// 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function show_calendar(str_target, str_datetime) {	var arr_months = ["Gennaio", "Febbraio", "Marzo", "Aprile", "Maggio", "Giugno",		"Luglio", "Agosto", "Settembre", "Ottobre", "Novembre", "Dicembre"];	var week_days = ["Do", "Lu", "Ma", "Me", "Gi", "Ve", "Sa"];	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>Calendar</title>\n"+		"</head>\n"+		"<body bgcolor=\"White\">\n"+		"<table class=\"clsOTable\" cellspacing=\"0\" border=\"0\" width=\"100%\">\n"+		"<tr><td bgcolor=\"#4682B4\">\n"+		"<table cellspacing=\"1\" cellpadding=\"3\" border=\"0\" width=\"100%\">\n"+		"<tr>\n	<td bgcolor=\"#4682B4\"><a href=\"javascript:window.opener.show_calendar('"+		str_target+"', '"+ dt2dtstr(dt_prev_month)+"'+document.cal.time.value);\">"+		"<img src=\"email/prev.gif\" width=\"16\" height=\"16\" border=\"0\""+		" alt=\"previous month\"></a></td>\n"+		"	<td bgcolor=\"#4682B4\" colspan=\"5\">"+		"<font color=\"white\" face=\"tahoma, verdana\" size=\"2\">"		+arr_months[dt_datetime.getMonth()]+" "+dt_datetime.getFullYear()+"</font></td>\n"+		"	<td bgcolor=\"#4682B4\" align=\"right\"><a href=\"javascript:window.opener.show_calendar('"		+str_target+"', '"+dt2dtstr(dt_next_month)+"'+document.cal.time.value);\">"+		"<img src=\"email/next.gif\" width=\"16\" height=\"16\" border=\"0\""+		" alt=\"next month\"></a></td>\n</tr>\n"	);	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=\"#87CEFA\">"+		"<font color=\"white\" 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() == dt_datetime.getDate() &&					dt_current_day.getMonth() == dt_datetime.getMonth())					// print current date					str_buffer += "	<td bgcolor=\"#FFB6C1\" align=\"right\">";				else if (dt_current_day.getDay() == 0 || dt_current_day.getDay() == 6)					// weekend days					str_buffer += "	<td bgcolor=\"#DBEAF5\" 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='"+dt2dtstr2(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='"+dt2dtstr2(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=\"#87CEFA\">"+		"<font color=\"White\" face=\"tahoma, verdana\" size=\"2\">"+		"Time: <input type=\"text\" 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=250,status=no,resizable=yes,top=200,left=200");	vWinCal.opener = self;	var calc_doc = vWinCal.document;	calc_doc.write (str_buffer);	calc_doc.close();}// 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+)$/;	if (!re_date.exec(str_datetime))		return alert("Invalid Datetime format: "+ 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 dt2dtstr2 (dt_datetime) {	return (new String (			dt_datetime.getFullYear()+"-"+(dt_datetime.getMonth()+1)+"-"+dt_datetime.getDate()+" "));}

//function dt2tmstr (dt_datetime) {	return (new String (			dt_datetime.getHours()+":"+dt_datetime.getMinutes()+":"+dt_datetime.getSeconds()));}
