function copyright(){
	myDate = new Date();
	myYear = myDate.getFullYear();
	document.write(myYear);
}

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()", 50);
  }
}

function backToSection01() {
  var x1 = x2 = x3 = 0;
  var y1 = y2 = y3 = 0;
  if (document.documentElement) {
      x1 = document.documentElement.scrollLeft || 560;
      y1 = document.documentElement.scrollTop || 560;
  }
  if (document.body) {
      x2 = document.body.scrollLeft || 560;
      y2 = document.body.scrollTop || 560;
  }
  x3 = window.scrollX || 560;
  y3 = window.scrollY || 560;
  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 > 560 || y > 560) {
      window.setTimeout("backToSection01()", 50);
  }
}



function chkCode(id) {
  work='';
  for (lp=0;lp<id.value.length;lp++) {
    unicode=id.value.charCodeAt(lp);
    if ((0xff0f<unicode) && (unicode<0xff1a)) {
      work+=String.fromCharCode(unicode-0xfee0);
    } else if ((0xff20<unicode) && (unicode<0xff3b)) {
      work+=String.fromCharCode(unicode-0xfee0);
    } else if ((0xff40<unicode) && (unicode<0xff5b)) {
      work+=String.fromCharCode(unicode-0xfee0);
    } else {
      work+=String.fromCharCode(unicode);
    }
  }
  id.value=work;
}