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script.js
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script.js
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function book_changePage(name, value, expires, path, domain, secure) {
var curCookie = name + "=" + escape(value) +
((expires) ? "; expires=" + expires.toGMTString() : "") +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") +
((secure) ? "; secure" : "");
document.cookie = curCookie;
}
// recupera lo stato di una pagina
function book_getPage(name) {
var dc = document.cookie;
var prefix = name + "=";
var begin = dc.indexOf("; " + prefix);
if (begin == -1) {
begin = dc.indexOf(prefix);
if (begin != 0) return null;
}
else begin += 2;
var end = document.cookie.indexOf(";", begin);
if (end == -1) end = dc.length;
return unescape(dc.substring(begin + prefix.length, end));
}
// cancella la pagina della selezione
function book_removeAllPages(rootname) {
var cookie_date = new Date ( ); // current date & time
cookie_date.setTime ( cookie_date.getTime() - 1 );
var tmp = "";
var n = -1;
var thecookie = document.cookie.split(";");
for (var i = 0;i < thecookie.length;i++) {
n=thecookie[i].indexOf("=");
tmp = (n>-1)?thecookie[i].substr(0,n):thecookie[i];
while (tmp.substring(0,1) == ' '){
tmp = tmp.substring(1, tmp.length);
}
if (tmp.substr(0, rootname.length) == rootname ) {
document.cookie = tmp + "=; path=/; expires=" + cookie_date.toGMTString();
}
}
}
// conta le pagine presenti
function book_countPages(rootname) {
var tmp = "";
var n = -1;
var k = 0;
var thecookie = document.cookie.split(";");
for (var i = 0;i < thecookie.length;i++) {
n=thecookie[i].indexOf("=");
tmp = (n>-1)?thecookie[i].substr(0,n):thecookie[i];
while (tmp.substring(0,1) == " "){
tmp = tmp.substring(1, tmp.length);
}
if (tmp.substr(0, rootname.length) == rootname ) {
if (book_getPage(tmp) == 1) {
k = k + 1;
}
}
}
return k;
}
// ricarica la pagina
function book_recharge() {
window.location.reload();
}