ÿþvar http = createRequestObject();

var areal = Math.random() + "";

var real = areal.substring(2,6);



function createRequestObject() {

	var xmlhttp;

	try { xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); }

  catch(e) {

    try { xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");}

    catch(f) { xmlhttp=null; }

  }

  if(!xmlhttp&&typeof XMLHttpRequest!="undefined") {

  	xmlhttp=new XMLHttpRequest();

  }

	return  xmlhttp;

}



function sendRequest() {

	var rnd = Math.random();

	var name = escape(document.getElementById("name").value);

	var email = escape(document.getElementById("email").value);

	var subject = escape(document.getElementById("subject").value);

	var body = escape(document.getElementById("body").value);



	try{

    http.open('POST',  'pform.php');

    http.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');

    http.onreadystatechange = handleResponse;

		http.send('name='+name+'&email='+email+'&subject='+subject+'&body='+body+'&rnd='+rnd);

	}

	catch(e){}

	finally{}

}



function check_values() {

	var valid = '';

	

	var name = document.getElementById("name").value;

	var email = document.getElementById("email").value;

	var subject = document.getElementById("subject").value;

	var body = document.getElementById("body").value;

	if(trim(name) == "" ||

		trim(email) == "" ||

		trim(subject) == "" ||

		trim(body) == "") {

			alert("0?>;=8B5 ?>60;C9AB0 2A5 3@0DK.");

	} else {

		if(isEmail(email)) {

			document.getElementById("submit").disabled=true;

			document.getElementById("submit").value='Processing...';

			sendRequest();

		} else {

			alert("#:068B5 04@5A M;5:B@>==>9 ?>GBK.");

			document.getElementById("email").focus();

			document.getElementById("email").select();

		}

	}

}



function handleResponse() {

	try{

    if((http.readyState == 4)&&(http.status == 200)){

    	var response = http.responseText;

      document.getElementById("confirmation").innerHTML = response;

      document.getElementById("confirmation").style.display ="";

		}

  }

	catch(e){}

	finally{}

}



function isUndefined(a) {

   return typeof a == 'undefined';

}



function trim(a) {

	return a.replace(/^s*(S*(s+S+)*)s*$/, "$1");

}



function isEmail(a) {

   return (a.indexOf(".") > 0) && (a.indexOf("@") > 0);

}