<!-- ボタンにマウスを合わせたら絵が変わるスクリプト -->
var ver4 = (navigator.appVersion.charAt(0) == "4");
var NN4  = ver4 && (navigator.appName == "Netscape");
var IE4 = ver4 && (navigator.appName.charAt(0) == "M");
var NN3 = ((navigator.appVersion.charAt(0) == "3") && (navigator.appName == "Netscape"));
if(NN3 || NN4 || IE4){ var imgT = new Array();
 imgT[0] = new Image();  imgT[0].src  = "../images/menu/home_off.gif";
 imgT[1] = new Image();  imgT[1].src  = "../images/menu/home_on.gif";
 imgT[2] = new Image();  imgT[2].src  = "../images/menu/clinic_off.gif";
 imgT[3] = new Image();  imgT[3].src  = "../images/menu/clinic_on.gif";
 imgT[4] = new Image();  imgT[4].src  = "../images/menu/dental_off.gif";
 imgT[5] = new Image();  imgT[5].src  = "../images/menu/dental_on.gif";
 imgT[6] = new Image();  imgT[6].src  = "../images/menu/us_off.gif";
 imgT[7] = new Image();  imgT[7].src  = "../images/menu/us_on.gif";
 imgT[8] = new Image();  imgT[8].src  = "../images/menu/books_off.gif";
 imgT[9] = new Image();  imgT[9].src  = "../images/menu/books_on.gif";
 imgT[10] = new Image(); imgT[10].src = "../images/menu/kendo_off.gif";
 imgT[11] = new Image(); imgT[11].src = "../images/menu/kendo_on.gif";
 imgT[12] = new Image(); imgT[12].src = "../images/menu/wonder_off.gif";
 imgT[13] = new Image(); imgT[13].src = "../images/menu/wonder_on.gif";
 imgT[14] = new Image(); imgT[14].src = "../images/menu/spiritual_off.gif";
 imgT[15] = new Image(); imgT[15].src = "../images/menu/spiritual_on.gif";
 imgT[16] = new Image(); imgT[16].src = "../images/menu/contact_off.gif";
 imgT[17] = new Image(); imgT[17].src = "../images/menu/contact_on.gif";
 imgT[18] = new Image(); imgT[18].src = "../images/menu/link_off.gif";
 imgT[19] = new Image(); imgT[19].src = "../images/menu/link_on.gif";
 imgT[20] = new Image(); imgT[20].src = "../images/menu/topics_off.gif";
 imgT[21] = new Image(); imgT[21].src = "../images/menu/topics_on.gif";
 imgT[22] = new Image(); imgT[22].src = "../images/menu/news_off.gif";
 imgT[23] = new Image(); imgT[23].src = "../images/menu/news_on.gif";

 imgT[98] = new Image(); imgT[98].src = "../images/menu/old_off.gif";
 imgT[99] = new Image(); imgT[99].src = "../images/menu/old_on.gif";
}
function Min(nam,num) {
 if(NN3 || NN4 || IE4) document.images[nam].src = imgT[num].src;}
function Mout(nam,num) {
 if(NN3 || NN4 || IE4) document.images[nam].src = imgT[num].src;}