if(typeof Prototype=='undefined')alert("CalendarDateSelect Error: Prototype could not be found. Please make sure that your application's layout includes prototype.js (.g. <%= javascript_include_tag :defaults %>) *before* it includes calendar_date_select.js (.g. <%= calendar_date_select_includes %>).");if(Prototype.Version<"1.6")alert("Prototype 1.6.0 is required.  If using earlier version of prototype, please use calendar_date_select version 1.8.3");Element.addMethods({purgeChildren:function(element){$A(element.childNodes).each(function(e){$(e).remove();});},build:function(element,type,options,style){var newElement=Element.build(type,options,style);element.appendChild(newElement);return newElement;}});Element.build=function(type,options,style)
{var e=$(document.createElement(type));$H(options).each(function(pair){eval("e."+pair.key+" = pair.value");});if(style)
$H(style).each(function(pair){eval("e.style."+pair.key+" = pair.value");});return e;};nil=null;Date.one_day=24*60*60*1000;Date.weekdays=$w("Zo Ma Di Wo Do Vr Za");Date.first_day_of_week=0;Date.months=$w("Januari Februari Maart April Mei Juni Juli Augustus September Oktober November December");Date.short_months=$w("Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec");Date.short_months_NL=$w("Jan Feb Mrt Apr Mei Jun Jul Aug Sep Okt Nov Dec");Date.padded2=function(hour){var padded2=parseInt(hour,10);if(hour<10)padded2="0"+padded2;return padded2;}
Date.prototype.getPaddedMinutes=function(){return Date.padded2(this.getMinutes());}
Date.prototype.getAMPMHour=function(){var hour=this.getHours();return(hour==0)?12:(hour>12?hour-12:hour)}
Date.prototype.getAMPM=function(){return(this.getHours()<12)?"AM":"PM";}
Date.prototype.stripTime=function(){return new Date(this.getFullYear(),this.getMonth(),this.getDate());};Date.prototype.daysDistance=function(compare_date){return Math.round((compare_date-this)/Date.one_day);};Date.prototype.toFormattedString=function(include_time){var hour,str;str=(this.getMonth()+1)+"/"+this.getDate()+"/"+this.getFullYear();if(include_time){hour=this.getHours();str+=" "+this.getAMPMHour()+":"+this.getPaddedMinutes()+" "+this.getAMPM()}
return new Date(str).format('j M Y');}
Date.parseFormattedString=function(string){return new Date(string);}
Date.prototype.format=function(format){var returnStr='';var replace=Date.replaceChars;for(var i=0;i<format.length;i++){var curChar=format.charAt(i);if(replace[curChar])
returnStr+=replace[curChar].call(this);else
returnStr+=curChar;}
return returnStr;}
Date.replaceChars={j:function(){return this.getDate();},M:function(){return Date.short_months_NL[this.getMonth()];},Y:function(){return this.getFullYear();}}
Math.floor_to_interval=function(n,i){return Math.floor(n/i)*i;}
window.f_height=function(){return([window.innerHeight?window.innerHeight:null,document.documentElement?document.documentElement.clientHeight:null,document.body?document.body.clientHeight:null].select(function(x){return x>0}).first()||0);}
window.f_scrollTop=function(){return([window.pageYOffset?window.pageYOffset:null,document.documentElement?document.documentElement.scrollTop:null,document.body?document.body.scrollTop:null].select(function(x){return x>0}).first()||0);}
_translations={"OK":"Sluiten","Now":"Now","Today":"Today"}
SelectBox=Class.create();SelectBox.prototype={initialize:function(parent_element,values,html_options,style_options){this.element=$(parent_element).build("select",html_options,style_options);this.populate(values);},populate:function(values){this.element.purgeChildren();var that=this;$A(values).each(function(pair){if(typeof(pair)!="object"){pair=[pair,pair]};that.element.build("option",{value:pair[1],innerHTML:pair[0]})});},setValue:function(value){var e=this.element;var matched=false;$R(0,e.options.length-1).each(function(i){if(e.options[i].value==value.toString()){e.selectedIndex=i;matched=true;};});return matched;},getValue:function(){return $F(this.element)}}
