jitScript – safe load external javascript , prevent duplicate

snipplr

var regJs = “”;
var JitScriptDebug = false;

var kaizekuJitScript = {
src: function(){ kaizekuJitScript.jitScript(this);},
jitScript: function(src){
var iArray = (src instanceof Array) ? src : src.split(/s*,s*/) ;
for (i = 0; m = iArray.length, i < m; i++){
var uri = iArray[i];
if (regJs.indexOf(uri) ==- 1) {
var s = document.createElement(’script’);
s.src = uri;
if [...]