function open_photo(id) {
				window.open('photo.html?action=detail&id='+id,'photo','width=500, height=540, scrollbars=yes');
			}

	var img=new Array();
	img[0]=new Image(),img[0].src="_img/menu_top_profile1.gif";
	img[1]=new Image(),img[1].src="_img/menu_top_schedule1.gif";
	img[2]=new Image(),img[2].src="_img/menu_top_news1.gif";
	img[3]=new Image(),img[3].src="_img/menu_top_blog1.gif";
	img[4]=new Image(),img[4].src="_img/menu_top_photo1.gif";
	img[5]=new Image(),img[5].src="_img/menu_top_mail1.gif";
	img[6]=new Image(),img[6].src="_img/menu_top_link1.gif";
	img[7]=new Image(),img[7].src="_img/menu_top_disco1.gif";
	img[8]=new Image(),img[8].src="_img/menu_top_bbs1.gif";


	var img2=new Array(); 
	img2[0]=new Image(),img2[0].src="_img/menu_top_profile2.gif";
	img2[1]=new Image(),img2[1].src="_img/menu_top_schedule2.gif";
	img2[2]=new Image(),img2[2].src="_img/menu_top_news2.gif";
	img2[3]=new Image(),img2[3].src="_img/menu_top_blog2.gif";
	img2[4]=new Image(),img2[4].src="_img/menu_top_photo2.gif";
	img2[5]=new Image(),img2[5].src="_img/menu_top_mail2.gif";
	img2[6]=new Image(),img2[6].src="_img/menu_top_link2.gif";
	img2[7]=new Image(),img2[7].src="_img/menu_top_disco2.gif";
	img2[8]=new Image(),img2[8].src="_img/menu_top_bbs2.gif";
	
	
	var img3=new Array();
	img3[0]=new Image(),img3[0].src="_img/menu_page_top1.gif";
	img3[1]=new Image(),img3[1].src="_img/menu_page_profile1.gif";
	img3[2]=new Image(),img3[2].src="_img/menu_page_schedule1.gif";
	img3[3]=new Image(),img3[3].src="_img/menu_page_blog1.gif";
	img3[4]=new Image(),img3[4].src="_img/menu_page_bbs1.gif";
	img3[5]=new Image(),img3[5].src="_img/menu_page_disco1.gif";
	img3[6]=new Image(),img3[6].src="_img/menu_page_mail1.gif";
	
	var img4=new Array(); 
	img4[0]=new Image(),img4[0].src="_img/menu_page_top2.gif";
	img4[1]=new Image(),img4[1].src="_img/menu_page_profile2.gif";
	img4[2]=new Image(),img4[2].src="_img/menu_page_schedule2.gif";
	img4[3]=new Image(),img4[3].src="_img/menu_page_blog2.gif";
	img4[4]=new Image(),img4[4].src="_img/menu_page_bbs2.gif";
	img4[5]=new Image(),img4[5].src="_img/menu_page_disco2.gif";
	img4[6]=new Image(),img4[6].src="_img/menu_page_mail2.gif";

	
	function reset_image(b){
      if ( document.images ){
            document.images["img_"+b].src = img[b].src ;
      }
    }
    function change_image(a){
      if ( document.images ){
             document.images["img_"+a].src = img2[a].src ;
      }
    }
	
	function reset_image2(b){
      if ( document.images ){
            document.images["img_"+b].src = img3[b].src ;
      }
    }
    function change_image2(a){
      if ( document.images ){
             document.images["img_"+a].src = img4[a].src ;
      }
    }