var ns = (navigator.appName.indexOf("Netscape") != -1);
var d = document;
function floatDiv(id, sx, sy, margin, step ){
	var el=d.getElementById(id);
	window[id + "_obj"] = el;
	if(d.layers)el.style=el;
	el.cx = el.sx = sx;
	el.cy = el.sy = sy;
	el.sP=function(x,y){this.style.left=x+"px";this.style.top=y+"px";};

	el.floatIt=function(){
		var pX, pY;
		pX = (this.sx >= 0) ? margin : ns ? innerWidth : (
		document.documentElement && document.documentElement.clientWidth ?
		document.documentElement.clientWidth : document.body.clientWidth);
		pY = ns ? pageYOffset : document.documentElement && document.documentElement.scrollTop ?
		document.documentElement.scrollTop : document.body.scrollTop;
		if(this.sy<0)
		pY += ns ? innerHeight : document.documentElement && document.documentElement.clientHeight ?
		document.documentElement.clientHeight : document.body.clientHeight;
		this.cx += (pX + this.sx - this.cx)/step;this.cy += (pY + this.sy - this.cy)/step;
		this.sP(this.cx, this.cy);
		setTimeout(this.id + "_obj.floatIt()", 10);
	}
	return el;
}