$SMD_MAIN_CLASSNAME = 'SmartDate';
$SMD_DIVPREFIX = 'smd_explanation_div_';
$SMDCAL_DIVPREFIX = 'smd_explanation_div_CAL';

$SMD_GLOBALOBJECT = "SmartDates";
$CAL_GLOBALOBJECT = "Calendars";
if (typeof window[$SMD_GLOBALOBJECT] == 'undefined') {
	window[$SMD_GLOBALOBJECT] = [];
}
$SMD_TICK_INCREMENT = [
	[0, 1, 60]
];

$SMD_VISUAL_ALERT_DIV_CLASSNAME = 'MXW_SMD_visual_alert_div';
$SMDCAL_VISUAL_ALERT_DIV_CLASSNAME = 'MXW_SMDCAL_visual_alert_div';
$SMD_VISUAL_ALERT_INPUT_CLASSNAME = 'MXW_SMD_visual_alert_input';
$SMDCAL_VISUAL_ALERT_INPUT_CLASSNAME = 'MXW_SMDCAL_visual_alert_input';

function SMD_date2regexp(txt, hold) {
	if (typeof hold == 'undefined') {
		hold = false;
	}
	txt = txt.replace(/[\/\-\.:]/g, 'DATESEPARATOR');
	txt = txt.replace(/([-\/\[\]()\*\+\.:])/g, '\\$1');
	if (hold) {
		txt = txt.replace(/DATESEPARATOR/g, '([\\/\\-\\.:])');
		txt = txt.replace(/(\\s)/g, '(\s)');
		txt = txt.replace(/ /g, '( )');
	} else {
		txt = txt.replace(/DATESEPARATOR/g, '[\\/\\-\\.:]');
		txt = txt.replace(/(\\s)/g, '\s');
	}
	txt = txt.replace(/yyyy/gi, '([0-9]{1,4})');
	txt = txt.replace(/yy/gi, '([0-9]{1,4})');
	txt = txt.replace(/y/gi, '([0-9]{1,4})');

	txt = txt.replace(/mm/ig, '([0-9]{1,2})');
	txt = txt.replace(/m/ig, '([0-9]{1,2})');

	txt = txt.replace(/dd/ig, '([0-9]{1,2})');
	txt = txt.replace(/d/ig, '([0-9]{1,2})');

	txt = txt.replace(/HH/ig, '([0-9]{1,2})');
	txt = txt.replace(/H/ig, '([0-9]{1,2})');

	txt = txt.replace(/hh/ig, '([0-9]{1,2})');
	txt = txt.replace(/h/ig, '([0-9]{1,2})');

	txt = txt.replace(/ii/ig, '([0-9]{1,2})');
	txt = txt.replace(/i/ig, '([0-9]{1,2})');

	txt = txt.replace(/ss/ig, '([0-9]{1,2})');
	txt = txt.replace(/s/ig, '([0-9]{1,2})');

	txt = txt.replace(/tt/ig, '(AM|PM|aM|Am|am|pM|Pm|pm)');
	txt = txt.replace(/t/ig, '(A|P|a|p)');

	var re = new RegExp('^' + txt + '$');
	return re;
}

function MXW_SmartDate(input, hasCalendar) {
	if (is.safari && is.version < 1.4) {
		return;
	}
	if (typeof hasCalendar == 'undefined') {
		this.hasCalendar = false;
	} else {
		this.hasCalendar = true;
	}
	var originalElement = document.getElementById(input);
	if (typeof(originalElement.kt_uni_attached) == 'undefined') {
		originalElement.kt_uni_attached = true;
	} else if (!this.hasCalendar){
		return;
	}

	this.name = input;
	this.input = originalElement;
	this.input.widget_id = this.name;
	this.input.widget_type = $SMD_GLOBALOBJECT;

	this.savedCSSStyle = this.input.style.cssText;
	if(this.savedCSSStyle == "{}") {
		this.savedCSSStyle = "";
	}

