function reload() {
    var schoolYearID = $("#ddlSchoolyear").combobox("getValue");
    var collegeID = $("#ddlCollege").combobox("getValue");
    var yearID = $("#ddlYear").combobox("getValue");

    if (yearID == nonSelect) yearID = null;
    if (collegeID == nonSelect) collegeID = null;

    top.ReportParameter = {
        SchoolyearID: schoolYearID,
        CollegeID: collegeID,
        GradeyearID: yearID
    };

    if (schoolYearID == nonSelect || !schoolYearID)
        $.messager.alert("系统信息", "请选择学年学期。");
    else
        $("#reportContent").attr("src", CMS_SystemConfig.VirtualDirectoryPath + CMS_SystemConfig.ScriptReportPagePath + "?ReportFolder=%2fPaymentManage%2fWorktimeTotalReport");
}