6 @@ section_class.prototype.remove_resource = function(el) {
 	    	parentEl.removeChild(kids[i]);
 	    }
 	}
-	// Remove the resource.
-	// FIXME
-	// Line below is causing IE 6 and 7 to freeze.
 	parentEl.removeChild(resourceEl);
 
     this.write_sequence_list();