// Title: Timestamp picker
// Description: See the demo at url
// URL: http://us.geocities.com/tspicker/
// Script featured on: http://javascriptkit.com/script/script2/timestamp.shtml
// Version: 1.0
// Date: 12-05-2001 (mm-dd-yyyy)
// Author: Denis Gritcyuk <denis@softcomplex.com>; <tspicker@yahoo.com>
// Notes: Permission given to use this script in any kind of applications if
//    header lines are left unchanged. Feel free to contact the author
//    for feature requests and/or donations

var calendarXmlSource = "/help/interfacemessages/437.xml";


function show_calendar(str_target, str_datetime, strIdLingua) {
	try {
		var undefined_var;
		var oggi;

		oggi = new Date();

		if((strIdLingua==null) || (strIdLingua=="") || (strIdLingua==undefined_var)) strIdLingua = 1;

		var arr_months = [caricaXmlCal(0, strIdLingua), caricaXmlCal(1, strIdLingua), caricaXmlCal(2, strIdLingua),
						caricaXmlCal(3, strIdLingua), caricaXmlCal(4, strIdLingua), caricaXmlCal(5, strIdLingua),
						caricaXmlCal(6, strIdLingua), caricaXmlCal(7, strIdLingua), caricaXmlCal(8, strIdLingua),
						caricaXmlCal(9, strIdLingua), caricaXmlCal(10, strIdLingua), caricaXmlCal(11, strIdLingua)];
		var week_days = [caricaXmlCal(12, strIdLingua), caricaXmlCal(13, strIdLingua), caricaXmlCal(14, strIdLingua),
						caricaXmlCal(15, strIdLingua), caricaXmlCal(16, strIdLingua), caricaXmlCal(17, strIdLingua),
						caricaXmlCal(18, strIdLingua)];
		var n_weekstart = 1; // day week starts from (normally 0 or 1)

		var dt_datetime = (str_datetime == null || str_datetime =="" ?  new Date() : str2dt(str_datetime));
		var dt_prev_month = new Date(dt_datetime);
		dt_prev_month.setMonth(dt_datetime.getMonth()-1);
		var dt_next_month = new Date(dt_datetime);
		dt_next_month.setMonth(dt_datetime.getMonth()+1);
		var dt_firstday = new Date(dt_datetime);
		dt_firstday.setDate(1);
		dt_firstday.setDate(1 - (7 + dt_firstday.getDay() - n_weekstart) % 7);
		var dt_lastday = new Date(dt_next_month);
		dt_lastday.setDate(0);

		// html generation (feel free to tune it for your particular application)
		// print calendar header
		var str_buffer = new String (
			"<html>\n"+
			"<head>\n"+
			"	<title>"+ caricaXmlCal(22, strIdLingua) +"</title>\n"+
			"</head>\n"+
			"<body bgcolor=\"White\">\n"+
			"<table class=\"clsOTable\" cellspacing=\"0\" border=\"0\" width=\"100%\">\n"+
			"<tr><td bgcolor=\"#666666\">\n"+
			"<table cellspacing=\"1\" cellpadding=\"3\" border=\"0\" width=\"100%\">\n"+
			"<tr>\n	<td bgcolor=\"#666666\"><a href=\"javascript:window.opener.show_calendar('"+
			str_target+"', '"+ dt2dtstr(dt_prev_month) +"'+ document.cal.time.value, "+ strIdLingua +");\">"+

			"<img src=\"/gestionale/images/generale/prev.gif\" width=\"16\" height=\"16\" border=\"0\""+
			" alt=\""+ caricaXmlCal(19, strIdLingua) +"\"></a></td>\n"+
			"	<td bgcolor=\"#666666\" colspan=\"5\">"+
			"<font color=\"white\" face=\"tahoma, verdana\" size=\"2\">"
			+arr_months[dt_datetime.getMonth()]+" "+dt_datetime.getFullYear()+"</font></td>\n"+
			"	<td bgcolor=\"#666666\" align=\"right\"><a href=\"javascript:window.opener.show_calendar('"
			+str_target+"', '"+dt2dtstr(dt_next_month) +"'+ document.cal.time.value, "+ strIdLingua +");\">"+

