URL Regex
by Tgwizman
JavaScript
message = 'hiya http://jsonp.net/{"url":"hiya.com"} hiya';
regex = /(http\:\/\/|www\.)\S+/gim;
var regex = new RegExp(regex);
if (message.match(regex)) {
document.body.innerHTML = regex.replace(regex, '$1<ahref="">$2$3</a>$4');
} else {
document.body.innerHTML = "URL doesn't match!";
}