/*
 * jQuery Birthday Picker: v1.2 - 3/21/2011
 * http://abecoffman.com/stuff/birthdaypicker
 * 
 * Copyright (c) 2010 Abe Coffman
 * Dual licensed under the MIT and GPL licenses.
 * 
 */
(function(d){var a={"short":["Gen","Feb","Mar","Apr","Mag","Giu","Lug","Ago","Set","Ott","Nov","Dic"],
        "long":["Gennaio","Febbraio","Marzo","Aprile","Maggio","Giugno","Luglio","Agosto","Settembre","Ottobre","Novembre","Dicembre"]},
        b=new Date(), c=b.getFullYear(),f=b.getMonth()+1,e=b.getDate();
        d.fn.birthdaypicker=function(g){
            var h={
                    maxAge:120,
                    futureDates:false,
                    maxYear:c,
                    dateFormat:"middleEndian",
                    monthFormat:"short",
                    placeholder:true,
                    legend:"",
                    defaultDate:false,
                    hiddenDate:true,
                    hiddenDateName:"dataNascita"
                  };
            return this.each(function(){
                if(g){d.extend(h,g)}
                var r=d("<fieldset class='birthday-picker uniform' id='"+h.hiddenDateName+"Id' ></fieldset>"),
                q=d("<select class='birth-year uniform' style='width: 60px; ' name='birth[year]' id='"+h.hiddenDateName+"year'></select>"),
                p=d("<select class='birth-month uniform' style='width: 50px; '  name='birth[month]' id='"+h.hiddenDateName+"month'></select>"),
                m=d("<select class='birth-day uniform' style='width: 50px; ' name='birth[day]' id='"+h.hiddenDateName+"day'></select>");
                if(h.legend){d("<legend>"+h.legend+"</legend>").appendTo(r)}var n;
                if(h.dateFormat=="bigEndian"){n=c+"/"+f+"/"+e;r.append(q).append(p).append(m)}else{
                if(h.dateFormat=="littleEndian"){n=e+"/"+f+"/"+c;r.append(m).append(p).append(q)}else{
                        r.append(p).append(m).append(q);n=f+"/"+e+"/"+c}}
                if(h.placeholder){d("<option value='0'>Anno</option>").appendTo(q);
                d("<option value='0'>Mese</option>").appendTo(p);
                d("<option value='0'>Giorno</option>").appendTo(m);
                n=null}
                if(h.defaultDate){n=h.defaultDate}
                if(h.hiddenDate){d("<input type='hidden' name='"+h.hiddenDateName+"' />").val(n).appendTo(r)}
                var s=c;var t=c-h.maxAge;if(h.futureDates&&h.maxYear!=c){
                    if(h.maxYear>1000){s=h.maxYear}else{s=c+h.maxYear}}
                while(s>=t){d("<option></option>").attr("value",s).text(s).appendTo(q);s--}
                for(var o=0;o<12;o++){d("<option></option>").attr("value",o+1).text(a[h.monthFormat][o]).appendTo(p)}
                for(var l=1;l<32;l++){d("<option></option>").attr("value",l).text(l).appendTo(m)}d(this).append(r);
                if(h.defaultDate){
                    var i=new Date(h.defaultDate);
                    q.val(i.getFullYear());
                    p.val(i.getMonth()+1);
                    m.val(i.getDate())
                    }
                    r.change(function(){
                    var k=parseInt(p.children(":last").val()),y=parseInt(m.children(":last").val()),j=new Date(q.val(),p.val(),0),w=j.getDate();
                    if(y>w){
                        while(y>w){
                            m.children(":last").remove();y--}}
                    else{
                        if(y<w){
                            while(y<w){
                                d("<option></option>").attr("value",y+1).text(y+1).appendTo(m);y++}
                            }
                        }
                    if(!h.futureDates&&q.val()==u){
                        if(k>x){
                            while(k>x){
                                p.children(":last").remove();k--}
                            }
                        if(p.val()==x){
                            if(y>v){
                                while(y>v){
                                    m.children(":last").remove();y--}
                                }
                            }
                        }
                    if(q.val()!=u&&k!=12){
                        while(k<12){
                            d("<option></option>").attr("value",k+1).text(a[h.monthFormat][k]).appendTo(p);
                            k++
                            }
                        }
                    var u=q.val(),x=p.val(),v=m.val();
                    if((u*x*v)!=0){
                        if(h.dateFormat=="bigEndian"){n=u+"/"+x+"/"+v}
                        else{
                        if(h.dateFormat=="littleEndian"){n=v+"/"+x+"/"+u}
                        else{n=x+"/"+v+"/"+u}
                        }
                        d(this).children('input[type="hidden"]').val(n)}
                    else{
                    	d(this).children('input[type="hidden"]').val("");
                    }
                    })
               })
        }
        
        }
)
(jQuery);