	this.input.disableAutocomplete = true;
	this.input.setAttribute('disableAutocomplete', true);
	this.input.autocomplete = "off";
	this.input.setAttribute('autocomplete', 'off');
	
	this.inputRange = is.ie&&is.windows?this.input.createTextRange():(is.mozilla?null:null);
	this.defaultNow = (WDG_getAttributeNS(this.input, 'defaultnow')+'').toLowerCase()=="yes";
	this.restricttomask = (WDG_getAttributeNS(this.input, 'restricttomask')+'').toLowerCase()=="yes";
	this.curGroup = "d";
	var mask = WDG_getAttributeNS(this.input, 'mask');
	if (/H/.test(mask)) {
		mask = mask.replace(/\s*t/gi,"");
	}
	
	this.mask = MXW_SmartDate_normalizemask(mask);
	this.input.value = MXW_SmartDate_normalizevalue(this.mask, this.input.value);
	this.strikes = 0;
	this.input.maskDirty = false;

	var div = utility.dom.createElement('div', {
		'id': $SMD_DIVPREFIX+(this.hasCalendar?'CAL':'') + input, 
		'style': 'position: absolute; display: none; ', 
		'className': (this.hasCalendar?$SMDCAL_VISUAL_ALERT_DIV_CLASSNAME:$SMD_VISUAL_ALERT_DIV_CLASSNAME)
	});
	div.innerHTML = WDG_Messages["the_date_format_is"] + '&nbsp;' + this.mask;
	this.div = document.body.appendChild(div);
	this.div.style.display = 'none';
	this.div.style.position = 'absolute';
	
	this.spinner = (WDG_getAttributeNS(this.input, 'spinner')+'').toLowerCase()=="yes";

	var obj = this;
	this.readonly = (WDG_getAttributeNS(this.input, 'readonly')+'') == 'true';
	if (!this.readonly) {
		utility.dom.attachEvent(obj.input, (is.mozilla || is.opera)?"keypress":"keydown", function (e){return MXW_SmartDate_keydownhandler(obj, e);}, 1, false, false);
		utility.dom.attachEvent(obj.input, "keyup", function (e){return MXW_SmartDate_keyhandler(obj, e);}, 1, false, false);
	}
	utility.dom.attachEvent(obj.input, "blur", function (e){return MXW_SmartDate_blurhandler(obj, e);}, 1, false, false);
	utility.dom.attachEvent(obj.input, "focus", function (e){return MXW_SmartDate_focushandler(obj);}, 1, false, false);
	utility.dom.attachEvent(obj.input, "mouseup", function (e){
		obj.detectGroup(e);	
	}, 1, false, false);

	this.spinner = new MXW_Spin(this, $SMD_TICK_INCREMENT, this.spinner);

	window[$SMD_GLOBALOBJECT][input] = this;

	if (this.input.value != '') {
		try {
			var re = utility.date.date2regexp(this.mask);
			var arr = re.exec(this.input.value);
			var o = utility.date.parse_date(arr, this.mask);
			var newDate = new Date(o['year'], o['month']-1, o['day'], o['hour'], o['minutes'], o['seconds']);
		} catch(e) { newDate = false; }
		if (newDate) {
			this.dateToMask(newDate);
		}
	}

	if (this.defaultNow && this.input.value == "") {
		this.setNow();
	}

	this.setEnabled(!this.input.disabled);
	try {Kore.addUnloadListener(this.dispose, this);}catch(err){}
	return this;
}
MXW_SmartDate_dispose = function() {
	try {Kore.removeUnloadListener(this.dispose, this);} catch(err) {}
	try {this.div.parentNode.removeChild(this.div);}catch(err) {}
	try{delete window[$SMD_GLOBALOBJECT][this.name];}catch(err){}
}
MXW_SmartDate.prototype.dispose = MXW_SmartDate_dispose;

function MXW_SmartDate_setEnabled(state) {
	this.input.disabled = !state;
	this.spinner.setEnabled(state);

	if(typeof window[$CAL_GLOBALOBJECT] != 'undefined' && typeof window[$CAL_GLOBALOBJECT][this.name] != 'undefined') {
		window[$CAL_GLOBALOBJECT][this.name].setEnabled(state);
	}

