//システム開発室にて追加しました。ここから;
var page_no = 0;
function Display(no){
//	alert (page_no);
	if(no == 1){
		if(page_no < 5){
			if(page_no == 0){
				document.getElementById("prev0").style.display = "none";
				document.getElementById("prev1").style.display = "block";
			}
			document.getElementById("SW"+page_no).style.display = "none";
			++page_no;
			document.getElementById("SW"+page_no).style.display = "block";
			if(page_no == 5){
				document.getElementById("next0").style.display = "block";
				document.getElementById("next1").style.display = "none";
			}
		}
//		document.getElementById("prev").style.display = "none";
//		document.getElementById("next").style.display = "block";
//		document.getElementById("SW0").style.display = "none";
//		document.getElementById("SW1").style.display = "block";
	}else if(no == -1){
		if(page_no > 0){
			if(page_no == 5){
				document.getElementById("next0").style.display = "none";
				document.getElementById("next1").style.display = "block";
			}
			document.getElementById("SW"+page_no).style.display = "none";
			--page_no;
			document.getElementById("SW"+page_no).style.display = "block";
			if(page_no == 0){
				document.getElementById("prev0").style.display = "block";
				document.getElementById("prev1").style.display = "none";
			}
		}
//		document.getElementById("prev").style.display = "block";
//		document.getElementById("next").style.display = "none";
//		document.getElementById("SW0").style.display = "block";
//		document.getElementById("SW1").style.display = "none";
	}
//	alert (page_no);
}
//ここまで。