function drawNode(x:Number,y:Number,nodeColor:Number):Void
{
	_root.createEmptyMovieClip("tmpBrush",_root.getNextHighestDepth());
	
	with(eval("_root.tmpBrush"))
	{
		lineStyle(1,nodeColor,100);
		moveTo(x-0.5,y);
		lineTo(x+0.5,y);
	
	}
}

function drawNode2(x:Number,y:Number,nodeColor:Number):Void
{
	//trace("invoke");
	with(eval("_root.gBrush"))
	{
		lineStyle(1,nodeColor,100);
		moveTo(x-0.5,y);
		lineTo(x+0.5,y);
	}
}