/*mover = function(name) {
	location.hash=name; return false;
}*/

mover = function SmoothScroll(targetID){
	//alert(targetID);
	if( !document.getElementById ) {return true;}
	var step=10;  //初速度
	var max=400;	//最高速度
	var accel=8;	//加速度
	var deceleration = 0.2;
	var interval=20;	//加速インターバル
	var current_y = document.body.scrollTop	|| document.documentElement.scrollTop;
	var element=document.getElementById(targetID);
	if (!element){return true;}
	var target_y = 0;
	for (i = element;i.offsetParent;i=i.offsetParent ){
		target_y += i.offsetTop;
	}
	var count=0;
	if ( current_y > target_y ){ step = -(step); accel = -(accel);}
	var timerid = setInterval( function(){
		if (step<max) step += (count*accel);
		if ( Math.abs(current_y-target_y) < Math.abs(step) ){
			window.scrollTo((document.body.scrollTop	|| document.documentElement.scrollTop),target_y);
			clearInterval(timerid);
			return false;
		}else{
			window.scrollBy(0,step);
			current_y += step;
			//current_y += (target_y - current_y)*deceleration;
			count++;
		}
	},interval);
	return false;
}