(function() {
        /*Calculation of the parameters window*/
        function afParametersWindow() {
            var param = {};
            var d = parent.document, db = d.body, de = d.documentElement, dc = d.compatMode == "CSS1Compat";
            param.cw = dc && de.clientWidth || self.innerWidth || db.clientWidth;
            param.ch = dc && de.clientHeight || self.innerHeight || db.clientHeight;
            param.sl = self.pageXOffset || dc && de.scrollLeft || db.scrollLeft;
            param.st = self.pageYOffset || dc && de.scrollTop || db.scrollTop;
            param.sh = dc && de.scrollHeight || db.scrollHeight || db.offsetHeight;
            param.sw = dc && de.scrollWidth || db.scrollWidth || db.offsetWidth;
            param.sh = param.sh < param.ch ? param.ch : param.sh;
            return param;
        }
        /*Calculation position (left and top) and size (width and height) object*/
        function afParametersObject(obj) {
            var param = {};
            param.w = obj.offsetWidth;
            param.h = obj.offsetHeight;
            param.l = 0;
            param.t = 0;
            while (obj) {
                param.l += obj.offsetLeft;
                param.t += obj.offsetTop;
                obj = obj.offsetParent;
            }
            return param;
        }
        /*Calculation parametrs (width and height) of the visible area banner*/
        function afCalculationParam(posObj, sizeObj, sizeWin, scroll) {
            var param = 0;
            if (posObj >= scroll) {
                if (posObj >= (scroll + sizeWin) ) {
                    return param;
                } else if (posObj < (scroll + sizeWin) ) {
                    if ( (posObj + sizeObj) <= (scroll + sizeWin) ) {
                        return param = sizeObj;
                    } else if ( (posObj + sizeObj) > (scroll+sizeWin) ) {
                        return param = scroll + sizeWin - posObj;
                    }
                }
            } else if (posObj < scroll) {
                if ( (posObj + sizeObj) > scroll) {
                    if ( (posObj + sizeObj) > (scroll + sizeWin) ) {
                        return param = sizeWin;
                    } else if ( (posObj + sizeObj) <= (scroll + sizeWin) ) {
                        return param = posObj + sizeObj - scroll;
                    }
                } else if ( (posObj +  sizeObj) <= scroll) {
                    return param;
                }
            }
        }
        /*Calculation of the visible area banner*/
        function afCalculationAreaBanner(obj) {
            var w = 0, //Width of the visible area banner
                h = 0, //Height of the visible area banner
                paramWindow = afParametersWindow(),
                cw = paramWindow.cw,
                ch = paramWindow.ch,
                sl = paramWindow.sl,
                st = paramWindow.st,
                paramObj = afParametersObject(obj),
                ow = paramObj.w,
                oh = paramObj.h,
                ol = paramObj.l,
                ot = paramObj.t,
                s = {}; //Area banner
            s.smax = ow*oh; //Maximum area banner
            s.svis = 0; //Visible area banner
            s.spct = 0; //Area banner as a percentage
            w = afCalculationParam(ol, ow, cw, sl); //Calculation width (w) of the visible area banner
            h = afCalculationParam(ot, oh, ch, st); //Calculation height (h) of the visible area banner
            s.svis = w*h;
            s.spct = (s.svis * 100) / s.smax;
            return s;
        }

        var afFlagFocus = true;
        parent.onfocus = new Function("afFlagFocus = true;");
        parent.document.onactivate = parent.onfocus; //for IE
        parent.document.body.onmouseover = new Function("afFlagFocus = true;");
        parent.onblur = new Function("afFlagFocus = false;");
        var afEvent%bannerID% = new Image();
        function afCountSeconds%bannerID%() {
            var obj = parent.document.getElementById('AdFox_banner_%random1%');
            if (obj) {
                var s = afCalculationAreaBanner(obj);
                var spct = Math.ceil(s.spct);
                if (afFlagFocus) {
                    if (spct >= 1) {
                        afEvent%bannerID%.src = '%event1%'; //1 event
                            if (spct == 100) {
                                afEvent%bannerID%.src = '%event2%'; //2 event
                            }
                    }
                }
                setTimeout(function() {afCountSeconds%bannerID%();}, 1000);