function backToTop() {
	var x1 = x2 = x3 = 0;
	var y1 = y2 = y3 = 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;
	}
	x3 = window.scrollX || 0;
	y3 = window.scrollY || 0;
	var x = Math.max(x1, Math.max(x2, x3));
	var y = Math.max(y1, Math.max(y2, y3));
	window.scrollTo(Math.floor(x / 1.4), Math.floor(y / 1.4));
	if (x > 0 || y > 0) {
		window.setTimeout("backToTop()", 20);
	}
}

var eventTimer;
var restScroll=0;
var moveValue=0;
function goToAnchor(basepos,movepos){
	var obj_base = getElemPosition(basepos);
	var elem_move = document.getElementById(movepos);
	var obj_move = getElemPosition(elem_move);
	restScroll = obj_move.y-obj_base.y;
	eventTimer = setInterval(setScrollPosition,10);
}
function setScrollPosition() {
	moveValue = Math.round(restScroll/4);
	parent.scrollBy(0,moveValue);
	restScroll = (restScroll>0)?restScroll-moveValue:restScroll-moveValue;
	if(moveValue==0){
		clearInterval(eventTimer);
		restScroll=0;
	}
}
function getElemPosition(elem) {
	var obj = new Object();
	obj.x = elem.offsetLeft;
	obj.y = elem.offsetTop;
	while(elem.offsetParent) {
		elem = elem.offsetParent;
		obj.x += elem.offsetLeft;
		obj.y += elem.offsetTop;
	}
	return obj;
}