/* ---------------------------------------
	pagetop tween
--------------------------------------- */
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 / 2), Math.floor(y / 2));

    if (x > 0 || y > 0) {
        window.setTimeout("backToTop()", 25);
    }
}


/* ---------------------------------------
	ショッピングガイド
--------------------------------------- */
function openMap(in_str, in_num){
	var url = in_str;
	
	var windowName = "window_nsk";
	var width  = in_num ? 600 : 700;
	var height = 700;
	
	var w = window.open(url, windowName, "toolbar=1,status=1,menubar=1,scrollbars=1,resizable=1,height=" + height + ",width=" + width);
	
	x = (screen.width  - width)  / 2;
	y = (screen.height - height) / 2 - 100;
	
	w.resizeTo(width, height);
	w.moveTo(x,y);
	w.focus();
}