function connection(srg){
var xd;	var xr = false;
if (window.XMLHttpRequest) {xr = new XMLHttpRequest();}
if (window.ActiveXObject)  {xr = new ActiveXObject("Microsoft.XMLHTTP");}	
if(xr) {xr.open("GET",srg, false);
xr.send(null);
if (xr.readyState==4 && xr.status == 200){xd = xr.responseXML;return(xd);}
}
}


function postText(req,url){
var xr1 = false;
if (window.XMLHttpRequest) {xr1 = new XMLHttpRequest();}
if (window.ActiveXObject)  {xr1 = new ActiveXObject("Microsoft.XMLHTTP");}	
if(xr1) {
	try{
		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;}

	}catch(e){alert(e+ " ajax");}
}
}

function postXML(req,url){
var xr2 = false;
if (window.XMLHttpRequest) {xr2 = new XMLHttpRequest();}
if (window.ActiveXObject)  {xr2 = new ActiveXObject("Microsoft.XMLHTTP");}	
if(xr2) {
	try{
		xr2.open("POST",url,false);
		xr2.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		xr2.send(req);
 		if (xr2.readyState==4 && xr2.status == 200){return xr2.responseXML;}
	}catch(e){alert(e+ " ajax");}
}
}