TraceWindow = function(){
	this.init();
}
o = TraceWindow.prototype;
o.init = function(){
	var b = document.getElementsByTagName('body')[0];
	this.traceWindow = document.createElement("pre");
	this.traceWindow.id = "tracewindow";
	b.appendChild(this.traceWindow);
}
o.trace = function(msg){
	this.traceWindow.style.display = "block";
	//this.traceWindow.innerHTML = msg+this.traceWindow.innerHTML;
	this.traceWindow.innerHTML += msg;
	//this.traceWindow.scroll(0,100);
}