for(Long v : sets) {
speedScaleWidget.addOption(SpeedFormatter.formatByteCountToKiBEtcPerSec(v * 1024,true), v);
}
boolean result = speedScaleWidget.open(down_limit, JMConstants.isWindows);
if (result) {
long value = speedScaleWidget.getValue();
value*=1024;
try {
config_manager.setDownloadLimit(value);