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356 lines
12 KiB
JavaScript
356 lines
12 KiB
JavaScript
1 year ago
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// Tigra Calendar v5.2 (11/20/2011)
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// http://www.softcomplex.com/products/tigra_calendar/
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// License: Public Domain... You're welcome.
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// default settins - this structure can be moved in separate file in multilangual applications
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var A_TCALCONF = {
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'cssprefix' : 'tcal',
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'months' : ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
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'weekdays' : ['Su', 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa'],
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'longwdays' : ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
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'yearscroll' : true, // show year scroller
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'weekstart' : 0, // first day of week: 0-Su or 1-Mo
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'prevyear' : 'Previous Year',
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'nextyear' : 'Next Year',
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'prevmonth' : 'Previous Month',
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'nextmonth' : 'Next Month',
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'format' : 'm/d/Y' // 'd-m-Y', Y-m-d', 'l, F jS Y'
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};
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var A_TCALTOKENS = [
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// A full numeric representation of a year, 4 digits
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{'t': 'Y', 'r': '19\\d{2}|20\\d{2}', 'p': function (d_date, n_value) { d_date.setFullYear(Number(n_value)); return d_date; }, 'g': function (d_date) { var n_year = d_date.getFullYear(); return n_year; }},
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// Numeric representation of a month, with leading zeros
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{'t': 'm', 'r': '0?[1-9]|1[0-2]', 'p': function (d_date, n_value) { d_date.setMonth(Number(n_value) - 1); return d_date; }, 'g': function (d_date) { var n_month = d_date.getMonth() + 1; return (n_month < 10 ? '0' : '') + n_month }},
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// A full textual representation of a month, such as January or March
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{'t': 'F', 'r': A_TCALCONF.months.join('|'), 'p': function (d_date, s_value) { for (var m = 0; m < 12; m++) if (A_TCALCONF.months[m] == s_value) { d_date.setMonth(m); return d_date; }}, 'g': function (d_date) { return A_TCALCONF.months[d_date.getMonth()]; }},
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// Day of the month, 2 digits with leading zeros
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{'t': 'd', 'r': '0?[1-9]|[12][0-9]|3[01]', 'p': function (d_date, n_value) { d_date.setDate(Number(n_value)); if (d_date.getDate() != n_value) d_date.setDate(0); return d_date }, 'g': function (d_date) { var n_date = d_date.getDate(); return (n_date < 10 ? '0' : '') + n_date; }},
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// Day of the month without leading zeros
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{'t': 'j', 'r': '0?[1-9]|[12][0-9]|3[01]', 'p': function (d_date, n_value) { d_date.setDate(Number(n_value)); if (d_date.getDate() != n_value) d_date.setDate(0); return d_date }, 'g': function (d_date) { var n_date = d_date.getDate(); return n_date; }},
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// A full textual representation of the day of the week
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{'t': 'l', 'r': A_TCALCONF.longwdays.join('|'), 'p': function (d_date, s_value) { return d_date }, 'g': function (d_date) { return A_TCALCONF.longwdays[d_date.getDay()]; }},
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// English ordinal suffix for the day of the month, 2 characters
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{'t': 'S', 'r': 'st|nd|rd|th', 'p': function (d_date, s_value) { return d_date }, 'g': function (d_date) { n_date = d_date.getDate(); if (n_date % 10 == 1 && n_date != 11) return 'st'; if (n_date % 10 == 2 && n_date != 12) return 'nd'; if (n_date % 10 == 3 && n_date != 13) return 'rd'; return 'th'; }}
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];
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function f_tcalGetHTML (d_date) {
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var e_input = f_tcalGetInputs(true);
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if (!e_input) return;
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var s_pfx = A_TCALCONF.cssprefix,
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s_format = A_TCALCONF.format;
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// today from config or client date
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var d_today = f_tcalParseDate(A_TCALCONF.today, A_TCALCONF.format);
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if (!d_today)
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d_today = f_tcalResetTime(new Date());
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// selected date from input or config or today
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var d_selected = f_tcalParseDate(e_input.value, s_format);
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if (!d_selected)
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d_selected = f_tcalParseDate(A_TCALCONF.selected, A_TCALCONF.format);
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if (!d_selected)
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d_selected = new Date(d_today);
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// show calendar for passed or selected date
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d_date = d_date ? f_tcalResetTime(d_date) : new Date(d_selected);
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var d_firstDay = new Date(d_date);
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d_firstDay.setDate(1);
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d_firstDay.setDate(1 - (7 + d_firstDay.getDay() - A_TCALCONF.weekstart) % 7);
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var a_class, s_html = '<table id="' + s_pfx + 'Controls"><tbody><tr>'
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+ (A_TCALCONF.yearscroll ? '<td id="' + s_pfx + 'PrevYear" ' + f_tcalRelDate(d_date, -1, 'y') + ' title="' + A_TCALCONF.prevyear + '"></td>' : '')
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+ '<td id="' + s_pfx + 'PrevMonth"' + f_tcalRelDate(d_date, -1) + ' title="' + A_TCALCONF.prevmonth + '"></td><th>'
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+ A_TCALCONF.months[d_date.getMonth()] + ' ' + d_date.getFullYear()
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+ '</th><td id="' + s_pfx + 'NextMonth"' + f_tcalRelDate(d_date, 1) + ' title="' + A_TCALCONF.nextmonth + '"></td>'
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+ (A_TCALCONF.yearscroll ? '<td id="' + s_pfx + 'NextYear"' + f_tcalRelDate(d_date, 1, 'y') + ' title="' + A_TCALCONF.nextyear + '"></td>' : '')
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+ '</tr></tbody></table><table id="' + s_pfx + 'Grid"><tbody><tr>';
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// print weekdays titles
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for (var i = 0; i < 7; i++)
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s_html += '<th>' + A_TCALCONF.weekdays[(A_TCALCONF.weekstart + i) % 7] + '</th>';
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s_html += '</tr>' ;
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// print calendar table
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var n_date, n_month, d_current = new Date(d_firstDay);
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while (d_current.getMonth() == d_date.getMonth() ||
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d_current.getMonth() == d_firstDay.getMonth()) {
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s_html +='<tr>';
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for (var n_wday = 0; n_wday < 7; n_wday++) {
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a_class = [];
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n_date = d_current.getDate();
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n_month = d_current.getMonth();
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if (d_current.getMonth() != d_date.getMonth())