			"<img src=\"/gestionale/images/generale/next.gif\" width=\"16\" height=\"16\" border=\"0\""+
			" alt=\""+ caricaXmlCal(20, strIdLingua) +"\"></a></td>\n</tr>\n"
		);
//document.cal.time.value
		var dt_current_day = new Date(dt_firstday);
		// print weekdays titles
		str_buffer += "<tr>\n";
		for (var n=0; n<7; n++)
			str_buffer += "	<td bgcolor=\"#cccccc\">"+
			"<font color=\"black\" face=\"tahoma, verdana\" size=\"2\">"+
			week_days[(n_weekstart+n)%7]+"</font></td>\n";
		// print calendar table
		str_buffer += "</tr>\n";
		while (dt_current_day.getMonth() == dt_datetime.getMonth() ||
			dt_current_day.getMonth() == dt_firstday.getMonth()) {
			// print row heder
			str_buffer += "<tr>\n";
			for (var n_current_wday=0; n_current_wday<7; n_current_wday++) {
					if (dt_current_day.getDate() == oggi.getDate() &&
						dt_current_day.getMonth() == oggi.getMonth() &&
						dt_current_day.getYear() == oggi.getYear()) {
						// print current date
						if (dt_current_day.getDay() == 0 || dt_current_day.getDay() == 6)
							str_buffer += "	<td style=\"border: #f20000 2px solid;\" bgcolor=\"#fcfcfc\" align=\"right\">";
						else
							str_buffer += "	<td style=\"border: #f20000 2px solid;\" bgcolor=\"white\" align=\"right\">";
					}
					else if ((str_datetime!=null && str_datetime!="" && dt_datetime!=undefined_var) && 
							(dt_current_day.getDate() == dt_datetime.getDate() &&
							 dt_current_day.getMonth() == dt_datetime.getMonth()))
							// print selected date
						str_buffer += "	<td bgcolor=\"#FFFF00\" align=\"right\">";
					else if (dt_current_day.getDay() == 0 || dt_current_day.getDay() == 6)
						// weekend days
						str_buffer += "	<td bgcolor=\"#eeeeee\" align=\"right\">";
					else
						// print working days of current month
						str_buffer += "	<td bgcolor=\"white\" align=\"right\">";

					if (dt_current_day.getMonth() == dt_datetime.getMonth())
						// print days of current month
						str_buffer += "<a href=\"javascript:window.opener."+str_target+
						".value='"+dt2dtstr(dt_current_day)+"'+document.cal.time.value; window.opener."+str_target+"Valida"+".value='"+valoreData(dt_current_day)+"'; window.close();\">"+
						"<font color=\"black\" face=\"tahoma, verdana\" size=\"2\">";
					else 
						// print days of other months
						str_buffer += "<a href=\"javascript:window.opener."+str_target+
						".value='"+dt2dtstr(dt_current_day)+"'+document.cal.time.value; window.close();\">"+
						"<font color=\"gray\" face=\"tahoma, verdana\" size=\"2\">";
					str_buffer += dt_current_day.getDate()+"</font></a></td>\n";
					dt_current_day.setDate(dt_current_day.getDate()+1);
			}
			// print row footer
			str_buffer += "</tr>\n";
		}
		// print calendar footer
		str_buffer +=
			"<form name=\"cal\">\n<tr><td colspan=\"7\" bgcolor=\"#f2f2f2\">"+
			"<font color=\"White\" face=\"tahoma, verdana\" size=\"2\">"+
			//"-- se voglio mettere i minuti -- Time:"+
			"<input type=\"hidden\" name=\"time\" value=\""+dt2tmstr(dt_datetime)+
			"\" size=\"8\" maxlength=\"8\"></font></td></tr>\n</form>\n" +
			"</table>\n" +
			"</tr>\n</td>\n</table>\n" +
			"</body>\n" +
			"</html>\n";

