function makeObject(){

   var x;
   var browser = navigator.appName;

   if(browser == "Microsoft Internet Explorer"){
       x = new ActiveXObject("Microsoft.XMLHTTP");
   }else{
       x = new XMLHttpRequest();
   }
   return x;
}

var request = makeObject();

function parseInfo(){

   if(request.readyState == 1){
       document.getElementById('carDiv').innerHTML = '<img src="images/hourglass.gif">';
   }

   if(request.readyState == 4){

       var answer = request.responseText;
       document.getElementById('carDiv').innerHTML = answer;
   }
}

function parseTotal(){

   if(request.readyState == 1){
       document.getElementById('divTotal').innerHTML = '<img src="images/hourglass.gif">';
   }

   if(request.readyState == 4){

       var answer = request.responseText;
       document.getElementById('divTotal').innerHTML = answer;
   }
}


function getCarPic(){
   var d        = new Date();
   var truetime = d.getTime();
   request.open('get', 'includes/carPic.php?t=' + truetime + '&AqwDeg4gsGGHD=' + document.reservation.cars.options[document.reservation.cars.selectedIndex].value);
   //alert('includes/carPic.php?t=' + truetime + '&AqwDeg4gsGGHD=' + document.reservation.cars.options[document.reservation.cars.selectedIndex].value);
   request.onreadystatechange = parseInfo;
   request.send('');
}

function getTotal(){
   var d        = new Date();
   var truetime = d.getTime();
   request.open('get', 'includes/fastTotal.php?t=' + truetime + '&cars=' + document.reservation.cars.options[document.reservation.cars.selectedIndex].value + '&since=' + document.reservation.since.value + '&to=' + document.reservation.to.value );
   request.onreadystatechange = parseTotal;
   request.send('');
}