/*
 *
 * Copyright (c) 2004-2005 by Zapatec, Inc.
 * http://www.zapatec.com
 * 1700 MLK Way, Berkeley, California,
 * 94709, U.S.A.
 * All rights reserved.
 *
 *
 */

Zapatec.Calendar.setup=function(params){function param_default(pname,def){if(typeof params[pname]=="undefined"){params[pname]=def;}};param_default("inputField",null);param_default("displayArea",null);param_default("button",null);param_default("eventName","click");param_default("ifFormat","%Y/%m/%d");param_default("daFormat","%Y/%m/%d");param_default("singleClick",true);param_default("disableFunc",null);param_default("dateStatusFunc",params["disableFunc"]);param_default("dateText",null);param_default("firstDay",null);param_default("align","Br");param_default("range",[1900,2999]);param_default("weekNumbers",true);param_default("flat",null);param_default("flatCallback",null);param_default("onSelect",null);param_default("onClose",null);param_default("onUpdate",null);param_default("date",null);param_default("showsTime",false);param_default("timeFormat","24");param_default("electric",true);param_default("step",2);param_default("position",null);param_default("cache",false);param_default("showOthers",false);param_default("multiple",null);var tmp=["inputField","displayArea","button"];for(var i in tmp){if(typeof params[tmp[i]]=="string"){params[tmp[i]]=document.getElementById(params[tmp[i]]);}}
if(!(params.flat||params.multiple||params.inputField||params.displayArea||params.button)){alert("Calendar.setup:\n  Nothing to setup (no fields found).  Please check your code");return false;}
function onSelect(cal){var p=cal.params;var update=(cal.dateClicked||p.electric);if(update&&p.flat){if(typeof p.flatCallback=="function")
p.flatCallback(cal);else
alert("No flatCallback given -- doing nothing.");return false;}
if(update&&p.inputField){p.inputField.value=cal.date.print(p.ifFormat);if(typeof p.inputField.onchange=="function")
p.inputField.onchange();}
if(update&&p.displayArea)
p.displayArea.innerHTML=cal.date.print(p.daFormat);if(update&&p.singleClick&&cal.dateClicked)
cal.callCloseHandler();if(update&&typeof p.onUpdate=="function")
p.onUpdate(cal);};if(params.flat!=null){if(typeof params.flat=="string")
params.flat=document.getElementById(params.flat);if(!params.flat){alert("Calendar.setup:\n  Flat specified but can't find parent.");return false;}
var cal=new Zapatec.Calendar(params.firstDay,params.date,params.onSelect||onSelect);cal.showsOtherMonths=params.showOthers;cal.showsTime=params.showsTime;cal.time24=(params.timeFormat=="24");cal.params=params;cal.weekNumbers=params.weekNumbers;cal.setRange(params.range[0],params.range[1]);cal.setDateStatusHandler(params.dateStatusFunc);cal.getDateText=params.dateText;if(params.ifFormat){cal.setDateFormat(params.ifFormat);}
if(params.inputField&&typeof params.inputField.value=="string"){cal.parseDate(params.inputField.value);}
cal.create(params.flat);cal.show();return cal;}
var triggerEl=params.button||params.displayArea||params.inputField;triggerEl["on"+params.eventName]=function(){var dateEl=params.inputField||params.displayArea;var dateFmt=params.inputField?params.ifFormat:params.daFormat;var mustCreate=false;var cal=window.calendar;if(!(cal&&params.cache)){window.calendar=cal=new Zapatec.Calendar(params.firstDay,params.date,params.onSelect||onSelect,params.onClose||function(cal){if(params.cache)
cal.hide();else
cal.destroy();});cal.showsTime=params.showsTime;cal.time24=(params.timeFormat=="24");cal.weekNumbers=params.weekNumbers;cal.historyDateFormat=params.ifFormat||params.daFormat;mustCreate=true;}else{if(params.date)
cal.setDate(params.date);cal.hide();}
if(params.multiple){cal.multiple={};for(var i=params.multiple.length;--i>=0;){var d=params.multiple[i];var ds=d.print("%Y%m%d");cal.multiple[ds]=d;}}
cal.showsOtherMonths=params.showOthers;cal.yearStep=params.step;cal.setRange(params.range[0],params.range[1]);cal.params=params;cal.setDateStatusHandler(params.dateStatusFunc);cal.getDateText=params.dateText;cal.setDateFormat(dateFmt);if(mustCreate)
cal.create();if(dateEl)
cal.parseDate(dateEl.value||dateEl.innerHTML);if(!params.position)
cal.showAtElement(params.button||params.displayArea||params.inputField,params.align);else
cal.showAt(params.position[0],params.position[1]);return false;};if(params.closeEventName){triggerEl["on"+params.closeEventName]=function(){if(window.calendar)
window.calendar.callCloseHandler();};}
return cal;};