		var vWinCal = window.open("", "Calendar", 
			"width=200,height=220,status=no,resizable=no,top=200,left=200");
		vWinCal.opener = self;
		var calc_doc = vWinCal.document;
		calc_doc.write (str_buffer);
		calc_doc.close();
	}
	catch(Exception) {
	}
}
// datetime parsing and formatting routimes. modify them if you wish other datetime format
function str2dt (str_datetime) {
	var re_date = /^(\d+)\-(\d+)\-(\d+)\s+(\d+)\:(\d+)\:(\d+)$/;
	var re_date1 = /^(\d+)\/(\d+)\/(\d+)\/$/;
	if (!re_date.exec(str_datetime))
		return alert(caricaXmlCal(21, strIdLingua) +" "+ str_datetime);
	return (new Date (RegExp.$3, RegExp.$2-1, RegExp.$1, RegExp.$4, RegExp.$5, RegExp.$6));
}
function dt2dtstr (dt_datetime) {
	return (new String (
			dt_datetime.getDate()+"-"+(dt_datetime.getMonth()+1)+"-"+dt_datetime.getFullYear()+" "));
}
function dt2tmstr (dt_datetime) {
	return (new String (
			dt_datetime.getHours()+":"+dt_datetime.getMinutes()+":"+dt_datetime.getSeconds()));
	
}
function valoreData (dt_datetime) {
	// Formatta Il mese 
	var formattamese = dt_datetime.getMonth()+1;
	var mese;
	if ((formattamese != "10") && (formattamese != "11") && (formattamese != "12")) mese = "0"+formattamese;
	else mese=formattamese;
	
	// Formatta Il giorno
	var formattagiorno = dt_datetime.getDate();
	var giorno;
	if ((formattagiorno == "1") || (formattagiorno == "2") || (formattagiorno == "3") || (formattagiorno == "4") || (formattagiorno == "5") || (formattagiorno == "6") || (formattagiorno == "7") || (formattagiorno == "8") || (formattagiorno == "9")) giorno = "0"+formattagiorno;
	else giorno=formattagiorno;

	return (new String (
			giorno+"/"+(mese)+"/"+dt_datetime.getFullYear()+" "));
			//dt_datetime.getDate()+"/"+(dt_datetime.getMonth()+1)+"/"+dt_datetime.getFullYear()+" "));
}

function caricaXmlCal(strNum, strIdLingua) {
	try {
		var xmlDoc = "";
		if (window.ActiveXObject)
			xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
		else if (document.implementation && document.implementation.createDocument)
			xmlDoc = document.implementation.createDocument("","doc",null);
	
		xmlDoc.async = "false";
	
		if(typeof(xmlDoc)!="undefined") {
			xmlDoc.load(calendarXmlSource);
	
			var tickerobj = xmlDoc.getElementsByTagName("interfacemessages");
	
			var i = 0;
			var nonTrovato = true;
	
			if(tickerobj[0].childNodes!=null) {
				while((nonTrovato) && (i<tickerobj[0].childNodes.length)) {
					var msgsobj = tickerobj[0].childNodes[i];
					// controllo su lingua e numero pagina per l'xml
					if((msgsobj.getAttribute("idMessaggio")==strNum) && (msgsobj.getAttribute("idLingua")==strIdLingua)) {
						return msgsobj.firstChild.nodeValue;
						nonTrovato = false;
					}
					i=i+1;
				}
				if(!nonTrovato) return "";
			}
		}
	}
	catch(Exception) {
		switch (strNum) {
			case 0:
				return "Gennaio";
			break;
			case 1:
				return "Febbraio";
			break;
			case 2:
				return "Marzo";
			break;
			case 3:
				return "Aprile";
			break;
			case 4:
				return "Maggio";
			break;
			case 5:
				return "Giugno";
			break;
			case 6:
				return "Luglio";
			break;
			case 7:
				return "Agosto";
			break;
			case 8:
				return "Settembre";
			break;
			case 9:
				return "Ottobre";
			break;
			case 10:
				return "Novembre";
			break;
			case 11:
				return "Dicembre";
			break;
			case 12:
				return "Do";
			break;
			case 13:
				return "Lu";
			break;
			case 14:
				return "Ma";
			break;
			case 15:
				return "Me";
			break;
			case 16:
				return "Gi";
			break;
			case 17:
				return "Ve";
			break;
			case 18:
				return "Sa";
			break;
			case 19:
				return "mese precedente";
			break;
			case 20:
				return "mese successivo";
			break;
			case 21:
				return "Formato data nn valido";
			break;
			case 22:
				return "Calendario";
			break;
			default:
				return "";
			break;
		}
	}
}