/**
 * selectbox-utils for jQuery
 * 
 * Copyright (c) 2007 Yoshiomi KURISU
 * Licensed under the MIT (MIT-LICENSE.txt)  licenses.
 * 
 * @link	http://dev.chrisryu.com/2008/03/selectbox-utils_020_release.html  
 * @link	http://dev.chrisryu.com/data/jQuery-selectbox-utils/demo/  
 * 
 * @example  $('#year1').numericOptions({from:2007,to:2011});
 * @example  $('#month1').numericOptions({from:1,to:12});
 * @example  $('#date1').numericOptions().datePulldown({year:$('#year1'),month:$('#month1')});
 * 
 */
;(function(){$.fn.options=function(obj){if(obj||obj==0){if(obj instanceof Array){this.each(function(){this.options.length=0;for(var i=0,len=obj.length;i<len;i++){var tmp=obj[i];if(tmp.length&&tmp.length==2){this.options[this.options.length]=new Option(tmp[0],tmp[1]);}}});return this;}else if(typeof obj=='number'){return $('option:eq('+obj+')',this);}else if(obj=='selected'){return this.val();}}else{return $('option',this);}return $([]);};$.fn.numericOptions=function(settings){settings=jQuery.extend({remove:true,from:1,to:31,selectedIndex:0,valuePadding:0,namePadding:0,labels:[],exclude:null,startLabel:null},settings);if(!(settings.from+'').match(/^\d+$/)||!(settings.to+'').match(/^\d+$/)||!(settings.selectedIndex+'').match(/^\d+$/)||!(settings.valuePadding+'').match(/^\d+$/)||!(settings.namePadding+'').match(/^\d+$/))return;if(settings.from>settings.to)return;if(settings.to-settings.from<settings.selectedIndex)return;if(settings.remove)this.children().remove();var padfunc=function(v,p){if((''+v).length<p){for(var i=0,l=p-(v+'').length;i<l;i++){v='0'+v;}}return v;};var exclude_strings=(settings.exclude&&settings.exclude instanceof Array&&settings.exclude.length>0)?' '+settings.exclude.join(' ')+' ':'';this.each(function(){this.options.length=0;var sl=settings.startLabel;if(sl&&sl.length&&sl.length==2){this.options[0]=new Option(sl[0],sl[1]);}});for(var i=settings.from,j=0;i<=settings.to;i++){this.each(function(){var val=padfunc(i,settings.valuePadding);if(exclude_strings.indexOf(' '+val+' ')<0){var lab=(settings.labels[j])?settings.labels[j]:padfunc(i,settings.namePadding);this.options[this.options.length]=new Option(lab,val);j++;}});}this.each(function(){if(jQuery.browser.opera){this.options[settings.selectedIndex].defaultSelected=true;}else{this.selectedIndex=settings.selectedIndex;}});return this;};$.fn.datePulldown=function(settings){if(!settings.year||!settings.month)return;var y=settings.year;var m=settings.month;if(!y.val()||!m.val())return;if(!y.val().match(/^\d{1,4}$/))return;if(!m.val().match(/^[0][1-9]$|^[1][1,2]$|^[0-9]$/))return;var self=this;var fnc=function(){var tmp=new Date(new Date(y.val(),m.val()).getTime()-1000);var lastDay=tmp.getDate()-0;self.each(function(){var ind=(this.selectedIndex<lastDay-1)?this.selectedIndex:lastDay-1;this.selectedIndex=ind;$(this).numericOptions({to:lastDay,selectedIndex:ind});});};y.change(fnc);m.change(fnc);return this;};})(jQuery);