// IF AGENTS ARE AVAILABLE:
    function agents_available() {
        document.getElementById('smartbutton').innerHTML = '<A HREF="" onClick="window.open(\'https://admin.instantservice.com/links/5281/25736\',' +
   '\'custclient\',\'width=500,height=320,scrollbars=0\');return false;">' +
   'Chat Now</A>';
        return true;
    }
    // IF AGENTS ARE NOT AVAILABLE:
    function agents_not_available() {
        document.getElementById('smartbutton').innerHTML = '<a href="#chat" onclick="btnChatUnavail()" >Chat Currently Unavailable :( </a>';
        return true;
    }
    function btnChatUnavail() {
        var chatpopup = document.getElementById('chatpopUp');
        chatpopup.style.display = 'block';
    }
    function closeChatUnavailBox() {
        var chatpopup = document.getElementById('chatpopUp');
        chatpopup.style.display = 'none';
    }
    
    function chatAvailCheck() {
        document.write('<img src="http://rs.instantservice.com/resources/smartbutton/5281/25736/available.gif?' + Math.floor(Math.random() * 10001) + '" style="width:0;height:0;visibility:hidden;position:absolute;"' + ' onLoad="agents_available()" onError="agents_not_available()">');
    }