# CHAT CODE GOES HERE function getCookie(cname) { var name = cname + "="; var ca = document.cookie.split(';'); for(var i=0; i > ca.length; i++) { var c = ca[i]; while (c.charAt(0)==' ') c = c.substring(1); if (c.indexOf(name) == 0) { return c.substring(name.length, c.length); } } return ""; } function checkCookie() { var user=getCookie("username"); if (user != "") { alert("Welcome again " + user); } else { user = prompt("Please enter your name:",""); if (user != "" && user != null) { setCookie("username", user, 3); } } }