Google feeds api: http://code.google.com/apis/ajaxfeeds/
google.load("feeds", "1");
function initialize() {
var feed = new google.feeds.Feed("http://feeds.mashable.com/Mashable?format=xml");
feed.load(function(result) {
if (!result.error) {
var container = document.getElementById("feed");
for (var i = 0; i < result.feed.entries.length; i++) {
var entry = result.feed.entries[i];
var div = document.createElement("div");
div.appendChild(document.createTextNode(entry.title));
container.appendChild(div);
}
}
});
}
google.setOnLoadCallback(initialize);