var head="display:''"
function doit(header){
var head=header.style
if (head.display=="none")
head.display=""
else
head.display="none"
}



LA=new Date(document.lastModified);
NAvi=navigator.appVersion.indexOf("(",0);
NAv=navigator.appVersion.substring(NAvi+1,NAvi+5);

NA=navigator.appName;

MNA=navigator.appName+navigator.appVersion.substring(0,1)+NAv;

Ms=" 更新-";

if(MNA=="Microsoft Internet Explorer4comp"||NA=="Netscape"){

Ye=LA.getYear();

Mo=LA.getMonth()+1;

Da=LA.getDate();

Day=LA.getDay();

Days=new Array(7);

Days[0]="Sun";Days[1]="Mon";Days[2]="Tue";Days[3]="Wed";

Days[4]="Thu";Days[5]="Fri";Days[6]="Sat";
document.write(Ms+Ye+". "+Mo+". "+Da+"/"+Days[Day]);
}

else if(MNA=="Microsoft Internet Explorer2comp"){

LE=document.lastModified.length;

Ye=document.lastModified.substring(LE-4,LE);

Mo=document.lastModified.substring(LE-19,LE-17);

Da=document.lastModified.substring(LE-17,LE-14);

Day=document.lastModified.charAt(0);

document.write(Ms+Ye+". "+Mo+". "+Da+"/"+Day);
}

else{
document.write(Ms+document.lastModified);
}

// 日付
    function displayDate(){
      var this_month = new Array(12);
      this_month[0]  = "1";
      this_month[1]  = "2";
      this_month[2]  = "3";
      this_month[3]  = "4";
      this_month[4]  = "5";
      this_month[5]  = "6";
      this_month[6]  = "7";
      this_month[7]  = "8";
      this_month[8]  = "9";
      this_month[9]  = "10";
      this_month[10] = "11";
      this_month[11] = "12";
      var today = new Date();
      var year  = today.getYear();
      var month = today.getMonth();
      var day   = today.getDate();
      if (year < 1900){
         year += 1900;
      }
      return("今日-"+year+"年"+this_month[month]+"月"+day+"日");
    }

if (document.images) {            
img0on = new Image();   // マウスが触れたときに表示される
img0on.src = "indeximage/rental2.jpg"; 
img1on = new Image();
img1on.src = "indeximage/software2.jpg";  
img2on = new Image();
img2on.src = "indeximage/syuhenkiki2.jpg";
img3on = new Image();
img3on.src = "indeximage/pcbook2.jpg";
img4on = new Image();
img4on.src = "indeximage/download2.jpg";
img5on = new Image(); 
img5on.src = "indeximage/omosiro2.jpg"; 


img0off = new Image();          // マウスを離したときに表示される
img0off.src = "indeximage/rental.jpg"; 
img1off = new Image();          
img1off.src = "indeximage/software.jpg";
img2off = new Image();
img2off.src = "indeximage/syuhenkiki.jpg";
img3off = new Image();
img3off.src = "indeximage/pcbook.jpg";
img4off = new Image();
img4off.src = "indeximage/download.jpg";
img5off = new Image(); 
img5off.src = "indeximage/omosiro.jpg"; 


}

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");
            }}