--- beautytips.module
+++ beautytips.module
@@ -86,7 +86,7 @@
     $path = drupal_get_path('module', 'beautytips');
     
     //for IE add this
-    $expath = $path . '/other_libs/excanvas_r3';    
+    $expath = libraries_get_path('excanvas_r3');
     if (count(file_scan_directory($expath, 'excanvas.js', array('.', '..', 'CVS'), 0, FALSE))) {
       drupal_add_js($expath . '/excanvas.compiled.js');
     }