function escriu(mail) {
var name = mail;
var host = "cobdc.org";
document.write("<a title=\"Adreça de correu de les Jornades\" href=" + "mail" + "to:" + name + "@" + host +">" + name + "@" + host + "</a>");
}

function openExternal(){
    if(!document.getElementsByTagName) return;
    var anchors = document.getElementsByTagName('a');
    for(var i = 0; i < anchors.length; i++){
        var thisAnchor = anchors[i];
        if(thisAnchor.getAttribute('href') && thisAnchor.getAttribute('rel') == 'external'){
            thisAnchor.target = '_blank';
        }
    }
}

window.onload = openExternal;