/* top_dates.js Gregorian and Jalali dates for top navigation of website * Copyright (C) 2008-09 All rights reserved by e-Link Interactive Advertising Co. * Author: Farshad Sadri * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You can receive a copy of GNU Lesser General Public License at the * World Wide Web address . * * Usage: 1. Import a link to this file in your HTML tag. * 2. Call one of the following functions where ever you like * in your tag: * Function name Description * writeBothDates() writes both Georgian and Jalali dates * when ever it called. to vairables "isShortWeek" * and "isShortMonth" determine if the week name * and month name should be in short form or * complete. (e.g. Sunday -> Sun.) * * * writeGDate() writes normal Jalali date. * * * * */ function showJDate() { week= new Array("یكشنبه","دوشنبه","سه شنبه","چهارشنبه","پنج شنبه","جمعه","شنبه") months = new Array("فروردین","اردیبهشت","خرداد","تیر","مرداد","شهریور","مهر","آبان","آذر","دی","بهمن","اسفند"); a = new Date(); d= a.getDay(); day= a.getDate(); month = a.getMonth()+1; year= a.getFullYear(); if (year== 0){year=2000;} if (year<100){year +=1900;} y=1; for(i=0;i<3000;i+=4) { if (year==i) {y=2;} } for(i=1;i<3000;i+=4) { if (year==i) {y=3;} } if (y==1) { year -= ( (month < 3) || ((month == 3) && (day < 21)) )? 622:621; switch (month) { case 1: (day<21)? (month=10, day+=10):(month=11, day-=20); break; case 2: (day<20)? (month=11, day+=11):(month=12, day-=19); break; case 3: (day<21)? (month=12, day+=9):(month=1, day-=20); break; case 4: (day<21)? (month=1, day+=11):(month=2, day-=20); break; case 5: case 6: (day<22)? (month-=3, day+=10):(month-=2, day-=21); break; case 7: case 8: case 9: (day<23)? (month-=3, day+=9):(month-=2, day-=22); break; case 10:(day<23)? (month=7, day+=8):(month=8, day-=22); break; case 11: case 12:(day<22)? (month-=3, day+=9):(month-=2, day-=21); break; default: break; } } if (y==2) { year -= ( (month < 3) || ((month == 3) && (day < 20)) )? 622:621; switch (month) { case 1: (day<21)? (month=10, day+=10):(month=11, day-=20); break; case 2: (day<20)? (month=11, day+=11):(month=12, day-=19); break; case 3: (day<20)? (month=12, day+=10):(month=1, day-=19); break; case 4: (day<20)? (month=1, day+=12):(month=2, day-=19); break; case 5: (day<21)? (month=2, day+=11):(month=3, day-=20); break; case 6: (day<21)? (month=3, day+=11):(month=4, day-=20); break; case 7: (day<22)? (month=4, day+=10):(month=5, day-=21); break; case 8: (day<22)? (month=5, day+=10):(month=6, day-=21); break; case 9: (day<22)? (month=6, day+=10):(month=7, day-=21); break; case 10:(day<22)? (month=7, day+=9):(month=8, day-=21); break; case 11:(day<21)? (month=8, day+=10):(month=9, day-=20); break; case 12:(day<21)? (month=9, day+=10):(month=10, day-=20); break; default: break; } } if (y==3) { year -= ( (month < 3) || ((month == 3) && (day < 21)) )? 622:621; switch (month) { case 1: (day<20)? (month=10, day+=11):(month=11, day-=19); break; case 2: (day<19)? (month=11, day+=12):(month=12, day-=18); break; case 3: (day<21)? (month=12, day+=10):(month=1, day-=20); break; case 4: (day<21)? (month=1, day+=11):(month=2, day-=20); break; case 5: case 6: (day<22)? (month-=3, day+=10):(month-=2, day-=21); break; case 7: case 8: case 9: (day<23)? (month-=3, day+=9):(month-=2, day-=22); break; case 10:(day<23)? (month=7, day+=8):(month=8, day-=22); break; case 11: case 12:(day<22)? (month-=3, day+=9):(month-=2, day-=21); break; default: break; } } return week[d]+" "+day+" "+months[month-1]+" "+ year; } function showGDate(isShortWeek, isShortMonth) { var today_date= new Date(); var month=today_date.getMonth(); var today=today_date.getDate(); var year=today_date.getFullYear(); var day = today_date.getDay(); var months_full = new Array("January","February","March","April","May","June","July","August","September","October","November","December"); var months_short = new Array("Jan.","Feb.","Mar.","Apr.","May","Jun.","Jul.","Aug.","Sep.","Oct.","Nov.","Dec."); var week_full = new Array("Sunday", "Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"); var week_short = new Array("Sun.", "Mon.","Tue.","Wed.","Thu.","Fri.","Sat."); var months = new Array(); var week = new Array(); if(isShortMonth) { months = months_short; } else { months = months_full; } if(isShortWeek) { week = week_short; } else { week = week_full; } return week[day]+", "+today+" "+months[month]+" "+year; } function writeBothDates(isShortWeek, isShortMonth) { document.write(showJDate() + "
" + showGDate(isShortWeek, isShortMonth)); } function writeGDate(isShortWeek, isShortMonth) { document.write(showGDate(isShortWeek, isShortMonth)); } function writeJDate() { document.write(showJDate()); }