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Added a script tag inserter to be able to pick jQuery with a url param

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Ghislain Seguin 2012-01-19 14:22:43 -08:00
parent ca50119068
commit 9ffedb700b
1 changed files with 24 additions and 0 deletions
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js/jquery.tag.inserter.js Normal file
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(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>" );
}());