function BBSLDCSextClearParams() {
        var BBSLDCSext;
        if (typeof(DCSext) != "undefined")
            BBSLDCSext = DCSext;
        else if (typeof(_tag) != "undefined" && typeof(_tag.DCSext) != "undefined")
            BBSLDCSext = _tag.DCSext;
        if (BBSLDCSext != null) {
            if (BBSLDCSext['wm_partner'] != null)
                BBSLDCSext['wm_partner'] = null;
            if (BBSLDCSext['wm_partner_click'] != null)
                BBSLDCSext['wm_partner_click'] = null;
            if (BBSLDCSext['wm_device'] != null)
                BBSLDCSext['wm_device'] = null;
            if (BBSLDCSext['wm_click'] != null)
                BBSLDCSext['wm_click'] = null;
        }
    }