// JavaScript Document

function chImg(img, str){
document.images[img].src=str;
}

function smoothScroll() {
	var xScrollSpeed = 1;
	var yScrollSpeed = 1.1;
	
	var x1 = x2 = 0;
	var y1 = y2 = 0;
	if (document.documentElement) {
		x1 = document.documentElement.scrollLeft || 0;
		y1 = document.documentElement.scrollTop || 0;
	}
	if (document.body) {
		x2 = document.body.scrollLeft || 0;
		y2 = document.body.scrollTop || 0;
	}
	var x = Math.max(x1, x2);
	var y = Math.max(y1, y2);
	window.scrollTo(Math.floor(x/xScrollSpeed), Math.floor(y/yScrollSpeed));
	if (x>0 || y>0) {
		window.setTimeout("smoothScroll()", 10);
	}
}