var xmlHttp
function loadEmail()
{
tgt="sendmail.php";
var yourname = document.forms[0].yourname.value;
var yourphone = document.forms[0].yourphone.value;
var youremail = document.forms[0].youremail.value;
var yourcomments = document.forms[0].yourcomments.value;
if (tgt.length > 0)
{ 
tgt = tgt + "?yn=" + yourname + "&yp=" + yourphone + "&ye=" + youremail + "&yc=" + yourcomments;
var url=tgt;

xmlHttp=GetXmlHttpObject(stateChanged)
xmlHttp.open("GET", url , true)
xmlHttp.send(null)

} 
else
{ 
document.getElementById("placeHolder").innerHTML=""
} 
} 

function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
{ 
document.getElementById("placeHolder").innerHTML = xmlHttp.responseText;
} 
} 

function GetXmlHttpObject(handler)
{ 
var objXmlHttp=null

if (navigator.userAgent.indexOf("Opera")>=0)
{
alert("This example doesn't work in Opera") 
return 
}
if (navigator.userAgent.indexOf("MSIE")>=0)
{ 
var strName="Msxml2.XMLHTTP"
if (navigator.appVersion.indexOf("MSIE 5.5")>=0)
{
strName="Microsoft.XMLHTTP"
} 
try
{ 
objXmlHttp=new ActiveXObject(strName)
objXmlHttp.onreadystatechange=handler 
return objXmlHttp
} 
catch(e)
{ 
alert("Error. Scripting for ActiveX might be disabled") 
return 
} 
} 
if (navigator.userAgent.indexOf("Mozilla")>=0)
{
objXmlHttp=new XMLHttpRequest()
objXmlHttp.onload=handler
objXmlHttp.onerror=handler 
return objXmlHttp
}
}