CalendarDateSelect=Class.create();CalendarDateSelect.prototype={initialize:function(target_element,options){this.target_element=$(target_element);if(!this.target_element){alert("Target element "+target_element+" not found!");return false;}
if(down=this.target_element.down("INPUT"))this.target_element=down;this.target_element.calendar_date_select=this;this.last_click_at=0;this.options=$H({embedded:false,popup:"force",time:false,buttons:true,year_range:1,calendar_div:nil,close_on_click:nil,minute_interval:5,popup_by:this.target_element,month_year:"",onchange:this.target_element.onchange,valid_date_check:nil}).merge(options||{});this.selection_made=$F(this.target_element).strip()!=="";this.use_time=this.options.get("time");this.callback("before_show")
this.calendar_div=$(this.options.get("calendar_div"));this.parseDate();if(this.calendar_div==nil){this.calendar_div=$(this.options.get("embedded")?this.target_element.parentNode:document.body).build('div');}
if(!this.options.get("embedded"))this.calendar_div.setStyle({position:"absolute",visibility:"hidden",left:0,top:0})
this.calendar_div.addClassName("calendar_date_select");if(this.options.get("embedded"))this.options.set("close_on_click",false);if(this.options.get("close_on_click")===nil)
{if(this.options.get("time"))
this.options.set("close_on_click",false);else
this.options.set("close_on_click",true);}
if(!this.options.get("embedded")){Event.observe(document,"mousedown",this.closeIfClickedOut_handler=this.closeIfClickedOut.bindAsEventListener(this));Event.observe(document,"keypress",this.keyPress_handler=this.keyPress.bindAsEventListener(this));}
this.init();if(!this.options.get("embedded")){this.positionCalendarDiv()};this.callback("after_show")},positionCalendarDiv:function(){var above=false;var c_pos=this.calendar_div.cumulativeOffset(),c_left=c_pos[0],c_top=c_pos[1],c_dim=this.calendar_div.getDimensions(),c_height=c_dim.height,c_width=c_dim.width;var w_top=window.f_scrollTop(),w_height=window.f_height();var e_dim=$(this.options.get("popup_by")).cumulativeOffset(),e_top=e_dim[1],e_left=e_dim[0],e_height=$(this.options.get("popup_by")).getDimensions().height,e_bottom=e_top+e_height;if(((e_bottom+c_height)>(w_top+w_height))&&(e_bottom-c_height>w_top))above=true;var left_px=e_left.toString()+"px",top_px=(above?(e_top-c_height):(e_top+e_height)).toString()+"px";this.calendar_div.style.left=left_px;this.calendar_div.style.top=top_px;this.calendar_div.setStyle({display:"none",visibility:""});new Effect.Appear(this.calendar_div,{duration:0.2});if(navigator.appName=="Microsoft Internet Explorer")this.iframe=$(document.body).build("iframe",{className:"ie6_blocker",frameBorder:"0"},{left:left_px,top:top_px,height:c_height.toString()+"px",width:c_width.toString()+"px",filter:"alpha(opacity=0)"})},init:function(){var that=this;$w("top months header body buttons footer bottom").each(function(name){eval("var "+name+"_div = that."+name+"_div = that.calendar_div.build('div', { className: 'cds_"+name+"' }, { clear: 'left'} ); ");});this.initMonthsDiv();this.initHeaderDiv();this.initButtonsDiv();this.initCalendarGrid();this.updateFooter("&nbsp;");this.refresh();this.setUseTime(this.use_time);},initMonthsDiv:function()
{this.calendar_month_grid=[];this.montharray=[];this.yeararray=[];var startmonth=this.date.getMonth();var startyear=this.date.getFullYear();var yearcount=0;for(var i=0;i<12;i++){this.montharray[i]=Date.short_months_NL[startmonth++]
this.yeararray[i]=startyear;if(startmonth>=12){startmonth=startmonth-12;if(yearcount==0){startyear=startyear+1;yearcount++;}}}
