function GetMonthInInt(strMonthName)
{
    if (strMonthName != null)
    {
        strMonthName = strMonthName.toLowerCase();
        
        switch (strMonthName)
        {
            case "jan":
                return 1;
            case "feb":
                return 2;
            case "mar": 
            case "mrz":
                return 3;
            case "apr":
                return 4;
            case "may": 
            case "mai":
                return 5;
            case "jun":
                return 6;
            case "jul":
                return 7;
            case "aug":
                return 8;
            case "sep":
                return 9;
            case "oct": 
            case "okt":
                return 10;
            case "nov":
                return 11;
            case "dec": 
            case "dez":
                return 12;
        }
        
        return 0;
    }
    return 0;
}