function update() {
  if (request.readyState == 4) {
    if (request.status == 200) {
      /* Get the response from the server */
      var response = request.responseText;
      var array = response.split("|");
      var alertNumber = array[0];
      var alertText = array[1];
      if (alertNumber == "1") {
      window.location = alertText;
      } else  {
      alert(alertText);
      document.getElementById("continue").disabled=false;
      }
     } else {
      alert("Error! Request status is " + request.status);
    }
  }
}

function process() {
   document.getElementById("continue").disabled=true;
   var username = document.getElementById("username").value;
   var password = document.getElementById("password").value;
   var url = "wholesale_do.php";
   request.open("POST", url, true);
   request.onreadystatechange = update;
   request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
   request.send("username=" + escape(username) + "&password=" + escape(password)); 
          
}

function getradio(name) {
  var group = document.getElementsByName(name);
  for (i=0; i < group.length; i++) {
    if (group[i].checked == true) {
      var radiovalue = group[i].value;
    }
  }
  if (radiovalue == undefined) {
  return "";
  } else {
  return radiovalue;
  }
}

function redirect(name,destination) {
if (name == "") {
} else {
document.getElementById(name).disabled=true;
}
window.location = destination;
}