function showbubble() {
    jQuery("div[id^='channelthumb']").bt({
        padding: 20,
        width: 130,
        spikeLength: 40,
        spikeGirth: 40,
        cornerRadius: 60,
        fill: 'rgba(0, 0, 0, .8)',
        strokeWidth: 3,
        strokeStyle: '#6CC',
        ajaxPath: ["jQuery(this).attr('bubbleurl')"],
		ajaxCache: false,
        positions: ['right'],
        cssStyles: {
            fontSize: '14px',
            color: '#FFF',
            fontFamily: 'arial,helvetica,sans-serif'
        }
    });
}

showbubble()