how to client print list of data in html ?

I want to print a list of values in html. I got this far:

Arduino site:

cl.print("");
cl.print("Hello world");
cl.print("");

HTML site:

document.getElementsByClassName("test")[0].innerHTML =
this.responseXML.getElementsByTagName('test')[0].childNodes[0].nodeValue;

............

This way cl.print overrides the previous value. How can i avoid this and create a listing? (100+)

Thanks!

SOLVED: cl.println()