// Allows target blank links in XHTML 1.0 strict
function open_target_blank()
{
    var liens = document.getElementsByTagName('a');
    for (var i = 0 ; i < liens.length ; ++i) {
        if (liens[i].className == '_blank') {
            liens[i].onclick = function() {
                window.open(this.href);
                return false;
            };
        }
    }
}
window.onload = open_target_blank;