Dynamics CRM script presenting TurboForms OnChange events behavior

CrmTurboFormTest.js

function FormOnLoad(){

    var eventHandler = function(executionContext){
        alert(executionContext.getEventSource().getName()); 
    }

    var attributes = Xrm.Page.getAttribute(); 
    attributes.forEach(function(element) {
        element.addOnChange(eventHandler); 
    });

    var accountRef = new Array();
    accountRef[0] = new Object();
    accountRef[0].id = "D84CFC52-8E3F-E611-8138-00155D7BE808";
    accountRef[0].name = "Parent";
    accountRef[0].entityType = "account";

    Xrm.Page.getAttribute("new_text").setValue("Sample text"); 
    Xrm.Page.getAttribute("new_optionset").setValue(100000001); 
    Xrm.Page.getAttribute("new_bool").setValue(true); 
    Xrm.Page.getAttribute("new_int").setValue(1); 
    Xrm.Page.getAttribute("new_float").setValue(1); 
    Xrm.Page.getAttribute("new_decimal").setValue(1); 
    Xrm.Page.getAttribute("new_money").setValue(1); 
    Xrm.Page.getAttribute("new_multilinetext").setValue("Sample text"); 
    Xrm.Page.getAttribute("new_datetime").setValue(new Date()); 
    Xrm.Page.getAttribute("new_accountid").setValue(accountRef); 
    Xrm.Page.getAttribute("new_customer").setValue(accountRef); 

}