/*javascript*/


<!--テキストを消す-->
function txt_hide(){
	for (i = 0; i < txt_hide.arguments.length; i++) {
  		document.getElementById(txt_hide.arguments[i]).style.display='none';
  	}
}


<!--選択された内容を表示-->
function txt_flip(tmei,tabmei){
if(tmei != 1){
	for (j = 1; j < 3; j++) {
		tmei_j = "t" + j;
		if(tmei_j == tmei){
			document.getElementById(tmei_j).className = "active" + j;
		}else{
			document.getElementById(tmei_j).className = "nomal" + j;
		}
	}
  for (i = 1; i < 3; i++) {
  	tabmei_i = "tab" + i;
  	if (tabmei_i == tabmei) {
    	document.getElementById(tabmei_i).style.display='';
  	} else {
    	document.getElementById(tabmei_i).style.display='none';
  	}
  }
  }
}


<!--ページトップに戻る-->
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()", 75);
  }
}