}
MXW_SmartDate.prototype.setEnabled = MXW_SmartDate_setEnabled;

function MXW_SmartDate_normalizemask(mask) {
	toret = '';

	var date = mask.split(/[\-\/\[\]()\*\+\\\.]/g);
	var sep = '', c = '', dt = '', tm = '';
	var c = '';
	sep = /([\-\/\[\]()\*\+\\\.])/.exec(mask)[0];
	Array_each(date, function(c, i) {
		c = c.toUpperCase();
		switch (c) {
			case 'D' : 
				date[i] = 'dd';
				break;
			case 'M' : 
				date[i] = 'mm';
				break;
			case 'Y' : 
				date[i] = 'yy';
				break;
		}
	});
	dt = date.join(sep);//.toUpperCase();
	if (mask.indexOf(' ') >= 0) {
		maskarr = mask.split(' ');
		
		var tmp = mask.substring(mask.indexOf(' ')+1, mask.length).replace(/m/ig, 'i');
		
		var time = tmp.split(/ /g);
		if (typeof time[1] != 'undefined') {
			var trailing = ' '  + time[1];
		} else {
			var trailing = '';
		}
		time = time[0].split(':');
		
		
		Array_each(time, function(c, i) {
			switch (c) {
				case 'H' : 
				case 'HH' : 
					time[i] = 'HH';
					break;
				case 'h' : 
				case 'hh' : 
					time[i] = 'hh';
					break;
				case 'i' : 
				case 'ii' :
				case 'I' : 
				case 'II':
					time[i] = 'ii';
					break;
				case 's' : 
				case 'ss' :
				case 'S' : 
				case 'SS':
					time[i] = 'ss';
					break;
			}
		});
		tm = time.join(':') + trailing;
		dt = dt.split(' ')[0] + ' ' + tm;
	}
	return dt;
}

function MXW_SmartDate_normalizevalue(mask, value) {
	var re = SMD_date2regexp(mask, true);
	var arr = re.exec(value);
	if (arr) {
		var toret = '';
		Array_shift(arr);
		Array_each(arr, function(el, i) {
			if (el.match(/^[0-9]*$/)) {
				if (parseInt(el, 10) < 10 && !el.match(/^0*$/)) {
					arr[i] = '0' + parseInt(el, 10);
				}
			}
			toret += arr[i];
		});
		return toret;
	} else {
		return value;
	}
}

function MXW_SmartDate_toregexp(txt) {
	txt = txt.replace(/([\-\/\[\]()\*\+\\\.])/g, '\\$1');
	txt = txt.replace(/d/g, '||');
	txt = txt.replace(/D/g, '||');
	txt = txt.replace(/M/g, '\\d');
	txt = txt.replace(/m/g, '\\d');
	txt = txt.replace(/Y/g, '\\d');
	txt = txt.replace(/y/g, '\\d');
	txt = txt.replace(/H/ig, '\\d');
	txt = txt.replace(/I/ig, '\\d');
	txt = txt.replace(/S/ig, '\\d');
	txt = txt.replace(/tt/g, '(AM|PM|aM|Am|am|pM|Pm|pm)');
	txt = txt.replace(/t/g, '(A|P|a|p)');
	txt = txt.replace(/\?/g, '.');
	txt = txt.replace(/\./g, '\.');
	txt = txt.replace(/\|\|/g, '\\d')
	return txt;
}

function MXW_SmartDate_dateToMask(date) {
	var y = date.getFullYear();
	var m = date.getMonth()+1;
	var d = date.getDate();
	var h = date.getHours();
	var i = date.getMinutes();
	var s = date.getSeconds();

