スクリプトのカレンダ～

スクリプトのカレンダ～見本

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<SCRIPT language="JavaScript">
<!--
day = new Date()
day.setDate(1)           //今月１日にセット
month = day.getMonth()+1
days = day.getDay()      //今月１日の曜日 i.e.月初めの空きの数
leapy = day.getYear()%4  //うるう年判定用

//その月に含まれる日数　うるう年で場合分け
numdays = new Array(31,28,31,30,31,30,31,31,30,31,30,31)

if(leapy == 0){
  numdays[1] = 29
}

//休日の定義
if(month == 1){holiday1 = 1; holiday2 = 15; holiday3 = -1}
else if(month == 2){holiday1 = 11; holiday2 = -1; holiday3 = -1}
else if(month == 3){holiday1 = 21; holiday2 = -1; holiday3 = -1}//春分
else if(month == 4){holiday1 = 29; holiday2 = -1; holiday3 = -1}
else if(month == 5){holiday1 = 3; holiday2 = 4; holiday3 = 5}
else if(month == 6){holiday1 = -1; holiday2 = -1; holiday3 = -1}
else if(month == 7){holiday1 = 20; holiday2 = -1; holiday3 = -1}
else if(month == 8){holiday1 = -1; holiday2 = -1; holiday3 = -1}
else if(month == 9){holiday1 = 15; holiday2 = 23; holiday3 = -1}//秋分
else if(month == 10){holiday1 = 10; holiday2 = -1; holiday3 = -1}
else if(month == 11){holiday1 = 3; holiday2 = 23; holiday3 = -1}
else if(month == 12){holiday1 = 23; holiday2 = -1; holiday3 = -1}

//カレンダー本体
document.write("<TABLE border='0'background='★★★' width=150 height=150 style='font-size:11px;'>");
document.write("<tr align=center><th colspan=7>"+month+"月</th></tr>")
document.write("<tr align=center><th><font color=\"#ff0000\">日</a></th><th>月</th><th>火</th><th>水</th><th>木</th><th>金</th><th><font color=\"#0000ff\">土</a></th></tr>")

//日付の書き込み
for(start = 1-days; start <= 31; start +=7){
document.write("<tr align=center>")
    for(i = start; i < start + 7; i++){
         if((i > 0) && (i <= numdays[month-1])){    //変数 i は、セルに書き込む日付
             day.setDate(i)             //書き込む日付に設定
             wday = day.getDay()        //曜日を取得

//日曜日
                if(wday == 0){
                   document.write("<td><font color=\"#ff0000\">"+ i +"</font></td>")}
            //祝日・祭日
                else if((i == holiday1)||(i == holiday2)||(i == holiday3)){
                   document.write("<td><font color=\"#ff0000\">"+ i +"</font></td>")}
            //振替休日
                else if((wday == 1)&&((i-1 == holiday1)||(i-1 == holiday2)||(i-1 == holiday3))){
                   document.write("<td><font color=\"#ff0000\">"+ i +"</font></td>")}
            //土曜日
                else if(wday == 6){
                   document.write("<td><font color=\"#0000ff\">"+ i +"</font></td>")}
            //それ以外
                else{
                   document.write("<td>"+ i +"</td>")}
         }else{
            document.write("<td></td>")
         }
    }
document.write("</tr>")     //行を閉じる
}

document.write("</table>")  //テーブルを閉じる// -->
</SCRIPT>

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