if (document.images) {

img01on=new Image(); img01on.src="/image/m_home_on.gif";  img01off=new Image(); img01off.src="/image/m_home.gif";
img02on=new Image(); img02on.src="/image/m_menber_on.gif";  img02off=new Image(); img02off.src="/image/m_menber.gif";
img03on=new Image(); img03on.src="/image/m_ibm_on.gif";  img03off=new Image(); img03off.src="/image/m_ibm.gif";
img04on=new Image(); img04on.src="/image/m_gtug_on.gif";  img04off=new Image(); img04off.src="/image/m_gtug.gif";
img05on=new Image(); img05on.src="/image/m_admin_on.gif";  img05off=new Image(); img05off.src="/image/m_admin.gif";

img11on=new Image(); img11on.src="/image/m1_home_on.gif";  img11off=new Image(); img11off.src="/image/m1_home.gif";
img12on=new Image(); img12on.src="/image/m1_kaisoku_on.gif";  img12off=new Image(); img12off.src="/image/m1_kaisoku.gif";
img13on=new Image(); img13on.src="/image/m1_katudo_on.gif";  img13off=new Image(); img13off.src="/image/m1_katudo.gif";
img14on=new Image(); img14on.src="/image/m1_yakuin_on.gif";  img14off=new Image(); img14off.src="/image/m1_yakuin.gif";
img15on=new Image(); img15on.src="/image/m1_kaiin_on.gif";  img15off=new Image(); img15off.src="/image/m1_kaiin.gif";
img16on=new Image(); img16on.src="/image/m1_nyukai_on.gif";  img16off=new Image(); img16off.src="/image/m1_nyukai.gif";
img17on=new Image(); img17on.src="/image/m1_otoiawase_on.gif";  img17off=new Image(); img17off.src="/image/m1_otoiawase.gif";
img21on=new Image(); img21on.src="/image/m2_event_on.gif";  img21off=new Image(); img21off.src="/image/m2_event.gif";
img22on=new Image(); img22on.src="/image/m2_weeklynews_on.gif";  img22off=new Image(); img22off.src="/image/m2_weeklynews.gif";
img23on=new Image(); img23on.src="/image/m2_hiroba_on.gif";  img23off=new Image(); img23off.src="/image/m2_hiroba.gif";
img24on=new Image(); img24on.src="/image/m2_bunkakai_on.gif";  img24off=new Image(); img24off.src="/image/m2_bunkakai.gif";
img25on=new Image(); img25on.src="/image/m2_gijutu_on.gif";  img25off=new Image(); img25off.src="/image/m2_gijutu.gif";
img26on=new Image(); img26on.src="/image/m2_letter_on.gif";  img26off=new Image(); img26off.src="/image/m2_letter.gif";
img27on=new Image(); img27on.src="/image/m2_release_on.gif";  img27off=new Image(); img27off.src="/image/m2_release.gif";
img28on=new Image(); img28on.src="/image/m2_manual_on.gif";  img28off=new Image(); img28off.src="/image/m2_manual.gif";
img29on=new Image(); img29on.src="/image/m2_redbook_on.gif";  img29off=new Image(); img29off.src="/image/m2_redbook.gif";
img30on=new Image(); img30on.src="/image/m1_redbook_j_on.gif";  img30off=new Image(); img30off.src="/image/m1_redbook_j.gif";
img37on=new Image(); img37on.src="/image/m1_redbook_e_on.gif";  img37off=new Image(); img37off.src="/image/m1_redbook_e.gif";
img38on=new Image(); img38on.src="/image/m1_event_on.gif";  img38off=new Image(); img38off.src="/image/m1_event.gif";
img39on=new Image(); img39on.src="/image/m2_event2_on.gif";  img39off=new Image(); img39off.src="/image/m2_event2.gif";
img40on=new Image(); img40on.src="/image/m1_manual_on.gif";  img40off=new Image(); img40off.src="/image/m1_manual.gif";
img41on=new Image(); img41on.src="/image/m1_material_on.gif";  img41off=new Image(); img41off.src="/image/m1_material.gif";

img31on=new Image(); img31on.src="/image/btn_member_on.gif";  img31off=new Image(); img31off.src="/image/btn_member.gif";
img32on=new Image(); img32on.src="/image/btn_ibm_on.gif";  img32off=new Image(); img32off.src="/image/btn_ibm.gif";
img33on=new Image(); img33on.src="/image/btn_gtug_on.gif";  img33off=new Image(); img33off.src="/image/btn_gtug.gif";
img34on=new Image(); img34on.src="/image/btn_admin_on.gif";  img34off=new Image(); img34off.src="/image/btn_admin.gif";
img35on=new Image(); img35on.src="/image/m2_requwire_on.gif";  img35off=new Image(); img35off.src="/image/m2_requwire.gif";
img36on=new Image(); img36on.src="/image/btn_ibmsoft_on.gif";  img36off=new Image(); img36off.src="/image/btn_ibmsoft.gif";

}
function imgOn(imgName) {
if (document.images) {
document[imgName].src=eval(imgName+"on.src")
}
}
function imgOff (imgName) {
if (document.images) {
document[imgName].src=eval(imgName+"off.src");
}
}