useless script detected on https://fabriceleven.com/design/moo-luxe-review-business-cards/ which changes the title of the tab when moving to another tab.

missyou.js

// found on https://fabriceleven.com/design/moo-luxe-review-business-cards/ 

    //add some cool text to the title
    (function() {
        var hidden = "hidden";
        var oldtitle = document.title;
        var currenttitle;

        // Standards:
        if (hidden in document)
            document.addEventListener("visibilitychange", onchange);
        else if ((hidden = "mozHidden") in document)
            document.addEventListener("mozvisibilitychange", onchange);
        else if ((hidden = "webkitHidden") in document)
            document.addEventListener("webkitvisibilitychange", onchange);
        else if ((hidden = "msHidden") in document)
            document.addEventListener("msvisibilitychange", onchange);
        // IE 9 and lower:
        else if ("onfocusin" in document)
            document.onfocusin = document.onfocusout = onchange;
        // All others:
        else
            window.onpageshow = window.onpagehide
                = window.onfocus = window.onblur = onchange;

        function onchange (evt) {
            var v = "visible", h = "hidden",
                evtMap = {
                    focus:v, focusin:v, pageshow:v, blur:h, focusout:h, pagehide:h
                };

            evt = evt || window.event;
            if (evt.type in evtMap) {
                currenttitle = oldtitle;
                $(document).attr('title', currenttitle);
            }
            else {
                currenttitle = this[hidden] ? "Miss You ︎:( " : oldtitle;
                $(document).attr('title', currenttitle);
            }

        }

        // set the initial state (but only if browser supports the Page Visibility API)
        if( document[hidden] !== undefined )
            onchange({type: document[hidden] ? "blur" : "focus"});
    })();