function days_in_month(month, year) {
if (
month==0 ||
month==2 ||
month==4 ||
month==6 ||
month==7 ||
month==9 ||
month==11
) return 31;
else if (
month==3 ||
month==5 ||
month==8 ||
month==10
) return 30;
else {
if (year % 4 != 0) return 28;
else if ((year % 100 != 0) && ((year % 400) == 0)) return 28;
else return 29
}
}
function open_calendar(input_view, input_true, nome_campo) {
calendar_window=window.open("","calendar_window", 'scrollbars=no,status=no,width=240,height=160,left=0,top=0');
show_calendar(calendar_window, input_true.value, nome_campo);
}
function show_calendar(calendar_window, data, nome_campo) {
calendar_window.document.close();
calendar_window.document.open();
if (data == "" || data == "NULL") {
date=new Date();
arrayOfStrings1=new Array();
arrayOfStrings1[0]=date.getFullYear();
arrayOfStrings1[1]=date.getMonth();
arrayOfStrings1[2]="01";
date=new Date(arrayOfStrings1[0], arrayOfStrings1[1], 1);
}
else {
aaa=data.split(" ");
arrayOfStrings=aaa[0];
arrayOfStrings1 = arrayOfStrings.split("/");
arrayOfStrings1[1]--;
arrayOfStrings1[0]--;
arrayOfStrings1[0]++;
date=new Date(arrayOfStrings1[0], arrayOfStrings1[1], 1);
}
var numero_giorni=days_in_month(arrayOfStrings1[1], arrayOfStrings1[0]);
var wday=date.getDay();
var start_col;
if (calendar_window.opener.document.prenota.date_lang.value == "it") {
if (wday) start_col=wday-1;
else start_col=6;
text=new Array("L", "M", "M", "G", "V", "S", "D");
mesi=new Array("Gen", "Feb", "Mar", "Apr", "Mag", "Giu", "Lug", "Ago", "Set", "Ott", "Nov", "Dic");
var titolo="Calendario";
}
else {
start_col=wday;
text=new Array("S", "M", "T", "W", "T", "F", "S");
mesi=new Array("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
var titolo="Calendar";
}
calendar_window.document.writeln(""+titolo+"");
calendar_window.document.writeln("");
calendar_window.document.writeln("");
calendar_window.document.writeln("