var xmlHttp;

function report_as_spam(id)
{ 	
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
	alert ("Browser does not support HTTP Request");
	return;
	} 
	var url;
	url="spam.php";
	var parameters;
	
	parameters="id="+encodeURI(id);
	
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("POST",url,true);
	xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlHttp.setRequestHeader("Content-length", parameters.length);
	xmlHttp.setRequestHeader("Connection", "close");
	xmlHttp.send(parameters);
	
}

function stateChanged() 
{ 
	
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		
		if(xmlHttp.responseText!="")
		{
		  alert("This ad has been marked as spam");
		  return false;
		}
		
	} 
} 

function GetXmlHttpObject()
{ 
	var objXMLHttp=null;
	if (window.XMLHttpRequest)
	{
	objXMLHttp=new XMLHttpRequest();
	}
	else if (window.ActiveXObject)
	{
	objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	return objXMLHttp;
}// JavaScript Document