function pageNo(){
	if(!document.getElementById) return false;
	var sectionFooter = document.getElementById("section-footer");
	var pageNo = document.createElement("p");
	var text = "はじめに";
	var number = document.createTextNode(text);
	pageNo.appendChild(number);
	if(!document.getElementById("advertisement1")){
		sectionFooter.appendChild(pageNo);
		}else{
		var advertisement1 = document.getElementById("advertisement1");
		sectionFooter.appendChild(advertisement1);
		sectionFooter.appendChild(pageNo);
		}
	}
prepareOnloadFunction(pageNo);
function side2(){
	if(!document.getElementById) return false;
	var topicPass = document.getElementById("topic-pass");
	var side1 = document.getElementById("side1");
	var side1Inner = document.getElementById("side1-inner");
	side1.insertBefore(topicPass,side1Inner);
	}
prepareOnloadFunction(side2);