var CommonSupport = {

    parseExternal: function() {
        if (document.getElementsByTagName) {
            var anchors = document.getElementsByTagName("a");
            for (var i = 0; i < anchors.length; i++) {
                var anchor = anchors[i];
                if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
                    anchor.target = "_blank";
                }
            }
        }
    },

    showMsn: function(anchor) {
        var url = anchor.href;
        popup = window.open(url, "msn", "height=406,width=605");
        if (window.focus) {
            popup.focus();
        }
        return false;
    }

}