if(document.images){
 var onimg=new Array(
 	"/images2/navi_01b.gif",
 	"/images2/navi_02b.gif",
 	"/images2/navi_03b.gif",
 	"/images2/navi_04b.gif",
 	"/images2/navi_05b.gif",
 	"/images2/navi_06b.gif",
 	"/images2/side_title_navi_01b.gif",
 	"/images2/side_title_navi_02b.gif",
 	"/images2/side_title_navi_03b.gif",
 	"/images2/side_title_navi_04b.gif",
 	"/images2/side_title_navi_05b.gif",
 	"/images2/side_link_a02.gif",
 	"/images2/side_link_b02.gif",
 	"/images2/side_link_c02.gif",
 	"/images2/side_link_d02.gif",
 	"/images2/side_link_e02.gif"
 	);
 
 var offimg=new Array(
 	"/images2/navi_01a.gif",
 	"/images2/navi_02a.gif",
 	"/images2/navi_03a.gif",
 	"/images2/navi_04a.gif",
 	"/images2/navi_05a.gif",
 	"/images2/navi_06a.gif",
 	"/images2/side_title_navi_01.gif",
 	"/images2/side_title_navi_02.gif",
 	"/images2/side_title_navi_03.gif",
 	"/images2/side_title_navi_04.gif",
 	"/images2/side_title_navi_05.gif",
 	"/images2/side_link_a.gif",
 	"/images2/side_link_b.gif",
 	"/images2/side_link_c.gif",
 	"/images2/side_link_d.gif",
 	"/images2/side_link_e.gif"
 	);
 
 var onsel=new Array();
 var offsel=new Array();
 for (i=0; i<onimg.length; i++){
 onsel[i]=new Image();
 offsel[i]=new Image();
 onsel[i].src=onimg[i];
 offsel[i].src=offimg[i];
}
}
function onSelect(n){
 if(document.images){
     document.images["imge" + n].src=onsel[n].src;
}
}
function offSelect(n){
 if(document.images){
     document.images["imge" + n].src=offsel[n].src;
}
}