var months_div=this.months_div;sorted_list=months_div.build("ul");for(var month_index=0;month_index<12;month_index++){(this.calendar_month_grid[month_index]=sorted_list.build("li",{calendar_date_select:this,onclick:function(){this.calendar_date_select.updateSelectedMonth(this,true);}})).build("div");;}},initHeaderDiv:function(){var header_div=this.header_div;this.close_button=header_div.build("a",{innerHTML:"x",href:"#",onclick:function(){this.close();return false;}.bindAsEventListener(this),className:"close"});this.next_month_button=header_div.build("a",{innerHTML:"&raquo;",href:"#",onclick:function(){this.navMonth(this.date.getMonth()+1);return false;}.bindAsEventListener(this),className:"next"});this.prev_month_button=header_div.build("a",{innerHTML:"&laquo;",href:"#",onclick:function(){this.navMonth(this.date.getMonth()-1);return false;}.bindAsEventListener(this),className:"prev"});if(this.options.get("month_year")=="dropdowns"){this.month_select=new SelectBox(header_div,$R(0,11).map(function(m){return[Date.months[m],m]}),{className:"month",onchange:function(){this.navMonth(this.month_select.getValue())}.bindAsEventListener(this)});this.year_select=new SelectBox(header_div,[],{className:"year",onchange:function(){this.navYear(this.year_select.getValue())}.bindAsEventListener(this)});this.populateYearRange();}else{this.month_year_label=header_div.build("span")}},initCalendarGrid:function(){var body_div=this.body_div;this.calendar_day_grid=[];var days_table=body_div.build("table",{cellPadding:"0px",cellSpacing:"0px",width:"100%"})
var weekdays_row=days_table.build("thead").build("tr");Date.weekdays.each(function(weekday){weekdays_row.build("th",{innerHTML:weekday});});var days_tbody=days_table.build("tbody")
var row_number=0,weekday;for(var cell_index=0;cell_index<42;cell_index++)
{weekday=(cell_index+Date.first_day_of_week)%7;if(cell_index%7==0)days_row=days_tbody.build("tr",{className:'row_'+row_number++});(this.calendar_day_grid[cell_index]=days_row.build("td",{calendar_date_select:this,onmouseover:function(){this.calendar_date_select.dayHover(this);},onmouseout:function(){this.calendar_date_select.dayHoverOut(this)},onclick:function(){this.calendar_date_select.updateSelectedDate(this,true);},className:(weekday==0)||(weekday==6)?" weekend":""},{cursor:"pointer"})).build("div");this.calendar_day_grid[cell_index];}},initButtonsDiv:function()
{var buttons_div=this.buttons_div;if(this.options.get("time"))
{var blank_time=$A(this.options.get("time")=="mixed"?[[" - ",""]]:[]);buttons_div.build("span",{innerHTML:"@",className:"at_sign"});var t=new Date();this.hour_select=new SelectBox(buttons_div,blank_time.concat($R(0,23).map(function(x){t.setHours(x);return $A([t.getAMPMHour()+" "+t.getAMPM(),x])})),{calendar_date_select:this,onchange:function(){this.calendar_date_select.updateSelectedDate({hour:this.value});},className:"hour"});buttons_div.build("span",{innerHTML:":",className:"seperator"});var that=this;this.minute_select=new SelectBox(buttons_div,blank_time.concat($R(0,59).select(function(x){return(x%that.options.get('minute_interval')==0)}).map(function(x){return $A([Date.padded2(x),x]);})),{calendar_date_select:this,onchange:function(){this.calendar_date_select.updateSelectedDate({minute:this.value})},className:"minute"});}else if(!this.options.get("buttons"))buttons_div.remove();if(this.options.get("buttons")){buttons_div.build("span",{innerHTML:"&nbsp;"});if(this.options.get("time")=="mixed")buttons_div.build("span",{innerHTML:" | ",className:"button_seperator"})
if(this.options.get("time"))b=buttons_div.build("a",{innerHTML:_translations["Now"],href:"#",onclick:function(){this.today(true);return false}.bindAsEventListener(this)});if(!this.options.get("embedded"))
{buttons_div.build("span",{innerHTML:"&nbsp;"});buttons_div.build("a",{innerHTML:_translations["OK"],href:"#",onclick:function(){this.close();return false;}.bindAsEventListener(this)});}}},refresh:function()
{this.refreshMonths();this.refreshMonthYear();this.refreshCalendarGrid();this.setSelectedClass();this.updateFooter();},refreshCalendarGrid:function(){this.beginning_date=new Date(this.date).stripTime();this.beginning_date.setDate(1);this.beginning_date.setHours(12);var pre_days=this.beginning_date.getDay()
