/*  Copyright Mihai Bazon, 2002, 2003  |  http://dynarch.com/mishoo/ * The DHTML Calendar Details and latest version at:http://dynarch.com/mishoo/calendar.epl This script is distributed under the GNU Lesser General Public License. Read the entire license text here: http://www.gnu.org/licenses/lgpl.html This file defines helper functions for setting up the calendar. They are intended to help non-programmers get a working calendar on their site quickly.  This script should not be seen as part of the calendar.  It just shows you what one can do with the calendar, while in the same time providing a quick and simple method for setting it up.  If you need exhaustive customization of the calendar creation process feel free to modify this code to suit your needs (this is recommended and much better than modifying calendar.js itself).*/
 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.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&&typeof p.onUpdate=="function")p.onUpdate(cal);if(update&&p.flat){if(typeof p.flatCallback=="function")p.flatCallback(cal);}if(update&&p.singleClick&&cal.dateClicked)cal.callCloseHandler();};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 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 false;}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(dateEl)params.date=Date.parseDate(dateEl.value||dateEl.innerHTML,dateFmt);if(!(cal&&params.cache)){window.calendar=cal=new Calendar(params.firstDay,params.date,params.onSelect||onSelect,params.onClose||function(cal){cal.hide();});cal.showsTime=params.showsTime;cal.time24=(params.timeFormat=="24");cal.weekNumbers=params.weekNumbers;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();cal.refresh();if(!params.position)cal.showAtElement(params.button||params.displayArea||params.inputField,params.align);else cal.showAt(params.position[0],params.position[1]);return false;};return cal;};