From 6a6ab580aae8c406e93978d402bb86af78f99e2e Mon Sep 17 00:00:00 2001
From: Ghislain Seguin <ghislain@gmail.com>
Date: Thu, 19 Jan 2012 14:22:43 -0800
Subject: [PATCH] Added a script tag inserter to be able to pick jQuery with a
 url param

---
 js/jquery.tag.inserter.js | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 js/jquery.tag.inserter.js

diff --git a/js/jquery.tag.inserter.js b/js/jquery.tag.inserter.js
new file mode 100644
index 00000000..902c9e76
--- /dev/null
+++ b/js/jquery.tag.inserter.js
@@ -0,0 +1,24 @@
+(function() {
+	// Insert a script tag pointing at the desired version of jQuery
+
+	// Get the version from the url
+	var jqueryRE = /[\\?&]jquery=([^&#]*)/,
+		results = jqueryRE.exec( location.search ),
+		version = "",
+		jq,
+		myScriptTag = document.getElementsByTagName( "script" )[document.getElementsByTagName( "script" ).length - 1],
+		baseUrl = myScriptTag.src.replace( /(.*)\/.*$/, "$1/" ),
+		url = baseUrl + "jquery-1.7.1.js";
+
+	if( results ) {
+		version = decodeURIComponent(results[results.length - 1].replace(/\+/g, " "));
+	}
+
+	switch( version ) {
+		case "1.6.4":
+			url = baseUrl + "jquery-1.6.4.js";
+			break;
+	}
+
+	document.write( "<script src='"+url+"'></script>" );
+}());
\ No newline at end of file