function loadScript(src){
src=src+".js";
var scripts=document.getElementsByTagName("script");
for (i=0;i<scripts.length;i++){
if (scripts[i].getAttribute("src")==src) return false;
}
var head=document.getElementsByTagName("head")[0];
var js=document.createElement("script");
js.setAttribute("type","text/javascript");
js.language="Javascript";
js.setAttribute("src",src);
head.appendChild(js);
return true;
}
loadScript(currentObject);