var myProcess

function GetXmlHttpObject(handler)
{ 
	var objXmlHttp=null
	
	if (navigator.userAgent.indexOf("Opera")>=0)
	{
		alert("This example doesn't work in Opera") 
		return 
	}
	if (navigator.userAgent.indexOf("MSIE")>=0)
	{ 
		var strName="Msxml2.XMLHTTP"
		if (navigator.appVersion.indexOf("MSIE 5.5")>=0)
		{
			strName="Microsoft.XMLHTTP" 
		} 
		try
		{ 
			objXmlHttp=new ActiveXObject(strName)
			objXmlHttp.onreadystatechange=handler 
			return objXmlHttp
		} 
		catch(e)
		{ 
			alert("Error. Scripting for ActiveX might be disabled") 
			return 
		} 
	} 

	if (navigator.userAgent.indexOf("Mozilla")>=0)
		{
			objXmlHttp=new XMLHttpRequest()
			objXmlHttp.onload=handler
			objXmlHttp.onerror=handler 
			return objXmlHttp
		}
} 

function remove_file() 
{ 
   if(xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		//document.getElementById("all_image").innerHTML = xmlHttp.responseText
		str = xmlHttp.responseText.split("@@");
		document.getElementById("all_image").innerHTML = str[0];
		new_str  = str[1].split(",");
		for(i=0;i<str[2];i++)
		{
			document.getElementById("new_image_"+i).value = "";
		}

		for(i=0;i<new_str.length;i++)
		{
			document.getElementById("new_image_"+i).value = new_str[i];
		}

	}
} 


function display_topics() 
{ 
   if(xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		document.getElementById("show_topics").innerHTML = xmlHttp.responseText;
		
	}
} 


function display_post() 
{ 
   if(xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		document.getElementById("show_post").innerHTML = xmlHttp.responseText;
		
	}
} 


function displayCategory() 
{ 
   if(xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		document.getElementById("showCategory").innerHTML = xmlHttp.responseText;
		
	}
}