Para chat : <script id="sid0010000032395853344">(function() {function async_load(){s.id="cid0010000032395853344";s.src='http://st.chatango.com/js/gz/emb.js';s.style.cssText="width:250px;height:360px;";s.async=true;s.text='{"handle":"Hamigos","styles":{"b":60,"c":"3333CC","f":50,"l":"999999","p":"12","q":"999999","r":100,"s":1}}';var ss = document.getElementsByTagName('script');for (var i=0, l=ss.length; i < l; i++){if (ss[i].id=='sid0010000032395853344'){ss[i].id +='_';ss[i].parentNode.insertBefore(s, ss[i]);break;}}}var s=document.createElement('script');if (s.async==undefined){if (window.addEventListener) {addEventListener('load',async_load,false);}else if (window.attachEvent) {attachEvent('onload',async_load);}}else {async_load();}})();</script>


Para buscador de google : 
<img align="absmiddle" alt="Google" border="0" src="http://www.google.com/logos/Logo_40wht.gif" /></a> <input type="text" size="31" maxlength="255" value="" name="q" /> <input type="hidden" value="es" name="hl" /> <input type="submit" value="B&uacute;squeda Google" name="btnG" /></td>