function ProcessLoginResult(text, arr, data, script) {
// alert(text)
  if (text=="1") {
     document.location="../../tool";
  }
  else if (text=="-1") {
     alert("Ongeldige gebruikersnaam/wachtwoord combinatie")
  }
}

ajaxLogin = new AjaxObject('ajaxLogin', '', 'ProcessLoginResult');

function Login() {
// alert("&c-Action=ajaxlogin&username="+document.getElementById("inputUsername").value+"&password="+document.getElementById("inputPassword").value); 
   ajaxLogin.Load("../../tool/php/main.php","&c-Action=ajaxlogin&username="+document.getElementById("inputUsername").value+"&password="+document.getElementById("inputPassword").value,"POST",Array())
}