// 文字サイズ変更用
function SizeChange(Size,Img){
  document.getElementById("container").style.fontSize=Size;
if (Img == "s"){
    document.getElementById("txt_size_imgs").src="/images/txt_size_over_s.gif";
    document.getElementById("txt_size_imgm").src="/images/txt_size_m.gif";
    document.getElementById("txt_size_imgl").src="/images/txt_size_l.gif";
  } else if (Img == "m") {
    document.getElementById("txt_size_imgs").src="/images/txt_size_s.gif";
    document.getElementById("txt_size_imgm").src="/images/txt_size_over_m.gif";
    document.getElementById("txt_size_imgl").src="/images/txt_size_l.gif";
  } else if (Img == "l") {
    document.getElementById("txt_size_imgs").src="/images/txt_size_s.gif";
    document.getElementById("txt_size_imgm").src="/images/txt_size_m.gif";
    document.getElementById("txt_size_imgl").src="/images/txt_size_over_l.gif";
  }
}