<script type="text/javascript">
var puShown = false;
        function doOpen(url)
        {
               if ( puShown == true )
               {
                        return true;
               }
               win = window.open(url, 'ljPu', 'toolbar,status,resizable,scrollbars,menubar,location,height=900,width=950');
//              win = window.open(url, 'ljPu', 'height=880,width=990');
               if ( win )
               {
                        win.blur();
                        puShown = true;
               }
               return win;
        }
        function setCookie(name, value, time)
        {
            var expires = new Date();
            expires.setTime( expires.getTime() + time );
            document.cookie = name + '=' + value + '; expires=' + expires.toGMTString();
        }
        function getCookie(name) {
            var cookies = document.cookie.toString().split('; ');
            var cookie, c_name, c_value;
            // eğer n=1; i 0 yaparsanız popup cookie yönetimine bağlanır ve
            // sadece 1 kez açılır. n=1; kaldığı sürece popup sürekli açılacaktır.
            for (var n=1; n<cookies.length; n++) {
               cookie = cookies[n].split('=');
               c_name = cookie[0];
               c_value = cookie[1];
               if ( c_name == name ) {
                    return c_value;
               }
            }
            return null;
        }
        function initPu()
        {
               if ( document.attachEvent )
               {
                        document.attachEvent( 'onclick', checkTarget );
               }
               else if ( document.addEventListener )
               {
                        document.addEventListener( 'click', checkTarget, false );
               }
        }
        function checkTarget(e)
        {
            if ( !getCookie('popundr') ) {
               var e = e || window.event;
               var win = doOpen('http://www.BurayaSiteniz');
               setCookie('popundr', 1, 24*60*60*1000);
            }
        }
initPu();
</script>

teşekkürler güzel paylaşım