//Create a boolean variable to check for a valid Internet Explorer instance.
var xmlhttp = false;

//Check if we are using IE.
try 
{
    //If the Javascript version is greater than 5.
    xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
} 
catch (e) 
{
    //If not, then use the older active x object.
    try 
    {
      //If we are using Internet Explorer.
      xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    } 
    catch (E) 
    {
      //Else we must be using a non-IE browser.
      xmlhttp = false;
    }
}

//If we are using a non-IE browser, create a javascript instance of the object.
if (!xmlhttp && typeof XMLHttpRequest != 'undefined') 
{
    xmlhttp = new XMLHttpRequest();
}

function makeRequest(serverPage, objID) 
{
    var obj = document.getElementById(objID);
    xmlhttp.open("GET", serverPage);
    xmlhttp.onreadystatechange = function() 
    {
        if (xmlhttp.readyState == 4 && xmlhttp.status == 200) 
        {
            obj.innerHTML = xmlhttp.responseText;
        }
    }
    xmlhttp.send(null);
}

var href = "";
var SetMe = false;
function NavigateExternalLink (obj)
{
    SetMe = true;    
    var link = href = obj.href;
    
    link = link.replace("http://", "");
    link = link.replace("https://", "");
    
    obj.href = 'http://kijkplek.nl/Foward/' + link;
}
function RestoreLink (obj)
{
    if (SetMe) 
    {
        obj.href = href;
        SetMe = false;
    }
}