function fix_external_links()
{
    if (!document.getElementsByTagName) return;

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

    for (var i = 0; i < anchors.length; i++)
    {
        var anchor = anchors[i];

        if (anchor.getAttribute("rel") && anchor.getAttribute("rel") == "external")
            anchor.target = "_blank";
    }
}

function changeloc(isPU)
{
    var cdate = new Date();
    var expires = new Date(cdate.getFullYear()+1, cdate.getMonth(), cdate.getDate());
    var val = document.getElementById("location").value;
    document.cookie = "loc=" + escape(val) + ";expires=" + expires.toGMTString() + ";path=/";
    parent.location.href = (isPU == "y") ? "../change.php?page=" + parent.location.href : "change.php?page=" + parent.location.href;
}

window.onload = fix_external_links;