var xMax = screen.width, yMax = screen.height;
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// Title: Timestamp picker
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// Description: See the demo at url
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// URL: http://us.geocities.com/tspicker/
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// Script featured on: http://javascriptkit.com/script/script2/timestamp.shtml
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// Version: 1.0
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// Date: 12-05-2001 (mm-dd-yyyy)
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// Author: Denis Gritcyuk <denis@softcomplex.com>; <tspicker@yahoo.com>
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// Notes: Permission given to use this script in any kind of applications if
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// header lines are left unchanged. Feel free to contact the author
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// for feature requests and/or donations
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function show_calendar(str_target, str_datetime) {
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var arr_months = ["January", "February", "March", "April", "May", "June",
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"July", "August", "September", "October", "November", "December"];
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var week_days = ["Su", "Mo", "Tu", "We", "Th", "Fr", "Sa"];
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var n_weekstart = 1; // day week starts from (normally 0 or 1)
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var dt_datetime = (str_datetime == null || str_datetime =="" || str_datetime =="dd-mm-yyyy hh24:mm" ? new Date() : str2dt(str_datetime));
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var dt_prev_month = new Date(dt_datetime);
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dt_prev_month.setMonth(dt_datetime.getMonth()-1);
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var dt_next_month = new Date(dt_datetime);
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dt_next_month.setMonth(dt_datetime.getMonth()+1);
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var dt_firstday = new Date(dt_datetime);
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dt_firstday.setDate(1);
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dt_firstday.setDate(1-(7+dt_firstday.getDay()-n_weekstart)%7);
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var dt_lastday = new Date(dt_next_month);
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dt_lastday.setDate(0);
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// html generation (feel free to tune it for your particular application)
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// print calendar header
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var str_buffer = new String (
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"<html>\n"+
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"<head>\n"+
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" <title>Calendar</title>\n"+
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"</head>\n"+
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"<body bgcolor=\"White\">\n"+
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"<table class=\"clsOTable\" cellspacing=\"0\" border=\"0\" width=\"100%\">\n"+
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"<tr><td bgcolor=\"#005A7A\">\n"+
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"<table cellspacing=\"1\" cellpadding=\"3\" border=\"0\" width=\"100%\">\n"+
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"<tr>\n <td bgcolor=\"#4682B4\"><a href=\"javascript:window.opener.show_calendar('"+
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str_target+"', '"+ dt2dtstr(dt_prev_month)+"'+document.cal.time.value);\">"+
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"<img src=\"..\\common\\images\\prev.gif\" width=\"16\" height=\"16\" border=\"0\""+
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" alt=\"previous month\"></a></td>\n"+
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" <td bgcolor=\"#4682B4\" colspan=\"5\">"+
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"<font color=\"#FFFFFF\" face=\"tahoma, verdana\" size=\"2\"><b>"
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+arr_months[dt_datetime.getMonth()]+" "+dt_datetime.getFullYear()+"<b></font></td>\n"+
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" <td bgcolor=\"#4682B4\" align=\"right\"><a href=\"javascript:window.opener.show_calendar('"
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+str_target+"', '"+dt2dtstr(dt_next_month)+"'+document.cal.time.value);\">"+
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"<img src=\"..\\common\\images\\next.gif\" width=\"16\" height=\"16\" border=\"0\""+
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" alt=\"next month\"></a></td>\n</tr>\n"
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);
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var dt_current_day = new Date(dt_firstday);
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// print weekdays titles
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str_buffer += "<tr>\n";
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for (var n=0; n<7; n++)
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str_buffer += " <td bgcolor=\"#F3F3F3\">"+
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"<font color=\"#005A7A\" face=\"tahoma, verdana\" size=\"2\">"+
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week_days[(n_weekstart+n)%7]+"</font></td>\n";
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// print calendar table
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str_buffer += "</tr>\n";
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while (dt_current_day.getMonth() == dt_datetime.getMonth() ||
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dt_current_day.getMonth() == dt_firstday.getMonth()) {
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// print row heder
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str_buffer += "<tr>\n";
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for (var n_current_wday=0; n_current_wday<7; n_current_wday++) {
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if (dt_current_day.getDate() == dt_datetime.getDate() &&
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dt_current_day.getMonth() == dt_datetime.getMonth())
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// print current date
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str_buffer += " <td bgcolor=\"#FFB6C1\" align=\"right\">";
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else if (dt_current_day.getDay() == 0 || dt_current_day.getDay() == 6)
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// weekend days
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str_buffer += " <td bgcolor=\"#DBEAF5\" align=\"right\">";
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else
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// print working days of current month
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str_buffer += " <td bgcolor=\"white\" align=\"right\">";
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if (dt_current_day.getMonth() == dt_datetime.getMonth())
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// print days of current month
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str_buffer += "<a href=\"javascript:window.opener."+str_target+
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".value='"+dt2dtstr(dt_current_day)+"'+document.cal.time.value; window.close();\">"+
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"<font color=\"black\" face=\"tahoma, verdana\" size=\"2\">";
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else
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// print days of other months
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str_buffer += "<a href=\"javascript:window.opener."+str_target+
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".value='"+dt2dtstr(dt_current_day)+"'+document.cal.time.value; window.close();\">"+
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"<font color=\"gray\" face=\"tahoma, verdana\" size=\"2\">";
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str_buffer += dt_current_day.getDate()+"</font></a></td>\n";
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dt_current_day.setDate(dt_current_day.getDate()+1);
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}
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// print row footer
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str_buffer += "</tr>\n";
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}
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// print calendar footer
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str_buffer +=
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"<form name=\"cal\">\n<tr><td colspan=\"7\" bgcolor=\"#F3F3F3\" align=\"center\">"+
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"<font color=\"White\" face=\"tahoma, verdana\" size=\"2\">"+
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"<input type=\"text\" name=\"time\" value=\""+dt2tmstr(dt_datetime)+
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"\" size=\"5\" maxlength=\"5\" style=\"width:40px\"></font></td></tr>\n</form>\n" +
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"</table>\n" +
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"</tr>\n</td>\n</table>\n" +
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"</body>\n" +
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"</html>\n";
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var vWinCal = window.open("", "Calendar", "width=200, height=250, status=no, resizable=yes, top="+eval((yMax - 250)/2)+", left="+eval((xMax - 200)/2)+"");
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vWinCal.opener = self;
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var calc_doc = vWinCal.document;
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calc_doc.write (str_buffer);
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calc_doc.close();
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}
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// datetime parsing and formatting routimes. modify them if you wish other datetime format
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function str2dt (str_datetime) {
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var re_date = /^(\d+)\-(\d+)\-(\d+)\s+(\d+)\:(\d+)$/;
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if (!re_date.exec(str_datetime))
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return alert("Invalid Datetime format: "+ str_datetime);
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return (new Date (RegExp.$3, RegExp.$2-1, RegExp.$1, RegExp.$4, RegExp.$5, RegExp.$6));
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}
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function dt2dtstr (dt_datetime) {
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day = dt_datetime.getDate();
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month = dt_datetime.getMonth()+1;
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if (day < 10) {
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day = "0" + day;
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}
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if (month < 10) {
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month = "0" + month;
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}
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return (new String (day+"-"+month+"-"+dt_datetime.getFullYear()+" "));
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}
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function dt2tmstr (dt_datetime) {
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hours = dt_datetime.getHours();
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minutes = dt_datetime.getMinutes();
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if (hours < 10) {
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hours = "0" + hours;
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}
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if (minutes < 10) {
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minutes = "0" + minutes;
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}
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return (new String (hours+":"+minutes));
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}
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