// JavaScript Document
function showContent(total, channelid, id)
{
    for (var i = 0; i < total; i++)
    {
        var nav = document.getElementById('nav'+channelid+'_'+i);
        var showcontent = document.getElementById('showcontent'+channelid+'_'+i);
        if (i == id)
        {
            nav.className = 'x1';
            showcontent.style.display = "none";
        }
        else
        {
            nav.className = 'x2';
            showcontent.style.display = "";
        }
    }
}