	if (m < 10) m = "0" + m;
	if (d < 10) d = "0" + d;
	
	if (i < 10) i = "0" + i;
	if (s < 10) s = "0" + s;
	if (/yyyy/i.test(this.mask)) {
		while (y.length < 4) {
			y = "0" + y;
		}
	} else if(/yy/i.test(this.mask)) {
		y +="";
		y = y.replace(/(.*)(\d\d)$/, "$2");

		while (y.length < 2) {
			y = "0" + y;
		}
	} else if(/y/i.test(this.mask)) {
		y +="";
		y = y.replace(/(.*)(\d)$/, "$2");
		while (y.length < 1) {
			y = "0" + y;
		}
	}

	var tmp = this.mask;
	tmp = tmp.replace(/D+/i, d);
	tmp = tmp.replace(/M+/i, m);
	tmp = tmp.replace(/Y+/i, y);
	tmp = tmp.replace(/I+/i, i);
	tmp = tmp.replace(/S+/i, s);

	if (this.mask.toLowerCase().indexOf('t') >= 0) {
		if (this.mask.toLowerCase().indexOf('tt') >= 0) {
			var toadd = ['AM', 'PM'];
		} else {
			var toadd = ['A', 'P'];
		}

		var t = "";
		if(/HH|H/.test(this.mask)) {
			//24-hour clock
			t = "";
		} else if(/hh|h/.test(this.mask)) {
			//12-hour clock	
			if(h==0) {
				h = 12;
				t = toadd[0];
			} else if (h>=13 && h<=23){
				h = h - 12;
				t = toadd[1];
			} else if (h >= 1 && h <12) {
				t = toadd[0];
			} else if (h == 12) {
				h = 12;
				t = toadd[1];
			}
		}
		tmp = tmp.replace(/t+/i, t);
	}
	if (h < 10 && /hh/i.test(this.mask)){
		h = "0" + h;
	}
	tmp = tmp.replace(/H+/i, h);

	if (this.input.value != tmp) {
		this.input.maskDirty = true;
		this.input.value = tmp;
	}
	return tmp;
}
MXW_SmartDate.prototype.dateToMask = MXW_SmartDate_dateToMask;

function MXW_SmartDate_validate() {
	var mask = this.mask;
	var size = this.input.value.length;
	if (size > mask.length) {
		size = mask.length;
	}
	// validate the input value with the masks' regexp
	var re = new RegExp('^' + MXW_SmartDate_toregexp(mask.substr(0, size)) + '$');
	return this.input.value.match(re);
}
MXW_SmartDate.prototype.validate = MXW_SmartDate_validate;

function MXW_SmartDate_blurhandler(obj, evt) {
	if (obj.mousedown) {
		return true;
	}
	MXW_visualAlert(obj, 0, 'SMD'+(obj.hasCalendar?'CAL':''));
	obj.strikes = 0;
	
	obj.kt_focused = false;

	if (!obj.validate()) { 
		if (obj.input.lastGoodMatched) {
			obj.input.value = obj.input.lastGoodMatched;
		} else {
			obj.input.value = '';
		}
	} else {
		obj.input.lastGoodMatched = obj.input.value;
	}
	size = obj.input.value.length;
	if (size == obj.mask.length) {
		var tmp = obj.getInputDate();
		if (tmp) {
			obj.dateToMask(tmp);
		}
	}

	if (obj.input.maskDirty) {
		obj.input.maskDirty = false;
		if (obj.input.fireEvent) {
			obj.input.fireEvent("onchange");
		} else if(document.createEvent){
			var me = document.createEvent("Events");
			me.initEvent('change', 0, 0);
			obj.input.dispatchEvent(me);
		}
	}

