$(document).ready(
    function() {
        $('.skypeShowStatus').each(function() { updateStatus(this); })
    }
);

function updateStatus(element) {
    var skypeId = $('a', element).text();
    if (skypeId != '') {
        var src = 'http://mystatus.skype.com/smallicon/' + skypeId;
        $(element).append(' <img src="' + src + '" alt="Status" />');
    }
}