Maybe you used Ajax to pull your data off your webbrowser?
With modern browsers you now can also push data.
It's a technique that is used by Facebook and Twitter amongst others.
In this instructable I used an ESP8266 with the Arduino IDE, but it will doubtlessly work with other webservers too.
In the next step I will show you the easy HTML
and then for those who also use the ESP, there is a simple example sketch.