	return true;
}

function MXW_SmartDate_formhandler(input, evt) {
	var obj = window[$SMD_GLOBALOBJECT][input];
	if (obj.defaultNow && obj.input.value == '') {
		obj.setNow();
		return true;
	} else {
		var test_value = obj.input.value;
		if (/ tt/.test(obj.mask)) {
			test_value = test_value.replace(/ A$/i, ' AM');
			test_value = test_value.replace(/ P$/i, ' PM');
		}

		var re_full = new RegExp('^' + MXW_SmartDate_toregexp(obj.mask) + '$');
		var re_piece = new RegExp('^' + MXW_SmartDate_toregexp(obj.mask.substring(0, obj.input.value.length)) + '$');

		if (obj.restricttomask) {
			if (obj.input.value == '') {
				return true;
			}
			if (!obj.input.value.match(re_full)) {
				obj.strikes = 3;
				MXW_visualAlert(obj, 1, 'SMD'+(obj.hasCalendar?'CAL':''));
				utility.dom.stopEvent(evt);
				try {
					obj.input.focus();
				} catch(e) { }
				return false;
			} else {
				var olddate = obj.getInputDate();
				if (olddate) {
					MXW_visualAlert(obj, 0, 'SMD'+(obj.hasCalendar?'CAL':''));
					var date = olddate;
					date = obj.dateToMask(date);
					return true;
				} else {
					MXW_visualAlert(obj, 1, 'SMD'+(obj.hasCalendar?'CAL':''));
					try {
						obj.input.focus();
					} catch(e) { }
					utility.dom.stopEvent(evt);
					return false;
				}
			}
		} else {
			if (obj.input.value == '') {
				return true;
			}
			if (test_value.match(re_piece)) {
				return true;
			} else {
				obj.strikes = 3;
				MXW_visualAlert(obj, 1, 'SMD'+(obj.hasCalendar?'CAL':''));
				utility.dom.stopEvent(evt);
				return false;
			}
		}
	}
}
MXW_Calendar_formhandler = MXW_SmartDate_formhandler;

function MXW_SmartDate_keyhandler(obj, evt) {
	if (!obj.kt_focused) {
		utility.dom.stopEvent(evt);
		return false;
	}

	if(evt.shiftKey || evt.ctrlKey) {
		return;
	}

	if (!obj.validate()) { 
		if (obj.input.lastGoodMatched) {
			obj.input.value = obj.input.lastGoodMatched;
		} else {
			obj.input.value = '';
		}
		obj.strikes++;
	} else {
		obj.input.lastGoodMatched = obj.input.value;
	}

	if(evt.keyCode != 8 && obj.input.value.length != 0) { // backspace and tab
		obj.completeSmartDate();
	}

	if(is.mozilla) {
		obj.detectGroup(evt);
	}
	spin_stop(evt);
	var kc = is.mozilla ? evt.charCode : evt.keyCode;
	if(!obj.mousedown && !(kc>=48 && kc<=57 || kc>=96 && kc<=105) ) {
	}

	if (obj.strikes >= 3) {
		MXW_visualAlert(obj, 1, 'SMD'+(obj.hasCalendar?'CAL':''));	
		obj.strikes = 3;
	}
	if (obj.mask.length == obj.input.value.length) {
		obj.strikes = 0;
		var tmp = obj.getInputDate();
		if (!tmp) {
			MXW_visualAlert(obj, 1, 'SMD'+(obj.hasCalendar?'CAL':''));	
		} else {
			MXW_visualAlert(obj, 0, 'SMD'+(obj.hasCalendar?'CAL':''));	
		}
	}
	return true;
}

function MXW_SmartDate_setNow() {
		date = new Date();
		this.dateToMask(date);
}
MXW_SmartDate.prototype.setNow = MXW_SmartDate_setNow;

function MXW_SmartDate_allowedChar(e) {
	var kc = is.mozilla?e.charCode:e.keyCode;
	var mkc = is.mozilla?e.keyCode:0;

