To include External Javascript in your onLoad form

function XRMCodeInjector(scriptFile) {


var injection = new ActiveXObject("Msxml2.XMLHTTP");

injection.open("GET", scriptFile, false);

injection.send(null);

eval(injection.responseText);

}



XRMCodeInjector('/ISV/XRM/XRMServices/XRMServicesjs');

XRMCodeInjector('/ISV/XRM/javaScript/xrmUtility.js');