// Dean Edwards/Matthias Miller/John Resig
function onExitLinkClicked()
{
    var oldRef = this.href;
    var thisloc = document.location.href;
    if (this.href.indexOf('/exitlinktracker') < 0) {
        this.href = '/exitlinktracker.php?u=' + encodeURIComponent(oldRef)
                       + '&s=' + encodeURIComponent(thisloc)
                       + '&c=' + Math.floor(Math.random() * 1000000);
    }
    return true;
}

function exitLinkTrackerInit() {
    // quit if this function has already been called
    if (arguments.callee.done) return;

    // flag this function so we don't do the same thing twice
    arguments.callee.done = true;

    // kill the timer
    if (_timer) clearInterval(_timer);

    // do stuff
    var elements;
    if (document.getElementsByTagName) {
        elements = document.body.getElementsByTagName("a");
    } else if (document.body.all) {
        elements = document.body.all.tags("a");
    } else {
        elements = Array();
    }
    for(var i = 0; i < elements.length; i++) {
        if (elements[i].className.indexOf('exitlink') > -1) {
            elements[i].onclick = onExitLinkClicked;
        }
    }

    //  glorious hack
    if (exitLinkTrackerInit.flashAd) {
        exitLinkTrackerInit.flashAd();
    }
};

/* for Mozilla/Opera9 */
if (document.addEventListener) {
    document.addEventListener("DOMContentLoaded", exitLinkTrackerInit, false);
}

/* for Internet Explorer */
/*@cc_on @*/
/*@if (@_win32)
    document.write("<script id=__ie_onload defer src=javascript:void(0)><\/script>");
    var script = document.getElementById("__ie_onload");
    script.onreadystatechange = function() {
        if (this.readyState == "complete") {
            exitLinkTrackerInit(); // call the onload handler
        }
    };
/*@end @*/

/* for Safari */
if (/WebKit/i.test(navigator.userAgent)) { // sniff
    var _timer = setInterval(function() {
        if (/loaded|complete/.test(document.readyState)) {
            exitLinkTrackerInit(); // call the onload handler
        }
    }, 10);
}

/* for other browsers */
window.onload = exitLinkTrackerInit;