Sys.WebForms.PageRequestManager.getInstance().add_beginRequest(beginRequest);
Sys.WebForms.PageRequestManager.getInstance().add_endRequest(endRequest);


function beginRequest(sender, args) {
    //alert("start");
    $("#AjaxRequestDiv").addClass('ajaxBackground');
    $("#AjaxRequestImage").addClass('ajaxBackgroundProcessingImg');
    //    window.status = "Please wait...";
    //    document.body.style.cursor = "wait";
}

function endRequest(sender, args) {
    $("#AjaxRequestDiv").removeClass('ajaxBackground');
    $("#AjaxRequestImage").removeClass('ajaxBackgroundProcessingImg');

}
function numonly(root) {
    var reet = root.value;
    var arr1 = reet.length;
    var ruut = reet.charAt(arr1 - 1);
    if (reet.length > 0) {
        var regex = /[0-9]|\./;
        if (!ruut.match(regex)) {
            var reet = reet.slice(0, -1);
            $(root).val(reet);
        }
    }
}