diff -r 7130fcc8ce9c -r 91023037f841 src/js/init.js
--- a/src/js/init.js	Wed May 15 15:43:19 2013 +0200
+++ b/src/js/init.js	Wed May 15 16:22:37 2013 +0200
@@ -4,10 +4,10 @@
     window.IriSP = {};
 }
 
-if (typeof IriSP.jQuery === "undefined" && typeof window.jQuery !== "undefined") {
+if (typeof IriSP.jQuery === "undefined" && typeof window.jQuery !== "undefined" && parseFloat(window.jQuery().jquery) >= 1.7) {
     IriSP.jQuery = window.jQuery;
 }
 
-if (typeof IriSP._ === "undefined" && typeof window._ !== "undefined") {
+if (typeof IriSP._ === "undefined" && typeof window._ !== "undefined" && parseFloat(window._.VERSION) >= 1.4) {
     IriSP._ = window._;
 }