	if (
		is.ie && (kc>=48 && kc<=57 || kc>=96 && kc<=105 || kc==38 || kc==40 || kc==107 || kc==109 || kc==187 || kc==189 || kc==190 || kc==46) 
			||
		(is.mozilla || is.opera) && (kc>=48 && kc<=57 || kc==45 || kc==43 || mkc==40 || mkc==38 || kc==61)
			||
		(kc == 190 || kc == 110 || kc == 46 || kc==8 || kc==37 || kc==39 || kc==33 || kc==34 || kc==35 || kc==36 || mkc==46 || mkc==8 || mkc==37 || mkc==39 || mkc==33 || mkc==34 || mkc==35 || mkc==36)
	) {
		return true;
	}
	return false;
}

function MXW_SmartDate_keydownhandler(obj, evt) {
	if (!obj.kt_focused) {
		utility.dom.stopEvent(evt);
		return false;
	}
	var myevnt = utility.dom.setEventVars(evt);
	var kc = is.mozilla?myevnt.e.charCode:myevnt.e.keyCode;
	var mkc = is.mozilla?myevnt.e.keyCode:0;
	if(evt.shiftKey || evt.ctrlKey) {
		return;
	}
	if(kc == 116 || mkc == 116) {
		return false;
	}
	if(kc == 9 || mkc == 9) {
		return;
	}

	if (!MXW_SmartDate_allowedChar(myevnt.e)) {
		utility.dom.stopEvent(myevnt.e);
		return false;
	}
	if ((kc == 190 || kc == 110 || kc == 46) && (obj.input.value.length == 0)) {
		obj.setNow();
		utility.dom.stopEvent(myevnt.e);
		return false;
	}
	if(!is.mozilla) {
		obj.detectGroup(myevnt.e);
	}

	if (
		(is.mozilla || is.opera) && (kc==45 || kc==43 || mkc==40 || mkc==38 || kc==61) 
		|| 
		is.ie && (kc==38 || kc==40 || kc==107 || kc==109 || kc==187 || kc==189) 
	) {
		utility.dom.stopEvent(myevnt.e);
		if (!window[$SPN_GLOBALOBJECT]['timeout']) {
			var direction = (
				is.mozilla && (kc==43 || mkc==38 || kc==61) 
				|| 
				is.ie && (kc==38 || kc==107 || kc==187)
				)
				?
				1:-1;
			obj.spin(direction, 1, myevnt.e);
			spin_start(obj, direction);
		}
		if (
			is.mozilla && (kc==43 || kc==45 || mkc==38 || kc==61) 
			|| 
			is.ie && (kc==107 || kc==109 || kc==187 || kc==189 || kc==38 || kc==40) 
		){
			utility.dom.stopEvent(myevnt.e);
			return false;
		}
	}
	return true;
}

MXW_SmartDate.prototype.selectGroup = function() {
	if (this.mask.length==this.input.value.length) {
		MXW_setSelectionRange(this.input, this.selStart, this.selEnd+1);
	}
}

MXW_SmartDate.prototype.detectGroup  = function(evt){
	var kc = is.mozilla?evt.keyCode:evt.keyCode;
	if (is.ie && is.windows) {
		var selText = document.selection.createRange();
		var selLength = selText.text.length;

		var dir = 0;
		var selPos = 0;
		if (kc == 37  || kc == 39 || kc==36 || kc==35 || kc==34 || kc==33) {
			dir += kc == 37? -1: kc == 39?1:(kc==35 || kc==34)	?0:0;
			if(dir==1) {
				selText.collapse(false);
				selPos= -selText.moveStart("character", -1000) - 1;
			} else if(dir==-1){
				selText.collapse(true);
				selPos= -selText.moveStart("character", -1000);
			}
			selPos += kc == 37? -1: kc == 39?1:(kc==35 || kc==34)?this.mask.length:-selPos;
		} else {
			selText.collapse(true);
			var selPos= -selText.moveStart("character", -1000) - 1;
		}

		if (selPos == this.mask.length) {
			selPos--;
		}
		
		selPos += dir;
		var curMaskChar = this.mask.charAt(selPos);

