function onclickntptevent() {
    ntptEventTag(
        NTPT_PGEXTRA.replace(
            /(https?:\/\/([^/]+)\/([^/]+)\/([^/]+)\/).*/i, '\$1') 
            + this.href.replace(/https?:\/\/([^/]+)\//i, '')  
            + '&rf=' + escape( document.location )
    );
}



Event.observe(window, 'load', function() {
    var WHITELIST = new RegExp("\.(?:doc|pdf|xlsx?|odt|png|gif|jpe|jpe?g|zip)s*$","i");

    var atags = $$("a");


    atags.each( function(atag) {
        var href = atag.href;


        if (href.indexOf("/lob/return_") > -1
            
                || href.indexOf("http://office.glasstec-online.com//media") > -1
            
            || WHITELIST.test(href)
        ) {
            atag.observe("click", onclickntptevent);
        }
    });
});