2.24. Giving instructions to the browserNext we need to tell the browser what to do when it gets a response from the server. Remember, the browser will run the function we tell it about every time the ready state changes. function getCustomerInfo() { var phone = document.getElementById("phone").value; var url = "lookupCustomer.php?phone=" + escape(phone); request.open("GET", url, true); request.onreadystatechange = updatePage;Here's the name of the function that the browser should run whenever the ready state of the request object changes. request.send(null) ;Be sure you set the onreadystatechange property before calling send(), so the browser knows what to do when it gets a response. } |