//调用说明：
//首先应用到页面，然后，实例如下
// <div>
// <input type="text" name="txtdate1" /><a href="javascript:show_calendar('form1.txtdate1');"
// onmouseover="window.status='Date Picker';return true;" onmouseout="window.status='';return true;"><img
// alt="日期" src="images/calendar.gif" style="border-top-style: none; border-right-style: none;
// border-left-style: none; border-bottom-style: none" /></a>
// </div>
var weekend = [0,6];
var fontsize = 2;
var gNow = new Date();
var ggWinCal;
isNav = (navigator.appName.indexOf("Netscape") != -1) ? true : false;
isIE = (navigator.appName.indexOf("Microsoft") != -1) ? true : false;
// Non-Leap year Month days..
Calendar.DOMonth = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
// Leap year Month days..
Calendar.lDOMonth = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
function Calendar(p_item, p_WinCal, p_month, p_year, p_format) {
if ((p_month == null) && (p_year == null)) return;
if (p_WinCal == null)
this.gWinCal = ggWinCal;
else
this.gWinCal = p_WinCal;
if (p_month == null) {
this.gMonth = null;
this.gYearly = true;
} else {
this.gMonth = new Number(p_month);
this.gYearly = false;
}
this.gYear = p_year;
this.gFormat = p_format;
this.gBGColor = "white";
this.gFGColor = "black";
this.gTextColor = "black";
this.gHeaderColor = "black";
this.gReturnItem = p_item;
}
Calendar.get_daysofmonth = Calendar_get_daysofmonth;
Calendar.calc_month_year = Calendar_calc_month_year;
function Calendar_get_daysofmonth(monthNo, p_year) {
/*
Check for leap year ..
1.Years evenly divisible by four are normally leap years, except for...
2.Years also evenly divisible by 100 are not leap years, except for...
3.Years also evenly divisible by 400 are leap years.
*/
if ((p_year % 4) == 0) {
if ((p_year % 100) == 0 && (p_year % 400) != 0)
return Calendar.DOMonth[monthNo];
return Calendar.lDOMonth[monthNo];
} else
return Calendar.DOMonth[monthNo];
}
function Calendar_calc_month_year(p_Month, p_Year, incr) {
/*
Will return an 1-D array with 1st element being the calculated month
and second being the calculated year
after applying the month increment/decrement as specified by 'incr' parameter.
'incr' will normally have 1/-1 to navigate thru the months.
*/
var ret_arr = new Array();
if (incr == -1) {
// B A C K W A R D
if (p_Month == 0) {
ret_arr[0] = 11;
ret_arr[1] = parseInt(p_Year) - 1;
}
else {
ret_arr[0] = parseInt(p_Month) - 1;
ret_arr[1] = parseInt(p_Year);
}
} else if (incr == 1) {
// F O R W A R D
if (p_Month == 11) {
ret_arr[0] = 0;
ret_arr[1] = parseInt(p_Year) + 1;
}
else {
ret_arr[0] = parseInt(p_Month) + 1;
ret_arr[1] = parseInt(p_Year);
}
}
return ret_arr;
}
function Calendar_calc_month_year(p_Month, p_Year, incr) {
/*
Will return an 1-D array with 1st element being the calculated month
and second being the calculated year
after applying the month increment/decrement as specified by 'incr' parameter.
'incr' will normally have 1/-1 to navigate thru the months.
*/
var ret_arr = new Array();
if (incr == -1) {
// B A C K W A R D
if (p_Month == 0) {
ret_arr[0] = 11;
ret_arr[1] = parseInt(p_Year) - 1;
}
else {
ret_arr[0] = parseInt(p_Month) - 1;
ret_arr[1] = parseInt(p_Year);
}
} else if (incr == 1) {
// F O R W A R D
if (p_Month == 11) {
ret_arr[0] = 0;
ret_arr[1] = parseInt(p_Year) + 1;
}
else {
ret_arr[0] = parseInt(p_Month) + 1;
ret_arr[1] = parseInt(p_Year);
}
}
return ret_arr;
}
// This is for compatibility with Navigator 3, we have to create and discard one object before the prototype object exists.
//new Calendar();
Calendar.prototype.show = function() {
var vCode = "";
this.gWinCal.document.open();
// Setup the page...
this.wwrite("<html>");
this.wwrite("<head><title>Calendar</title>");
vCode = this.cal_style();
this.wwrite(vCode);
this.wwrite("</head>");
this.wwrite("<body>");
// Show navigation buttons
var prevMMYYYY = Calendar.calc_month_year(this.gMonth, this.gYear, -1);
var prevMM = prevMMYYYY[0];
var prevYYYY = prevMMYYYY[1];
var nextMMYYYY = Calendar.calc_month_year(this.gMonth, this.gYear, 1);
var nextMM = nextMMYYYY[0];
var nextYYYY = nextMMYYYY[1];
this.wwrite("<table border=0 cellpadding=0 cellspacing=1 class=Calendar>");
this.wwrite("<thead>");
this.wwrite("<tr align=\"center\" valign=\"middle\">");
this.wwrite("<td class=\"Title\" colspan=\"7\">");
this.wwrite("<A class=\"DayButton\" title=\"上一年\" HREF=\"" +
"javascript:window.opener.Build(" +
"'" + this.gReturnItem + "', '" + this.gMonth + "', '" + (parseInt(this.gYear)-1) + "', '" + this.gFormat + "'" +
");" +
"\">7<\/A> ");
this.wwrite("<A class=\"DayButton\" title=\"上一月\" HREF=\"" +
"javascript:window.opener.Build(" +
"'" + this.gReturnItem + "', '" + prevMM + "', '" + prevYYYY + "', '" + this.gFormat + "'" +
");" +
"\">3<\/A> ");
this.wwrite("<input maxlength=\"4\" name=\"year\" size=\"4\" readonly type=\"text\" value=" + this.gYear + " />年");
this.wwrite("<input maxlength=\"2\" name=\"month\" size=\"1\" readonly type=\"text\" value=" + (parseInt(this.gMonth) + 1) + " />月");
this.wwrite("<A class=\"DayButton\" title=\"下一月\" HREF=\"" +
"javascript:window.opener.Build(" +
"'" + this.gReturnItem + "', '" + nextMM + "', '" + nextYYYY + "', '" + this.gFormat + "'" +
");" +
"\">4<\/A> ");
this.wwrite("<A class=\"DayButton\" title=\"下一年\" HREF=\"" +
"javascript:window.opener.Build(" +
"'" + this.gReturnItem + "', '" + this.gMonth + "', '" + (parseInt(this.gYear)+1) + "', '" + this.gFormat + "'" +
");" +
"\">8<\/A> </TD></TR>");
vCode = "";
vCode = "<TR>";
vCode = vCode + "<TD class=DaySunTitle>日</FONT></TD>";
vCode = vCode + "<TD class=DayTitle>一</FONT></TD>";
vCode = vCode + "<TD class=DayTitle>二</FONT></TD>";
vCode = vCode + "<TD class=DayTitle>三</FONT></TD>";
vCode = vCode + "<TD class=DayTitle>四</FONT></TD>";
vCode = vCode + "<TD class=DayTitle>五</FONT></TD>";
vCode = vC
