var isDHTML = 0;
var isLayers = 0;
var isAll = 0;
var isID = 0;
var isBusy = false;

if (document.getElementById)
{
	isID = 1;
	isDHTML = 1;
}
else
{
	browserVersion = parseInt(navigator.appVersion);
	if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4))
	{
		isLayers = 1;
		isDHTML = 1;
	}
	else if (document.all)
	{
		isAll = 1;
		isDHTML = 1;
	}
}

function findDOM(objectID,withStyle)
{
	if (withStyle == 1)
	{
		if (isID) return (document.getElementById(objectID).style);
		else
		{
			if (isAll) return (document.all[objectID].style);
			else return getObjNN4(top.document,objectID);
		}
	}
	else
	{
		if (isID) return (document.getElementById(objectID));
		else
		{
			if (isAll) return (document.all[objectID]);
			else if (isLayers) return getObjNN4(top.document,objectID);
		}
	}
}

function getObjNN4(obj,name)
{
	var x = obj.layers;
	for (var i=0;i<x.length;i++)
	{
		if (x[i].id == name) return x[i];
		else if (x[i].layers.length) var tmp = getObjNN4(x[i],name);
		if (tmp) return tmp;
	}
	return null;
}

function writeToLayer(id,text)
{
	x = findDOM(id,0);
	if (!x) return;

	if (isLayers)
	{
		if (isBusy) setTimeout("writeToLayer( '"+id+"', '"+text+"' )",250);
		else
		{
			isBusy = true;
			x.document.write(text);
			x.document.close();
			isBusy = false;
		}
	}
	else x.innerHTML = text;
}