var list = new Array();

function browserOb()
{
	this.ie = typeof document.getElementById != "undefined"?true:false;
	this.ns = typeof document.layers != "undefined"?true:false;
}
var browser = new browserOb;

function writeToLayer(layerOb,text)
{
	if (!layerOb)
	{
		document.write(text);
		return;
	}
	if (browser.ie)
	{
		var writepath = document.getElementById(layerOb);
		writepath.innerHTML = text;
	}
	else if (browser.ns)
	{
//		 var writepath = eval("document.layers.MAIN.document.layers.bookinfo.document");
		 var writepath = eval("document.bookinfo.document");
		 writepath.open();
		 writepath.write(text);
		 writepath.close();
	}

}

function OrgOb(name, desc)
{
	this.name = name;
	this.desc = desc;
	var id = list.length;
	this.id = id;
		
	this.writeLayer = function writeLayer()
	{
		var text = "<BIG><B>"+name+"</B></BIG><BR><BR><IMG src=\"./photos/"+randomImage()+"\" align=\"right\" alt=\"Photo of Tibet\" border=1 bgColor='black'>"+desc+"</BR><BR>";
		writeToLayer("bookinfo",text);
	}

}

function createEntry(name, desc)
{
	var newOb = new OrgOb(name,desc);
	var id = newOb.id;
	list[id] = newOb;
}

function showLayer(index)
{
	list[index].writeLayer();
	return;
}