// Simple script for choosing a random fileName
// 2007-07-11, Kim Clemensson

/* IMAGE - ROTATOR */
var i_BASE_FILE_NAME = "bild_";
var i_FILE_TYPE = ".jpg"
var i_LEADING_ZERO_STOP = 10;
var i_MIN_RANDOM_NR = 1;
var i_MAX_RANDOM_NR = 3;

function GetImageFileName(p_lang)
{
    var langCode = (null != p_lang && typeof(p_lang) != "undefined" ) ? p_lang : "";
    var fileName = i_BASE_FILE_NAME + langCode;
    var randNo = Math.round(Math.random()*(i_MAX_RANDOM_NR-i_MIN_RANDOM_NR)) + i_MIN_RANDOM_NR;

    if(randNo < i_MIN_RANDOM_NR || randNo > i_MAX_RANDOM_NR)
        randNo = i_MIN_RANDOM_NR;
    if(randNo < i_LEADING_ZERO_STOP)
    {
        var str = "" + i_LEADING_ZERO_STOP;
        for(var i = 1; i < str.length; i++)
        {
            fileName += "0";
        }
    }
    
    fileName += randNo + i_FILE_TYPE;
    
    return fileName;
}