function showCalendar(dateField, excludedDays) {
// WINDOW PREFERENCES HARDCODED FOR TESTING
var winPrefs;
if (navigator.userAgent.indexOf("MSIE") != -1) {
winPrefs = "dependent=yes,screenX=190,screenY=200,width=250,height=210,titlebar=no";
} else {
winPrefs = "dependent=yes,height=210,width=250,resizable=yes";
};
//determine date range cgi attribs
var excludeCGI = '';
if (excludedDays != '') {
	var excludeArray = String(excludedDays).split("·");
	if (excludeArray[0] != '') excludeCGI += "&minDate=" + convertValidDateToDojoFormat(excludeArray[0]);
	if (excludeArray[1] != '') excludeCGI += "&maxDate=" + convertValidDateToDojoFormat(excludeArray[1]);
}
//open the calendar url, appending field and locale format info
var newWin = window.open(
	(isBrowserOffline() ? "/Sub_0" : "") + "/messiah/meta.nsf/CalendarPicker?OpenPage&destField=" + dateField.id + 
	"&currDate=" + convertValidDateToDojoFormat(dateField.value) + 
	excludeCGI + 
	"&" + document.forms[0].prophetSampleFormatEntryCGIArgs.value
, "calWin"
, winPrefs
);
newWin.focus();
return (false);
}