//set slected nav item
var url = window.location;
if (url.toString().toLowerCase().indexOf('cv') != -1) {
    document.getElementById('cv').setAttribute('class', 'selected');
}
else if (url.toString().toLowerCase().indexOf('portfolio') != -1) {
    document.getElementById('portfolio').setAttribute('class', 'selected');
}
else if (url.toString().toLowerCase().indexOf('links') != -1) {
    document.getElementById('links').setAttribute('class', 'selected');
}
else {
    document.getElementById('home').setAttribute('class', 'selected');
}

//open links in new windows

var anchors = document.getElementsByTagName("a");

function externalLinks() {
    if (!document.getElementsByTagName) return;
    var anchors = document.getElementsByTagName("a");
    for (var i = 0; i < anchors.length; i++) {
        var anchor = anchors[i];
        if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "newwindow")
            anchor.target = "_blank";
    }
}
window.onload = externalLinks;