【リスト】 <script language="JavaScript"><!-- function myCountDown(myYear,myMonth,myDay){ myNow = new Date(); myRunDate = new Date( myYear , myMonth-1 , myDay ); myMsec = myNow.getTime()-myRunDate.getTime(); myDayCount = Math.floor(myMsec / (1000*60*60*24)); return myDayCount; // 指定日も1日と数える場合は1を足します(myDayCount+1) } // --></script> <script language="JavaScript"><!-- myDay = myCountDown(2001,1,1); if (m