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a_class[a_class.length] = s_pfx + 'OtherMonth';
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if (d_current.getDay() == 0 || d_current.getDay() == 6)
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a_class[a_class.length] = s_pfx + 'Weekend';
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if (d_current.valueOf() == d_today.valueOf())
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a_class[a_class.length] = s_pfx + 'Today';
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if (d_current.valueOf() == d_selected.valueOf())
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a_class[a_class.length] = s_pfx + 'Selected';
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s_html += '<td' + f_tcalRelDate(d_current) + (a_class.length ? ' class="' + a_class.join(' ') + '">' : '>') + n_date + '</td>';
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d_current.setDate(++n_date);
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}
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s_html +='</tr>';
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}
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s_html +='</tbody></table>';
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return s_html;
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}
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function f_tcalRelDate (d_date, d_diff, s_units) {
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var s_units = (s_units == 'y' ? 'FullYear' : 'Month');
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var d_result = new Date(d_date);
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if (d_diff) {
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d_result['set' + s_units](d_date['get' + s_units]() + d_diff);
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if (d_result.getDate() != d_date.getDate())
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d_result.setDate(0);
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}
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return ' onclick="f_tcalUpdate(' + d_result.valueOf() + (d_diff ? ',1' : '') + ')"';
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}
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function f_tcalResetTime (d_date) {
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d_date.setMilliseconds(0);
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d_date.setSeconds(0);
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d_date.setMinutes(0);
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d_date.setHours(12);
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return d_date;
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}
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// closes calendar and returns all inputs to default state
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function f_tcalCancel () {
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var s_pfx = A_TCALCONF.cssprefix;
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var e_cal = document.getElementById(s_pfx);
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if (e_cal)
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e_cal.style.visibility = '';
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var a_inputs = f_tcalGetInputs();
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for (var n = 0; n < a_inputs.length; n++) {
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f_tcalRemoveClass(a_inputs[n], s_pfx + 'Active');
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// gempa fix: fire onchange event
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if (a_inputs[n].onchange) {
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a_inputs[n].onchange();
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}
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}
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}
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function f_tcalUpdate (n_date, b_keepOpen) {
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var e_input = f_tcalGetInputs(true);
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if (!e_input) return;
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d_date = new Date(n_date);
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var s_pfx = A_TCALCONF.cssprefix;
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if (b_keepOpen) {
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var e_cal = document.getElementById(s_pfx);
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if (!e_cal || e_cal.style.visibility != 'visible') return;
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e_cal.innerHTML = f_tcalGetHTML(d_date, e_input);
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}
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else {
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e_input.value = f_tcalGenerateDate(d_date, A_TCALCONF.format);
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f_tcalCancel();
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}
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}
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function f_tcalOnClick () {
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// see if already opened
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var s_pfx = A_TCALCONF.cssprefix;
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var s_activeClass = s_pfx + 'Active';
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var b_close = f_tcalHasClass(this, s_activeClass);
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// close all clalendars
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f_tcalCancel();
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if (b_close) return;
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// get position of input
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f_tcalAddClass(this, s_activeClass);
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var n_left = f_getPosition (this, 'Left'),
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n_top = f_getPosition (this, 'Top') + this.offsetHeight;
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var e_cal = document.getElementById(s_pfx);
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if (!e_cal) {
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e_cal = document.createElement('div');
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e_cal.onselectstart = function () { return false };
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e_cal.id = s_pfx;
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document.getElementsByTagName("body").item(0).appendChild(e_cal);
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}
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e_cal.innerHTML = f_tcalGetHTML(null);
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e_cal.style.top = n_top + 'px';
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e_cal.style.left = (n_left + this.offsetWidth - e_cal.offsetWidth) + 'px';
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e_cal.style.visibility = 'visible';
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}
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function f_tcalParseDate (s_date, s_format) {
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if (!s_date) return;
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var s_char, s_regexp = '^', a_tokens = {}, a_options, n_token = 0;
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for (var n = 0; n < s_format.length; n++) {
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s_char = s_format.charAt(n);
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if (A_TCALTOKENS_IDX[s_char]) {
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a_tokens[s_char] = ++n_token;
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s_regexp += '(' + A_TCALTOKENS_IDX[s_char]['r'] + ')';
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}
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else if (s_char == ' ')
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s_regexp += '\\s';
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else
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s_regexp += (s_char.match(/[\w\d]/) ? '' : '\\') + s_char;
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}
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var r_date = new RegExp(s_regexp + '$');
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if (!s_date.match(r_date)) return;
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var s_val, d_date = f_tcalResetTime(new Date());
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d_date.setDate(1);
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for (n = 0; n < A_TCALTOKENS.length; n++) {
