registrere medlem

function get_XmlHttp() {
  // create the variable that will contain the instance of the XMLHttpRequest object (initially with null value)
  var xmlHttp = null;

  if(window.XMLHttpRequest) {           // for Forefox, IE7+, Opera, Safari, ...
    xmlHttp = new XMLHttpRequest();
  }
  else if(window.ActiveXObject) {       // for Internet Explorer 5 or 6
    xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
  }

  return xmlHttp;
}

// sends data to a php file, via POST, and displays the received answer
function ajaxrequest(php_file, tagID) {
  var request =  get_XmlHttp();         // calls the function for the XMLHttpRequest instance


// gets data from form fields, using their ID
var fornavn = document.getElementById('fornavn').value;
var etternavn = document.getElementById('etternavn').value;
var idrett = document.getElementById('idrett').value;

// create pairs index=value with data that must be sent to server
var  the_data = 'fornavn='+fornavn+'&etternavn='+etternavn+'&idrett='+idrett;
request.open("POST", php_file, true);
request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
request.send(the_data);         // calls the send() method with datas as parameter

// Check request status
// If the response is received completely, will be transferred to the HTML tag with tagID
request.onreadystatechange = function() {
  if (request.readyState == 4) {
    document.getElementById(tagID).innerHTML = request.responseText;
  }
}
}
</script>