function myOpenText(myId) 
{
    if(myId == '') {return;}
    
    if (document.getElementById) 
    {
        var elem = document.getElementById (myId);
        if (elem && elem.className) 
        {
            elem.className = (elem.className == 'TextClosed') ? 'TextOpened' : 'TextClosed';
        }
    }
    
    return false;
}

function quShowImage(imgId, imgStyleSmall, imgStyleNormal) {
    if(imgId == '') {
        return;
    }
    
    if (document.getElementById) {
        var elem = document.getElementById (imgId);
        if (elem && elem.className) {
            elem.className = (elem.className == imgStyleSmall) ? imgStyleNormal : imgStyleSmall;
        }
    }
}