if(pre_days<3)pre_days+=7;this.beginning_date.setDate(1-pre_days+Date.first_day_of_week);var iterator=new Date(this.beginning_date);var today=new Date().stripTime();var this_month=this.date.getMonth();vdc=this.options.get("valid_date_check");for(var cell_index=0;cell_index<42;cell_index++)
{day=iterator.getDate();month=iterator.getMonth();cell=this.calendar_day_grid[cell_index];Element.remove(cell.childNodes[0]);div=cell.build("div",{innerHTML:day});if(month!=this_month)div.className="other";cell.day=day;cell.month=month;cell.year=iterator.getFullYear();if(vdc){if(vdc(iterator.stripTime()))cell.removeClassName("disabled");else cell.addClassName("disabled")};iterator.setDate(day+1);}
if(this.today_cell)this.today_cell.removeClassName("today");if($R(0,42).include(days_until=this.beginning_date.daysDistance(today))){this.today_cell=this.calendar_day_grid[days_until];this.today_cell.addClassName("today");}},refreshMonths:function(){this.beginning_date=new Date().stripTime();var iterator=new Date(this.beginning_date);for(var month_index=0;month_index<12;month_index++)
{month=iterator.getMonth();li=this.calendar_month_grid[month_index];Element.remove(li.childNodes[0]);div=li.build("div",{innerHTML:Date.short_months_NL[month]});if(month==this.date.getMonth())div.className="selected";li.month=month;li.year=iterator.getFullYear();iterator.setMonth(month+1,1);}},refreshMonthYear:function(){var m=this.date.getMonth();var y=this.date.getFullYear();if(this.options.get("month_year")=="dropdowns")
{this.month_select.setValue(m,false);var e=this.year_select.element;if(this.flexibleYearRange()&&(!(this.year_select.setValue(y,false))||e.selectedIndex<=1||e.selectedIndex>=e.options.length-2))this.populateYearRange();this.year_select.setValue(y);}else{this.month_year_label.update(Date.months[m]+" "+y.toString());maxDate=new Date();newMaxDate=new Date(maxDate.getMonth()+12+"/"+maxDate.getDate()+"/"+maxDate.getFullYear());if(this.date.getMonth()==newMaxDate.getMonth()&&this.date.getFullYear()==newMaxDate.getFullYear()){this.next_month_button.style.visibility='hidden';}
else{this.next_month_button.style.visibility='';}}},populateYearRange:function(){this.year_select.populate(this.yearRange().toArray());},yearRange:function(){if(!this.flexibleYearRange())
return $R(this.options.get("year_range")[0],this.options.get("year_range")[1]);var y=this.date.getFullYear();return $R(y-this.options.get("year_range"),y+this.options.get("year_range"));},flexibleYearRange:function(){return(typeof(this.options.get("year_range"))=="number");},validYear:function(year){if(this.flexibleYearRange()){return true;}else{return this.yearRange().include(year);}},dayHover:function(element){var hover_date=new Date(this.selected_date);hover_date.setYear(element.year);hover_date.setMonth(element.month);hover_date.setDate(element.day);this.updateFooter(hover_date.toFormattedString(this.use_time));},dayHoverOut:function(element){this.updateFooter();},setSelectedClass:function(){if(!this.selection_made)return;if(this.selected_cell)this.selected_cell.removeClassName("selected");if($R(0,42).include(days_until=this.beginning_date.stripTime().daysDistance(this.selected_date.stripTime()))){this.selected_cell=this.calendar_day_grid[days_until];this.selected_cell.addClassName("selected");}},reparse:function(){this.parseDate();this.refresh();},dateString:function(){return(this.selection_made)?this.selected_date.toFormattedString(this.use_time):"&nbsp;";},parseDate:function()
{if(this.target_element.id=='retour_datum1'){if($('vertrek_datum1').value){var value=$('vertrek_datum1').value;}}
if(!value)var value=$F(this.target_element).strip()
