function makeCalJumper(dateString,targetURL,noDays) {
	var outString = "<table cellpadding=\"0\" cellspacing=\"2\" border=\"0\"><form onSubmit=\"return false;\"><tr><td><select name=\"CalJumperMonth\"" + (noDays?"":" onChange=\"srcwin.changeJumperDate(this,1);\"") + ">";
	for(var month=0; month<12; month++)
		outString += "<option" + ((month+1)==parseInt(dateString.substring(4,6),10)?" selected":"") + ">" + srcwin.longMonths[month] + "</option>";
	outString +="</select></td>";
	if(!noDays) {
		outString += "<td><select name=\"CalJumperDay\">";
	for(var day=0; day < getLastDayInMonth(parseInt(dateString.substring(4,6),10),parseInt(dateString.substring(0,3)));day++)
		outString += "<option" + ((day+1)==parseInt(dateString.substring(6,8),10)?" selected":"") + ">" + (day+1) + "</option>";
	outString +="</select></td>";
	}
	outString += "<td><select name=\"CalJumperYear\"" + (noDays?"":" onChange=\"srcwin.changeJumperDate(this,2);\"") + ">";
	var earlyYear = (parseInt(dateString.substring(0,4)) < (new Date()).getFullYear())?parseInt(dateString.substring(0,4)):(new Date()).getFullYear();
	if(earlyYear < 1972)
		earlyYear = 1972;
	var lateYear = (parseInt(dateString.substring(0,4)) > (new Date()).getFullYear())?parseInt(dateString.substring(0,4)):(new Date()).getFullYear();
	if(lateYear > 2035)
		lateYear = 2035;
	for(var year=(earlyYear-2);year < (lateYear+5);year++)
		outString += "<option" + (year==parseInt(dateString.substring(0,4))?" selected":"") + ">" + year + "</option>";
	outString += "</select></td><td><input type=\"button\" value=\"Go\" onClick=\"srcwin.CalJump(this.form,'" + targetURL + "'," + (noDays?"true":"false") + ");\"></td></tr></form></table>";
	return outString;
}

function changeJumperDate(element,dateType) {
	var year = element.form.elements["CalJumperYear"];
	var month = element.form.elements["CalJumperMonth"];
	var day = element.form.elements["CalJumperDay"];
	while((day.selectedIndex + 1) > getLastDayInMonth(month.selectedIndex + 1, parseInt(year.options[year.selectedIndex].text)))
		day.selectedIndex--;
	while(day.options.length > getLastDayInMonth(month.selectedIndex + 1, parseInt(year.options[year.selectedIndex].text)))
		day.options.length--;
	while(day.options.length < getLastDayInMonth(month.selectedIndex + 1, parseInt(year.options[year.selectedIndex].text)))
		day.options[day.options.length] = new Option( "" + (day.options.length + 1));
}

function CalJump(source,target,noDays) {
	var dateString = "" + source.elements["CalJumperYear"].options[source.elements["CalJumperYear"].selectedIndex].text + 
		format((source.elements["CalJumperMonth"].selectedIndex + 1),2) + 
		(noDays?"01":format((source.elements["CalJumperDay"].selectedIndex + 1),2));
	srcwin.location = target + "&date=" + dateString;
}

function getLastDayInMonth(month,year) {
	month=(month?month:(new Date()).getMonth() + 1);
	year = (year?year:(new Date()).getFullYear());
	if((month < 8 && month%2==1) || (month > 7 && month%2==0))
		return 31;
	else if(month==2 && (year%400==0 || (year%4==0 && year%100!=0)))
		return 29;
	else if(month==2)
		return 28;
	else
		return 30;
}

function format(str,len) {
	while((str.toString()?str.toString():"").length < (len?len:2))
		str = "0" + str;
	return str;
}