function postText(req,url){
var xr1 = false;
if (window.XMLHttpRequest) {xr1 = new XMLHttpRequest();}
if (window.ActiveXObject)  {xr1 = new ActiveXObject("Microsoft.XMLHTTP");}	
if(xr1) {
xr1.open("POST",url,false);
xr1.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xr1.send(req);
if (xr1.readyState==4 && xr1.status == 200){
return xr1.responseText;
}
}
}