//设置输入框的提示值
function SetInputTipVal(iptId, tipVal) {
    var oldColor = $('#' + iptId).css('color');
    $('#' + iptId).val(tipVal).css({ color: '#999' }).focus(function() {
        if ($(this).val() == tipVal)
            $(this).val('').css({ color: oldColor });
    }).blur(function() {
        if ($(this).val() == '')
            $(this).val(tipVal).css({ color: '#999' });
    });
}
//设置loader
function SetLoader(obj, msg) {
    if (obj == null)
        $.blockUI({ message: '<div class="ajax-loader"><img src="/include/images/ajaxLoader.gif" /><br>' + msg + '</div>', css: { top: ($(window).height() - 100) / 2 + 'px', left: ($(window).width() - 300) / 2 + 'px', width: '300px'} });
    else
        $(obj).block({ message: '<div class="ajax-loader"><img src="/include/images/ajaxLoader.gif" /><br>' + msg + '</div>' });
}
//显示loader
function ShowLoader(obj) {
    $(obj).removeClass().html('<img src="/include/images/loading.gif" />');
}
//移除loader
function RemoveLoader(obj) {
    if (obj == null)
        $.unblockUI();
    else
        $(obj).unblock();
}
//ajax调试
var isDebug = true;
function AjaxDebug(XMLHttpRequest, textStatus, errorThrown) {
    if (isDebug) {
        $(document.body).append('<div><h1>' + XMLHttpRequest.responseText + '</div>');
    }
    SetLoader('#err', '出现错误，请重试......');
    RemoveLoader('#err');
}