$(function(){
//hover処理
	$("#web").mouseover(function(){
	document.getElementById("web").src = "/common/web_on.jpg";
	});
	$("#web").mouseout(function(){
	document.getElementById("web").src = "/common/web.jpg";
	});
	$("#career").mouseover(function(){
	document.getElementById("career").src = "/common/career_on.jpg";
	});
	$("#career").mouseout(function(){
	document.getElementById("career").src = "/common/career.jpg";
	});
	$("#entry").mouseover(function(){
	document.getElementById("kentei4").src = "/html/new/kentei/imgs/kentei-1day_004_on.jpg";
	});
	$("#entry").mouseout(function(){
	document.getElementById("kentei4").src = "/html/new/kentei/imgs/kentei-1day_004.jpg";
	});
	$("#entry2").mouseover(function(){
	document.getElementById("kentei8").src = "/html/new/kentei/imgs/kentei-1day_008_on.jpg";
	});
	$("#entry2").mouseout(function(){
	document.getElementById("kentei8").src = "/html/new/kentei/imgs/kentei-1day_008.jpg";
	});
});
/************************************************
  
    Site Name: 
	Description: common script
	Version: 
	Author: 
	Last Modified :

************************************************/


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);
  }
}