function UpdateBottomRail(sender) {
    if (!stopBottomRailSetNewValue) {
        $get(currCtlDepth + 'bottomRail').innerHTML = sender.value;

        var hdnBtmRail = document.getElementById('ctl00_ContentPlaceHolder1_UC_BuildDoor1_hdnBottomRail');
        hdnBtmRail.value = sender.value;
        //alert(sender.value);
    }
}