/*
============================================
//FontSize
============================================
*/
// cookie script http://www.quirksmode.org/js/cookies.html
function createCookie(name,value,days){
   if (days){
   var date = new Date();
   date.setTime(date.getTime()+(days*24*60*60*1000));
   var expires = "; expires="+date.toGMTString();
   }
   else var expires = "";
   document.cookie = name+"="+value+expires+"; path=/";
}
function readCookie(name){
   var nameEQ = name + "=";
   var ca = document.cookie.split(';');
   for(var i=0;i < ca.length;i++)
   {
   var c = ca[i];
   while (c.charAt(0)==' ') c = c.substring(1,c.length);
   if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
   }
   return null;
}
function big() {createCookie('fontSize','big', 1);readsize();}
function mid() {createCookie('fontSize', 'mid', 1);readsize();}
function sml() {createCookie('fontSize', 'sml', 1);readsize();}
function readsize() {
	var fsize = "";
	switch (readCookie('fontSize')) {
	case 'big':fsize="18px";break;
	case 'sml':fsize="12px";break;
	default:fsize="16px";
	}
	document.getElementsByTagName("body")[0].style.fontSize = fsize;
}
/*
============================================
//Scroll
//http://f32.aaa.livedoor.jp/~azusa/
============================================
*/
/* なだらかにスクロールしてページの上部に戻る */
    function fBacktoTop() {
        var d=document;
        /* 画面の左端からの距離 */
        var scroll_left=d.body.scrollLeft || d.documentElement.scrollLeft || d.scrollX || 0;
         /* 画面の上端からの距離 */
        var scroll_top=d.body.scrollTop || d.documentElement.scrollTop || d.scrollY || 0;
        // 画面スクロール
        scrollTo(scroll_left/2, scroll_top/2);
        /* 画面最上部に移動するまで繰り返す */
        if(scroll_left>0 || scroll_top>0){
            var f=setTimeout("fBacktoTop()", 50);
        }else{
            clearTimeout(f);
        }
    }
/*
============================================
//FloatMenu
============================================
*/
function showmenu(ID) {
	document.getElementById(ID).className="view"
}
function hidemenu(ID) {
	document.getElementById(ID).className="hide"
}
/*
============================================
//OpenWindow
============================================
*/
function MM_openBrWindow(theURL,winName,features) {
  window.open(theURL,winName,features);
}