screen.width || height>screen.height){

    options += ",scrollbars=yes";

    }else{

    options+= ",scrollbars=no";

    }

    //alert(width+">>"+height);

    //return false;

    new_window = window.open(url, name, options);

    window.self.name = "main";

    new_window.focus();

    }

    //--> 在一昼夜的时间里 ......