function enterSubmit(e)
{
var keynum;

if(window.event) // IE
  {
  keynum = e.keyCode;
  }
else if(e.which) // Netscape/Firefox/Opera
  {
  keynum = e.which;
  }
if(keynum==13)
  document.getElementById('lon').submit();

}

function newImage(arg) {
        if (document.images) {
                rslt = new Image();
                rslt.src = arg;
                return rslt;
        }
}

function changeImages() {
        if (document.images && (preloadFlag == true)) {
                for (var i=0; i<changeImages.arguments.length; i+=2) {
                        document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
                }
        }
}

var preloadFlag = false;

function preloadImages() {
        if (document.images) {
                btn_info_over = newImage("./img/design/btn-info-over.gif");
                btn_price_over = newImage("./img/design/btn-price-over.gif");
                btn_service_over = newImage("./img/design/btn-service-over.gif");
                btn_feedback_over = newImage("./img/design/btn-feedback-over.gif");
                login_over = newImage("./img/design/login-over.gif");
                preloadFlag = true;
        }

}

function changeContent(id,param1,param2,caller){
        if((document.getElementById(id).style.display=='none')||(document.getElementById(id).style.display==''))
                {
                caller.src="img/design/close.gif";
                document.getElementById(id).style.display='block';
//                if(document.getElementById(id).innerHTML == "<img src=\"img/design/loading.gif\">")
                        retrieveURL('pricecontent.php?tip='+param1+'&podtip='+param2,id);
                }
        else
                {
                caller.src="img/design/open.gif";
                document.getElementById(id).style.display='none';
                }
}

  var req;
  var changeid;

  function retrieveURL(url,id) {
//          alert(url);
    changeid = id;
    if (window.XMLHttpRequest) { // Non-IE browsers
//        alert('nonierequest');
      req = new XMLHttpRequest();
      req.onreadystatechange = processStateChange;
      try {
        req.open("GET", url, true);
      } catch (e) {
        alert(e);
      }

      req.send(null);
    } else { // IE
//alert('ierequest');
      req = new ActiveXObject("Microsoft.XMLHTTP");
      if (req) {
        req.onreadystatechange = processStateChange;
        req.open("GET", url, true);
        req.send();
      }
    }
  }


  function processStateChange() {
//    alert('ok');
    if (req.readyState == 4) { // Complete
      if (req.status == 200) { // OK response
        document.getElementById(changeid).innerHTML = req.responseText;
      } else {
        alert("Problem: " + req.statusText);
      }
    }
  }

        function showhint(id,text){
                document.getElementById(id).innerHTML = text;
                document.getElementById(id).style.display = 'block';
        }

        function hidehint(id){
                document.getElementById(id).style.display = 'none';
        }

        var tempX = 0
        var tempY = 0
        var IE = document.all?true:false
        document.onmousemove = getMouseXY;

        function getMouseXY(e) {
          if (IE) {
            tempX = event.clientX + document.body.scrollLeft
            tempY = event.clientY + document.body.scrollTop
          } else {
            tempX = e.pageX
            tempY = e.pageY
          }

            if (tempX < 0){tempX = 0}
            if (tempY < 0){tempY = 0}

          return true
        }

        function placehint(id){
          document.getElementById(id).style.top = tempY+20;
          document.getElementById(id).style.left = tempX+20;
        }