■ 語法主題：月份週期計算
■ 控制碼內容：
將下面複製至 <body> 標籤後
<!------------ 插入控制碼區段開始 ------------> <SCRIPT LANGUAGE="JavaScript"> <!-- Begin var today = new Date(); var now = today.getDate(); var year = today.getYear(); if (year < 2000) year += 1900; // Y2K fix var month = today.getMonth(); var monarr = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31); // check for leap year if (((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)) monarr[1] = "29"; // display day left document.write("這一個月還有 " + (monarr[month]-now) + " 天"); // End --> </script> <!------------ 插入控制碼區段結束 ------------>