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s_char = A_TCALTOKENS[n]['t'];
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if (!a_tokens[s_char])
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continue;
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s_val = RegExp['$' + a_tokens[s_char]];
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d_date = A_TCALTOKENS[n]['p'](d_date, s_val);
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}
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return d_date;
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}
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function f_tcalGenerateDate (d_date, s_format) {
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var s_char, s_date = '';
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for (var n = 0; n < s_format.length; n++) {
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s_char = s_format.charAt(n);
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s_date += A_TCALTOKENS_IDX[s_char] ? A_TCALTOKENS_IDX[s_char]['g'](d_date) : s_char;
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}
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return s_date;
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}
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function f_tcalGetInputs (b_active) {
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var a_inputs = document.getElementsByTagName('input'),
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e_input, s_rel, a_result = [];
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for (n = 0; n < a_inputs.length; n++) {
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e_input = a_inputs[n];
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if (!e_input.type || e_input.type != 'text')
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continue;
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if (!f_tcalHasClass(e_input, 'tcal'))
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continue;
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if (b_active && f_tcalHasClass(e_input, A_TCALCONF.cssprefix + 'Active'))
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return e_input;
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a_result[a_result.length] = e_input;
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}
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return b_active ? null : a_result;
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}
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function f_tcalHasClass (e_elem, s_class) {
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var s_classes = e_elem.className;
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if (!s_classes)
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return false;
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var a_classes = s_classes.split(' ');
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for (var n = 0; n < a_classes.length; n++)
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if (a_classes[n] == s_class)
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return true;
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return false;
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}
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function f_tcalAddClass (e_elem, s_class) {
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if (f_tcalHasClass (e_elem, s_class))
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return;
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var s_classes = e_elem.className;
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e_elem.className = (s_classes ? s_classes + ' ' : '') + s_class;
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}
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function f_tcalRemoveClass (e_elem, s_class) {
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var s_classes = e_elem.className;
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if (!s_classes || s_classes.indexOf(s_class) == -1)
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return false;
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var a_classes = s_classes.split(' '),
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a_newClasses = [];
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for (var n = 0; n < a_classes.length; n++) {
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if (a_classes[n] == s_class)
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continue;
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a_newClasses[a_newClasses.length] = a_classes[n];
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}
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e_elem.className = a_newClasses.join(' ');
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return true;
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}
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function f_getPosition (e_elemRef, s_coord) {
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var n_pos = 0, n_offset,
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e_elem = e_elemRef;
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while (e_elem) {
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n_offset = e_elem["offset" + s_coord];
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n_pos += n_offset;
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e_elem = e_elem.offsetParent;
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}
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e_elem = e_elemRef;
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while (e_elem != document.body) {
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n_offset = e_elem["scroll" + s_coord];
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if (n_offset && e_elem.style.overflow == 'scroll')
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n_pos -= n_offset;
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e_elem = e_elem.parentNode;
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}
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return n_pos;
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}
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function f_tcalInit () {
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if (!document.getElementsByTagName)
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return;
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var e_input, a_inputs = f_tcalGetInputs();
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for (var n = 0; n < a_inputs.length; n++) {
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e_input = a_inputs[n];
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e_input.onclick = f_tcalOnClick;
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f_tcalAddClass(e_input, A_TCALCONF.cssprefix + 'Input');
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}
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window.A_TCALTOKENS_IDX = {};
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for (n = 0; n < A_TCALTOKENS.length; n++)
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A_TCALTOKENS_IDX[A_TCALTOKENS[n]['t']] = A_TCALTOKENS[n];
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}
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function f_tcalAddOnload (f_func) {
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if (document.addEventListener) {
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window.addEventListener('load', f_func, false);
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}
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else if (window.attachEvent) {
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window.attachEvent('onload', f_func);
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}
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else {
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var f_onLoad = window.onload;
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if (typeof window.onload != 'function') {
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window.onload = f_func;
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}
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else {
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window.onload = function() {
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f_onLoad();
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f_func();
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}
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}
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}
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}
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f_tcalAddOnload (f_tcalInit);
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