指定した日付が今日より新しい場合、new.gifを表示します。 //----------------------------------------------------------------------------------- var new_image=' 12) { // check month range if(alert_sw==1){alert("Month must be between 1 and 12.");} return false; } if (day < 1 || day > 31) { return false; } if ((month==4 || month==6 || month==9 || month==11) && day==31) { return false } if (month == 2) { // check for february 29th var isleap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0)); if (day>29 || (day==29 && !isleap)) { return false; } } // ------------------------------------------------------------------------ if( month == 1 ){ wk_m = "January"; } if( month == 2 ){ wk_m = "February";} if( month == 3 ){ wk_m = "March";} if( month == 4 ){ wk_m = "April";} if( month == 5 ){ wk_m = "May";} if( month == 6 ){ wk_m = "June";} if( month == 7 ){ wk_m = "July";} if( month == 8 ){ wk_m = "August";} if( month == 9 ){ wk_m = "September";} if( month == 10 ){ wk_m = "October";} if( month == 11 ){ wk_m = "November";} if( month == 12 ){ wk_m = "December";} var wk_date = wk_m + " " + day + ", " + year; var wk=new Date(wk_date); if ( today.getTime()<=wk.getTime() ){ document.write(new_image + 'alt="' + year + '/' + month + '/' + day + '">'); } } // End -->