function getverify()
{
	
	var payload="verify_captcha.php?recaptcha_challenge_field="+ document.getElementById('recaptcha_challenge_field').value + "&recaptcha_response_field="+ document.getElementById('recaptcha_response_field').value + "&";
	//alert(payload);
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 } 

xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open("POST",payload,true);
xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
xmlHttp.setRequestHeader("Content-length", payload.length);
xmlHttp.setRequestHeader("Connection", "close");
xmlHttp.send(payload)
	return false
} 
function stateChanged() 
{ 
 if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
	 //alert(xmlHttp.responseText);
	if(xmlHttp.responseText=="1")
	 {
 document.getElementById('frm_contact').submit();
 return true;
	 }
	 else
	 {
		 alert("image verification failed");
		 return false
	 }
 } 
} 

function GetXmlHttpObject()
{ 
var objXMLHttp=null
if (window.XMLHttpRequest)
 {
 objXMLHttp=new XMLHttpRequest()
 }
else if (window.ActiveXObject)
 {
 objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
 }
return objXMLHttp
}
function trim(str, chars) {
    return ltrim(rtrim(str, chars), chars);
}

function ltrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}

function rtrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}