var req=null;
var subMenuId="";

function initRequest(){
var xRequest=null;
if (window.XMLHttpRequest){
xRequest=new XMLHttpRequest();
} else if (window.ActiveXObject){
xRequest=new ActiveXObject("Microsoft.XMLHTTP");
}
return xRequest;
}
///////////////////////////////////////////////////////
function open_page(url){
	req=initRequest();
	if (req){
	req.onreadystatechange=onChangeState_Page;
	req.open("POST",url,true);
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	req.send(url);
	}
	return false;
}

function onChangeState_Page(){
	if (req.readyState==4){
	document.getElementById("dvMain").innerHTML=req.responseText;
	}else{
	document.getElementById("dvMain").innerHTML='<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" width="40" height="40" id="preloader-marv" align="middle">'+
	'<param name="allowScriptAccess" value="sameDomain" />'+
	'<param name="allowFullScreen" value="false" />'+
	'<param name="movie" value="Flash/preloader-marv.swf" /><param name="quality" value="high" /><param name="wmode" value="transparent" /><param name="bgcolor" value="#333333" />	<embed src="Flash/preloader-marv.swf" quality="high" wmode="transparent" bgcolor="#333333" width="40" height="40" name="preloader-marv" align="middle" allowscriptaccess="sameDomain" allowfullscreen="false" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />'+
	'</object>'+
	'</div>';
	}
}
///////////////////////////////////////////////////////