var xmlHttp;
var rootpath;
var active_id = "";
rootpath = "http://grendacorp.exanano.com/ajax/";
function GetXmlHttpObject(handler)
{
    var objXmlHttp=null
 
    if (navigator.userAgent.indexOf("Opera")>=0)
    {
        alert("Opera not supported...")
        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 getmenu(str)
{
  active_id = str;	
	if(str!=""){
    var url=rootpath + "menus.php" + "?doc_id=" + str;
    xmlHttp=GetXmlHttpObject(stateChanged);
		
    xmlHttp.open("GET", url , true);
    xmlHttp.send(null);		
	}	
}
function stateChanged()
{
    if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
    {  	
			data = xmlHttp.responseText;
			document.getElementById("menu"+active_id).innerHTML=xmlHttp.responseText;
			
    }
}
function launch_js(data) {
  // RegExp from prototype.sonio.net
  var ScriptFragment = '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)';
           
  var match    = new RegExp(ScriptFragment, 'img');
  var scripts  = data.match(match);
		
    if(scripts) {
        var js = '';
        for(var s = 0; s < scripts.length; s++) {
            var match = new RegExp(ScriptFragment, 'im');
            js += scripts[s].match(match)[1];
        }
        eval(js);
    }
}