var xmlHttp
function showInfo(page,id,cat)
{ 	
	xmlHttp=GetXmlHttpObject()	
	var url=page
	url=url+"?id=" + id +"&cat=" + cat;
	xmlHttp.onreadystatechange=stateChanged 	
	xmlHttp.open("POST",url,true);
	xmlHttp.send('gfhg');
	
}
function stateChanged() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		document.getElementById("show_image").innerHTML=xmlHttp.responseText		
	} 
} 
function GetXmlHttpObject()
{ 
	var objXMLHttp=null
	if (window.XMLHttpRequest)
	{
		objXMLHttp=new XMLHttpRequest()
	}
	else if (window.ActiveXObject)
	{
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
	}
	return objXMLHttp
}