		while(selPos < this.mask.length && !/[MDYHIST]/i.test(curMaskChar) ) {
			curMaskChar = this.mask.charAt(++selPos);
		}

		if (selPos == this.mask.length) {
			selPos--;
			curMaskChar = this.mask.charAt(selPos);
		}

		this.selStart = this.mask.indexOf(curMaskChar);
		this.selEnd = this.mask.lastIndexOf(curMaskChar);
		this.curGroup = curMaskChar.toLowerCase();
	} else if(is.mozilla) {
		var selPos = this.input.selectionStart;
		var selEnd = this.input.selectionEnd;
		var selLength = selEnd - selPos;

		var dir = 0;
		if (kc == 37  || kc == 39 || kc==36 || kc==35 || kc==34 || kc==33) {
			dir += kc == 37? -1: kc == 39?1:(kc==35 || kc==34)	?0:0;
			if (dir == 1) {
				selPos = selEnd-1;
			}
			selPos += kc == 37? -1: kc == 39?1:(kc==35 || kc==34)?this.mask.length:-selPos;
		}
	
		if (selPos==this.mask.length) {
			selPos--;
		}
		selPos += dir;
		var curMaskChar = this.mask.charAt(selPos);
		while(selPos<this.mask.length && !/[MDYHIST]/i.test(curMaskChar) ) {
			curMaskChar = this.mask.charAt(++selPos);
		}
		if (selPos==this.mask.length) {
			selPos--;
			curMaskChar = this.mask.charAt(selPos);
		}
	
		this.selStart = this.mask.indexOf(curMaskChar);
		this.selEnd = this.mask.lastIndexOf(curMaskChar);
		this.curGroup = curMaskChar.toLowerCase();
	}
}
MXW_SmartDate.prototype.spin = function(direction, step, e) {
	MXW_visualAlert(this, 0, 'SMD'+(this.hasCalendar?'CAL':''));
	this.strikes = 0;
	if(e) {
		spin_stop(e);
	}

	if (!this.validate()) {
		return false;
	}

	var date = this.getInputDate();
	if (typeof step == "undefined") {	
		step = 1;
	}
	if (date) {
		date = dateAdd(date, this.curGroup, direction*step);
		this.dateToMask(date);
		this.selectGroup();
	} else {
		MXW_visualAlert(this, 1, 'SMD'+(this.hasCalendar?'CAL':''));
	}
}

function MXW_SmartDate_blur(evt) {
	var obj = this.input;
	if (obj.value.length != obj.mask.length && obj.value.length > 0) {
		date = this.getInputDate();
		if (date) {
			var tmp = this.dateToMask(date);
			obj.lastGoodMatched = tmp;
		} else {
			MXW_visualAlert(this, 1, 'SMD'+(obj.hasCalendar?'CAL':''));
		}
	}
}
MXW_SmartDate.prototype.blur = MXW_SmartDate_blur;

function MXW_SmartDate_focushandler(obj) {
	obj.input.maskDirty = false;
	obj.kt_focused = true;
	if(!obj.validate()) {
		obj.input.maskDirty = true;
		obj.input.value = "";
	}
}

function MXW_SmartDate_getInputDate() {
	var value = this.input.value;
	//nothing prefilled, return now()
	if(value.length == 0) {
		return new Date();
	}

	var dateMask = this.mask;
	if (/ tt/.test(dateMask)) {
		value = value.replace(/ A$/i, ' AM');
		value = value.replace(/ P$/i, ' PM');
	}
	
	var re = SMD_date2regexp(dateMask);
	var arr = re.exec(value);
	if (!arr) {
		return new Date();
	}

	var o = utility.date.parse_date(arr, dateMask);

