function toggleContent(showid,count,prefix) {
    if (document.getElementById) {               
        for (i = 1; i <= count; i++){
            var divid = prefix+i;
            if (i == showid)
                document.getElementById(divid).style.display = 'block';
            else
                document.getElementById(divid).style.display = 'none';
        }
    }
    else {
        if (document.layers) {
            for (i = 1; i <= count; i++){
                var divid = prefix+i;
                if (i == showid)
                    document.divid.display = 'block';
                else
                    document.divid.display = 'none';
            }
        }
        else {
            for (i = 1; i <= count; i++){
                var divid = prefix+i;
                if (i == showid)
                    document.all.divid.style.display = 'block';
                else
                    document.all.divid.style.display = 'none';
            }
        }
    }
}