function ShowPhoto(mainImgCtrl, imgUrl, code,altText)
{
    var obj = GetImage(code);
    
    if(obj != null && obj.src != "")
        {
        if(document.getElementById(mainImgCtrl))
        {
        document.getElementById(mainImgCtrl).src = obj.src;
        document.getElementById(mainImgCtrl).alt = obj.alt;
        document.getElementById(mainImgCtrl).title = obj.title;
        }
        }
    else
    {    
        document.getElementById(mainImgCtrl).src = imgUrl;
        document.getElementById(mainImgCtrl).alt = altText;
        document.getElementById(mainImgCtrl).title = altText;
    }
}


function GetImage(code)
{
    if(bigImages == null)
        return null;
        
    for(var i=0; i<bigImages.length; i++)
    {
            if(bigImages[i][1] == code)
                return bigImages[i][0];
    }
    
    return null;
}