var http_request = false;
var Get_http_response;
var mmmm
function new_xmlhttp(){
if (window.XMLHttpRequest) { // Mozilla, Safari,...
http_request = new XMLHttpRequest();
if (http_request.overrideMimeType) {
http_request.overrideMimeType('text/xml');
}
} 
else if (window.ActiveXObject) { // IE
 try {
 http_request = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
        try {
http_request = new ActiveXObject("Microsoft.XMLHTTP");
     } catch (e) {}
 }
}
if (!http_request) {
                    alert("Cannot create an XMLHTTP instance");
                    return false;
                }
return http_request;
}
//sendpost
function sendPost(formId,spanId,url)
{
if (spanId!='yok'){
document.getElementById(spanId).innerHTML = '<div align="center" ><table height="100%" border="0" cellpadding="0" cellspacing="0" ><tr><td valign="middle"><img src="images/loading.gif" ></tr></table></div>'
}
    var form = document.getElementById(formId);
	var span = document.getElementById(spanId);
	var postRequest = new String("");

    if (formId!='yok'){
	var n,v;
	for(var i=0;i<form.elements.length;i++)
	{   n = form.elements[i].name;
		v = form.elements[i].value;
		postRequest += escape(n) + '=' + escape(v) + '&';}
	
	var xmlhttp = new_xmlhttp();
	xmlhttp.open("POST",url,true);
	xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded;charset=windows-1254");
    xmlhttp.send(postRequest);}else
	{
	var xmlhttp = new_xmlhttp();
	xmlhttp.open("POST",url,true);
	xmlhttp.send(null);
	}
xmlhttp.onreadystatechange =function() {
if (xmlhttp.readyState == 4) {if (xmlhttp.status == 200) {
if (spanId!='yok'){span.innerHTML = xmlhttp.responseText;}

}else{alert('Bir Problem Oluştu...\n'+ url);if (spanId!='yok'){span.innerHTML = xmlhttp.responseText;}}}	
}
return false;
}