function init_dw_Scroll() {
    // arguments: id of outer div, id of content div
    // if horizontal scrolling, id of element containing scrolling content (table?)
   // var wndo1 = new dw_scrollObj('wn1', 'lyr1', 't1');
    var wndo2 = new dw_scrollObj('wn2', 'lyr2');
}