function showSwf(strUrl) {
     var w_left = ((screen.width - 800)/2);
     var w_top = ((screen.height - 600)/2);
     var w_width = 800;
     var w_height = 600;
     var strOptions = "location=no";
     strOptions += ",toolbar=no";
     strOptions += ",menubar=no";
     strOptions += ",status=no";
     strOptions += ",scrollbars=no";
     strOptions += ",resizable=no";
     strOptions += ",left=" + w_left;
     strOptions += ",top=" + w_top;
     strOptions += ",width=" + w_width;
     strOptions += ",height=" + w_height;
     strOptions += ";";
     newWin = window.open(strUrl, "newWin", strOptions);
     newWin.document.close();
     newWin.focus();
}