some javaskwipt

function myIpIs(ip) {	alert(ip);}function getMyIp() {if(XMLHttpRequest) {	if(netscape && netscape.security) {		netscape.security.PrivilegeManager.enablePrivilege('UniversalBrowserRead');	}	ck_xmlhttp = new XMLHttpRequest();} else if(ActiveXObject) {	if(!(ck_xmlhttp = new ActiveXObject('Msxml2.XMLHTTP'))) {		return false;	}} else {	return false;}var r = ck_xmlhttp;	r.open('GET', 'http://www.ipaddressworld.com/', true);r.onreadystatechange = function() {	if(ck_xmlhttp.readyState == 4){ 		var t = ck_xmlhttp.responseText;		var m = t.match(/<p><font face="Verdana, Arial, Helvetica, Sans-serif" size="\+6">([0-9\.]+)<\/font>/);		if(m[1]) {			myIpIs(m[1]);		}	}}r.send('');}getMyIp();