// JavaScript Document
var xmlHttp

function show(id)
{ 
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
 	{
 		alert ("Browser does not support HTTP Request")
 		return
 	} 
	var url="writer-topics.php";
	url=url+"?str="+id;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged 
	xmlHttp.open("GET",url,true)
	xmlHttp.send(null)
}

function stateChanged() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		document.getElementById("msg").innerHTML=xmlHttp.responseText 
	} 
}

function GetXmlHttpObject()
{
	var xmlHttp=null;
	
	try
	{
	 	// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}