<!-- このページの上部へスクロール -->

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);
  }
}


<!-- クイックヘルプ -->

function show_win(offfset_x,offset_y,w,msg,event){
	if (navigator.userAgent.match(/Mac/i) && navigator.userAgent.match(/MSIE\s+(\d+)\.?(\d+)?/i) ) {
		return;
	}
	
	
	if(document.getElementById){
		pop_obj=document.getElementById("pophelp");
	}else if(document.all){
		pop_obj=document.all("pophelp");
	}else if(document.layers){
		pop_obj = document.layers[obj];
	}
	if(event.x != null){
		x = event.x;
	}else{
		x = event.pageX;
	}
	if(event.y != null){
		y = event.y;
	}else{
		y = event.pageY;
	}

	pop_obj.innerHTML = msg;
	pop_obj.style.position = 'absolute';
	
	if (!navigator.userAgent.match(/Mac/i) || !navigator.userAgent.match(/MSIE\s+(\d+)\.?(\d+)?/i) ) {
		pop_obj.style.width = w + "px";
	}
	
	
	if(document.all){
		if (!navigator.userAgent.match(/Mac/i) || !navigator.userAgent.match(/MSIE\s+(\d+)\.?(\d+)?/i) ) {
			x+=document.documentElement.scrollLeft;
			y+=document.documentElement.scrollTop;
		}else{
			x+=document.body.scrollLeft;
			y+=document.body.scrollTop;
		}
	}
	x += offfset_x;
	y += offset_y;
	
    if(document.getElementById){        //Moz,NN6,IE5用
      pop_obj.style.left=x+ "px";
      pop_obj.style.top=y+ "px";
    }else if(document.all){
      pop_obj.style.pixelLeft=x; //IE4用
      pop_obj.style.pixelTop=y;
    }else if(document.layers){
     pop_obj.moveTo(x,y)    //NN4用
	}
	/*
	for(i=0;i<document.forms[0].elements.length;i++){
		if(document.forms[0].elements[i].type=='select-one'){
			document.forms[0].elements[i].style.display='none';
		}
	}*/
	pop_obj.style.display='';
}

function hide_win(){
	if(document.getElementById){
		pop_obj=document.getElementById("pophelp");
	}else if(document.all){
		pop_obj=document.all("pophelp");
	}else if(document.layers){
		pop_obj = document.layers[obj];
	}
	/*
	for(i=0;i<document.forms[0].elements.length;i++){
		if(document.forms[0].elements[i].type=='select-one'){
			document.forms[0].elements[i].style.display='';
		}
	}*/
	pop_obj.style.display='none';
}