value=value.replace(/Mrt/,"Mar");value=value.replace(/Mei/,"May");value=value.replace(/Okt/,"Oct");this.date=value==""?NaN:Date.parseFormattedString(this.options.get("date")||value);if(isNaN(this.date))this.date=new Date();if(!this.validYear(this.date.getFullYear()))this.date.setYear((this.date.getFullYear()<this.yearRange().start)?this.yearRange().start:this.yearRange().end);this.selected_date=new Date(this.date);this.use_time=/[0-9]:[0-9]{2}/.exec(value)?true:false;this.date.setDate(1);},updateFooter:function(text){if(!text)text=this.dateString();this.footer_div.purgeChildren();this.footer_div.build("span",{innerHTML:text});},updateSelectedDate:function(partsOrElement,via_click){var parts=$H(partsOrElement);if((this.target_element.disabled||this.target_element.readOnly)&&this.options.get("popup")!="force")return false;if(parts.get("day")){var t_selected_date=this.selected_date,vdc=this.options.get("valid_date_check");for(var x=0;x<=3;x++)t_selected_date.setDate(parts.get("day"));t_selected_date.setYear(parts.get("year"));t_selected_date.setMonth(parts.get("month"));if(vdc&&!vdc(t_selected_date.stripTime())){return false;}
this.selected_date=t_selected_date;this.selection_made=true;}
if(!isNaN(parts.get("hour")))this.selected_date.setHours(parts.get("hour"));if(!isNaN(parts.get("minute")))this.selected_date.setMinutes(Math.floor_to_interval(parts.get("minute"),this.options.get("minute_interval")));if(parts.get("hour")===""||parts.get("minute")==="")
this.setUseTime(false);else if(!isNaN(parts.get("hour"))||!isNaN(parts.get("minute")))
this.setUseTime(true);this.updateFooter();this.setSelectedClass();if(this.selection_made)this.updateValue();if(this.options.get("close_on_click")){this.close();}
if(via_click&&!this.options.get("embedded")){if((new Date()-this.last_click_at)<333)this.close();this.last_click_at=new Date();}},updateSelectedMonth:function(partsOrElement,via_click){var parts=$H(partsOrElement);this.navMonthYear(parts.get("month"),parts.get("year"))},navMonth:function(month){(target_date=new Date(this.date)).setMonth(month);return(this.navTo(target_date));},navYear:function(year){(target_date=new Date(this.date)).setYear(year);return(this.navTo(target_date));},navMonthYear:function(month,year){(target_date=new Date(this.date)).setMonth(month);target_date.setYear(year);return(this.navTo(target_date));},navTo:function(date){if(!this.validYear(date.getFullYear()))return false;this.date=date;this.date.setDate(1);this.refresh();this.callback("after_navigate",this.date);return true;},setUseTime:function(turn_on){this.use_time=this.options.get("time")&&(this.options.get("time")=="mixed"?turn_on:true)
if(this.use_time&&this.selected_date){var minute=Math.floor_to_interval(this.selected_date.getMinutes(),this.options.get("minute_interval"));var hour=this.selected_date.getHours();this.hour_select.setValue(hour);this.minute_select.setValue(minute)}else if(this.options.get("time")=="mixed"){this.hour_select.setValue("");this.minute_select.setValue("");}},updateValue:function(){var last_value=this.target_element.value;this.target_element.value=this.dateString();if(last_value!=this.target_element.value)this.callback("onchange");},today:function(now){var d=new Date();this.date=new Date();var o=$H({day:d.getDate(),month:d.getMonth(),year:d.getFullYear(),hour:d.getHours(),minute:d.getMinutes()});if(!now)o=o.merge({hour:"",minute:""});this.updateSelectedDate(o,true);this.refresh();},close:function(){if(this.closed)return false;new Effect.Fade(this.calendar_div,{duration:0.2});this.callback("before_close");this.target_element.calendar_date_select=nil;Event.stopObserving(document,"mousedown",this.closeIfClickedOut_handler);Event.stopObserving(document,"keypress",this.keyPress_handler);this.closed=true;if(this.iframe)this.iframe.remove();if(this.target_element.type!="hidden")this.target_element.focus();this.callback("after_close");},closeIfClickedOut:function(e){if(!$(Event.element(e)).descendantOf(this.calendar_div))this.close();},keyPress:function(e){if(e.keyCode==Event.KEY_ESC)this.close();},callback:function(name,param){if(this.options.get(name)){this.options.get(name).bind(this.target_element)(param);}}}