function showadvs()
{var req=null;if(window.XMLHttpRequest)
req=new XMLHttpRequest();else if(window.ActiveXObject)
req=new ActiveXObject(Microsoft.XMLHTTP);req.onreadystatechange=function()
{if(req.readyState==4)
{if(req.status==200)
{document.getElementById("showad").innerHTML=req.responseText;}
else
{document.getElementById("showad").innerHTML="err";}}};req.open("GET","http://sms4smile.com/getad.php",true);req.setRequestHeader("Content-Type","application/x-www-form-urlencoded");req.send(null);}