	//compute date at 12:00 PM  to avoid time saving problems
	if (o['hour'] == 0 && dateMask.toLowerCase().indexOf('h') < 0) {
		o['hour'] = 12;
	}
	if (!this.isValid(o['year'], o['month'], o['day'], o['hour'], o['minutes'], o['seconds'])) {
		return false;
	}
	date = new Date(o['year'], o['month']-1, o['day'], o['hour'], o['minutes'], o['seconds']);
	return date;
}
MXW_SmartDate.prototype.getInputDate = MXW_SmartDate_getInputDate;

function MXW_SmartDate_isValid(year, month, day, hour, minutes, seconds) {
	var month_length = [31,28,31,30,31,30,31,31,30,31,30,31];
	if (! (parseInt(year) > 0)) { return false; }
	if (! (parseInt(month) > 0 && parseInt(month) <= 12)) { return false; }
	if ((
			(parseInt(year) % 4 == 0) 
			&& 
			(parseInt(year) % 100 != 0)
		) 
		|| 
			(parseInt(year) % 400 == 0)
		) {
			month_length[1] = 29;
	}
	if (! (parseInt(day) > 0 && parseInt(day) <= month_length[parseInt(month)-1])) { return false; }

	month_length[1] = 28;
	if (! (parseInt(hour) >= 0 && parseInt(hour) <= 23)) { return false; }
	if (! (parseInt(minutes) >= 0 && parseInt(minutes) <= 59)) { return false; }
	if (! (parseInt(seconds) >= 0 && parseInt(seconds) <= 59)) { return false; }
	
	return true;
}
MXW_SmartDate.prototype.isValid = MXW_SmartDate_isValid;

function MXW_SmartDate_completeSmartDate() {
	var obj = this.input;
	var mask = this.mask;
	var size = obj.value.length;
	var sw=true;
	var tmp = obj.value;

	while (sw) {
		if (mask.length<=size) {
			break;
		}
		switch (mask.charAt(size)) {
			case 'M':
			case 'm':
			case 'D':
			case 'd':
			case 'Y':
			case 'y':
			case 'H':
			case 'h':
			case 'I':
			case 'i':
			case 'S':
			case 's':
			case 't':
				sw = false;
				break;
			default:
				obj.maskDirty = true;
				tmp += mask.charAt(size) + "";
		}
		size++;
	}
	if (tmp!=obj.value) {
		obj.value = tmp;
		if (is.opera) {
			MXW_setSelectionRange(obj, obj.value.length+1, obj.value.length+1);
		}
	}
	obj.lastGoodMatched = obj.value;
}
MXW_SmartDate.prototype.completeSmartDate = MXW_SmartDate_completeSmartDate;

function dateAdd(date, what, howmuch) {
	var y = date.getFullYear();
	var m = date.getMonth()+1;
	var d = date.getDate();
	var h = date.getHours();
	var i = date.getMinutes();
	var s = date.getSeconds();

	switch (what) {
		case "d":
			d += howmuch;
			break;
		case "m":
			m += howmuch;
			break;
		case "y":
			y += howmuch;
			break;
		case "h":
			h += howmuch;
			break;
		case "i":
			i += howmuch;
			break;
		case "s":
			s += howmuch;
			break;
		case "t":
			if (h > 12) {
				h = h-12;
			} else {
				h = h + 12;
			}
			break;
	}
	date = new Date(y, m-1, d, h, i, s);
	return date;
}

function mask2calendar(cfm) {
	cfm = cfm.replace(/yyyy/gi, '%Y');
	cfm = cfm.replace(/(yy)/gi, '%y');
	cfm = cfm.replace(/(mm)/gi, '%m');
	cfm = cfm.replace(/(dd)/gi, '%d');

	cfm = cfm.replace(/(hh)/g, '%I');
	cfm = cfm.replace(/(HH)/g, '%H');
	cfm = cfm.replace(/(ii)/gi, '%M');
	cfm = cfm.replace(/(ss)/gi, '%S');
	cfm = cfm.replace(/(tt)/gi, '%p');
	cfm = cfm.replace(/(t)/gi, '%p');

	return cfm;
}