{"id":4923,"date":"2026-02-10T14:16:23","date_gmt":"2026-02-10T12:16:23","guid":{"rendered":"https:\/\/1epal-argyr.att.sch.gr\/?p=4923"},"modified":"2026-02-10T15:08:01","modified_gmt":"2026-02-10T13:08:01","slug":"%cf%85%cf%80%ce%bf%ce%bb%ce%bf%ce%b3%ce%b9%cf%83%ce%bc%cf%8c%cf%82-%ce%b5%ce%bc%cf%80%cf%81%cf%8c%ce%b8%ce%b5%cf%83%ce%bc%cf%89%ce%bd-%ce%b4%ce%b9%ce%ba%ce%b1%ce%b9%ce%bf%ce%bb%ce%bf%ce%b3%ce%b7%cf%84","status":"publish","type":"post","link":"https:\/\/1epal-argyr.att.sch.gr\/?p=4923","title":{"rendered":"\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b5\u03bc\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03c9\u03bd \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03bf\u03b3\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd"},"content":{"rendered":"<p>\u03a3\u03cd\u03bc\u03c6\u03c9\u03bd\u03b1 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03b9\u03c3\u03c7\u03cd\u03bf\u03c5\u03c3\u03b1 \u03bd\u03bf\u03bc\u03bf\u03b8\u03b5\u03c3\u03af\u03b1 \u03bf \u03b3\u03bf\u03bd\u03ad\u03b1\u03c2\/\u03ba\u03b7\u03b4\u03b5\u03bc\u03cc\u03bd\u03b1\u03c2\/\u03bf-\u03b7 \u03b1\u03c3\u03ba\u03ce\u03bd-\u03bf\u03cd\u03c3\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03bc\u03ad\u03bb\u03b5\u03b9\u03b1 \u03ba\u03ac\u03b8\u03b5 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ae\/\u03c4\u03c1\u03b9\u03b1\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03c5\u03c3\u03af\u03b1\u03c3\u03b5 <strong>\u03b3\u03b9\u03b1 \u03bb\u03cc\u03b3\u03bf\u03c5\u03c2 \u03c5\u03b3\u03b5\u03af\u03b1\u03c2<\/strong> \u03b1\u03c0\u03cc \u03c4\u03bf \u03a3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf <strong>\u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c0\u03cc \u03b4\u03cd\u03bf (2) \u03b7\u03bc\u03ad\u03c1\u03b5\u03c2<\/strong>, \u03b5\u03af\u03bd\u03b1\u03b9 \u03c5\u03c0\u03bf\u03c7\u03c1\u03b5\u03c9\u03bc\u03ad\u03bd\u03bf\u03c2\/\u03b7 \u03bd\u03b1 \u03c0\u03c1\u03bf\u03c3\u03ba\u03bf\u03bc\u03af\u03c3\u03b5\u03b9 \u03bf\/\u03b7 \u03af\u03b4\u03b9\u03bf\u03c2\/\u03b1, \u03ae \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c3\u03c4\u03b5\u03af\u03bb\u03b5\u03b9 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bd\u03b9\u03ba\u03ac <strong>\u03c4\u03bf \u03b1\u03c1\u03b3\u03cc\u03c4\u03b5\u03c1\u03bf \u03bc\u03ad\u03c7\u03c1\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03b4\u03ad\u03ba\u03b1\u03c4\u03b7 (10) \u03b5\u03c1\u03b3\u03ac\u03c3\u03b9\u03bc\u03b7 \u03b7\u03bc\u03ad\u03c1\u03b1<\/strong> \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03c4\u03bf\u03c5\/\u03c4\u03b7\u03c2 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ae\/\u03c4\u03c1\u03b9\u03b1\u03c2 \u03c3\u03c4\u03bf \u03a3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf, \u03b2\u03b5\u03b2\u03b1\u03af\u03c9\u03c3\u03b7 \u03b4\u03b7\u03bc\u03cc\u03c3\u03b9\u03bf\u03c5 \u03ae \u03b9\u03b4\u03b9\u03c9\u03c4\u03b9\u03ba\u03bf\u03cd \u03bd\u03bf\u03c3\u03b7\u03bb\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd \u03b9\u03b4\u03c1\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03ae \u03bf\u03c0\u03bf\u03b9\u03bf\u03c5\u03b4\u03ae\u03c0\u03bf\u03c4\u03b5 \u03b9\u03b4\u03b9\u03ce\u03c4\u03b7 \u03b3\u03b9\u03b1\u03c4\u03c1\u03bf\u03cd, \u03c0\u03bf\u03c5 \u03bd\u03b1 \u03c0\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03c4\u03bf \u03b5\u03af\u03b4\u03bf\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03b7\u03c2 \u03b1\u03c3\u03b8\u03ad\u03bd\u03b5\u03b9\u03b1\u03c2. \u0397 \u03b2\u03b5\u03b2\u03b1\u03af\u03c9\u03c3\u03b7 \u03b1\u03c5\u03c4\u03ae \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03b5\u03cd\u03c3\u03b5\u03b9 \u03c9\u03c2 \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03bf\u03b3\u03b7\u03c4\u03b9\u03ba\u03cc \u03b3\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03c2 \u03b1\u03c0\u03bf\u03c5\u03c3\u03af\u03b5\u03c2. <strong>\u039c\u03b5\u03c4\u03ac \u03c4\u03b7\u03bd \u03b1\u03bd\u03c9\u03c4\u03ad\u03c1\u03c9 \u03c0\u03c1\u03bf\u03b8\u03b5\u03c3\u03bc\u03af\u03b1 \u03ba\u03b1\u03bd\u03ad\u03bd\u03b1 \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03bf\u03b3\u03b7\u03c4\u03b9\u03ba\u03cc \u03c5\u03c0\u03bf\u03b2\u03b1\u03bb\u03bb\u03cc\u03bc\u03b5\u03bd\u03bf \u03b5\u03ba\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03b1 \u03b4\u03b5\u03bd \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b4\u03b5\u03ba\u03c4\u03cc \u03c3\u03b5 \u03ba\u03b1\u03bc\u03af\u03b1 \u03c0\u03b5\u03c1\u03af\u03c0\u03c4\u03c9\u03c3\u03b7.<\/strong><\/p>\n<p>\u03a4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03c4\u03c9 \u03b4\u03cd\u03bf \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c3\u03b1\u03c2 \u03b4\u03b9\u03b5\u03c5\u03ba\u03bf\u03bb\u03cd\u03bd\u03bf\u03c5\u03bd \u03bd\u03b1 \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03c3\u03b5\u03c4\u03b5 \u03b1\u03bd \u03ad\u03bd\u03b1 \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03bf\u03b3\u03b7\u03c4\u03b9\u03ba\u03cc \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03bc\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03bf \u03ae \u03cc\u03c7\u03b9.<\/p>\n<p>\u03a4\u03bf \u03c0\u03c1\u03ce\u03c4\u03bf \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03b5\u03b9 \u03c0\u03cc\u03c4\u03b5 \u03b5\u03ba\u03c0\u03bd\u03ad\u03b5\u03b9 \u03b7 \u03c0\u03c1\u03bf\u03b8\u03b5\u03c3\u03bc\u03af\u03b1 \u03ba\u03b1\u03c4\u03ac\u03b8\u03b5\u03c3\u03b7\u03c2 \u03b1\u03af\u03c4\u03b7\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7 \u03b1\u03c0\u03bf\u03c5\u03c3\u03b9\u03ce\u03bd \u03b2\u03b1\u03c3\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03c3\u03c4\u03b7\u03bd \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03c0\u03bf\u03c5 \u03bf\/\u03b7 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ae\u03c2\/\u03c4\u03c1\u03b9\u03b1 \u03b5\u03c0\u03ad\u03c3\u03c4\u03c1\u03b5\u03c8\u03b5 \u03c3\u03c4\u03bf \u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03b1\u03c3\u03b8\u03ad\u03bd\u03b5\u03b9\u03b1.<\/p>\n<p>\u03a4\u03bf \u03b4\u03b5\u03cd\u03c4\u03b5\u03c1\u03bf \u03c5\u03c0\u03bf\u03bb\u03bf\u03b3\u03af\u03b6\u03b5\u03b9 \u03c4\u03bf \u03c0\u03bb\u03ae\u03b8\u03bf\u03c2 \u03c4\u03c9\u03bd \u03b5\u03c1\u03b3\u03ac\u03c3\u03b9\u03bc\u03c9\u03bd \u03b7\u03bc\u03b5\u03c1\u03ce\u03bd \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03c0\u03bf\u03c5 \u03b5\u03c0\u03ad\u03c3\u03c4\u03c1\u03b5\u03c8\u03b5 \u03bf\/\u03b7 \u03bc\u03b1\u03b8\u03b7\u03c4\u03ae\u03c2\/\u03c4\u03c1\u03b9\u03b1 \u03c3\u03c4\u03bf \u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf \u03bc\u03b5\u03c4\u03ac \u03b1\u03c0\u03cc \u03b1\u03c3\u03b8\u03ad\u03bd\u03b5\u03b9\u03b1, \u03bc\u03ad\u03c7\u03c1\u03b9 \u03c4\u03b7\u03bd \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03ba\u03b1\u03c4\u03ac\u03b8\u03b5\u03c3\u03b7\u03c2 \u03b1\u03af\u03c4\u03b7\u03c3\u03b7\u03c2 \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7\u03c2 \u03b1\u03c0\u03bf\u03c5\u03c3\u03b9\u03ce\u03bd \u03ba\u03b1\u03b9 \u03b5\u03bd\u03b7\u03bc\u03b5\u03c1\u03ce\u03bd\u03b5\u03b9 \u03b1\u03bd \u03b7 \u03b1\u03af\u03c4\u03b7\u03c3\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03bc\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03b7 \u03ae \u03b5\u03ba\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03b7.<\/p>\n    <div class=\"sdc-wrapper\">\n        <center><b>\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c0\u03c1\u03bf\u03b8\u03b5\u03c3\u03bc\u03af\u03b1\u03c2 \u03c5\u03c0\u03bf\u03b2\u03bf\u03bb\u03ae\u03c2 \u03b1\u03af\u03c4\u03b7\u03c3\u03b7\u03c2 \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7\u03c2 \u03b1\u03c0\u03bf\u03c5\u03c3\u03b9\u03ce\u03bd<\/b><\/center>\n\t\t<br>\n        <p style=\"font-size: 0.9em; color: #666; margin-bottom: 15px;\">\u0395\u03b9\u03c3\u03ac\u03b3\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03c0\u03bf\u03c5 \u03bf \u03bc\u03b1\u03b8\u03b7\u03c4\u03ae\u03c2 \u03b5\u03c0\u03ad\u03c3\u03c4\u03c1\u03b5\u03c8\u03b5 \u03c3\u03c4\u03bf \u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf.<\/p>\n        <div class=\"sdc-form\">\n            <label for=\"returnDate\">\u0397\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u0395\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2:<\/label>\n            <input type=\"date\" id=\"returnDate\">\n            \n            <button onclick=\"calculateDeadline()\">\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u03a0\u03c1\u03bf\u03b8\u03b5\u03c3\u03bc\u03af\u03b1\u03c2<\/button>\n        <\/div>\n        <div id=\"deadline-result\" class=\"sdc-result\"><\/div>\n    <\/div>\n\n    <style>\n        .sdc-wrapper h1 {\n              line-height: 1.2 !important;   \/* \u0391\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd \u03b3\u03c1\u03b1\u03bc\u03bc\u03ce\u03bd *\/\n         \/\/     margin-bottom: 20px !important; \/* \u0394\u03af\u03bd\u03b5\u03b9 \u03c7\u03ce\u03c1\u03bf \u03b1\u03bd\u03ac\u03bc\u03b5\u03c3\u03b1 \u03c3\u03c4\u03bf\u03bd \u03c4\u03af\u03c4\u03bb\u03bf \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c6\u03cc\u03c1\u03bc\u03b1 *\/\n         \/\/     margin-top: 10px !important;    \/* \u0394\u03af\u03bd\u03b5\u03b9 \u03bb\u03af\u03b3\u03bf \u03c7\u03ce\u03c1\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf \u03c0\u03ac\u03bd\u03c9 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03bb\u03b1\u03b9\u03c3\u03af\u03bf\u03c5 *\/\n\t\t}\n        .sdc-wrapper {\n            border: 1px solid #ddd !important;\n            padding: 20px !important;\n            border-radius: 8px !important;\n            background: #f9f9f9 !important;\n            max-width: 500px !important;\n            margin: 20px auto !important;\n            font-family: sans-serif !important;\n        }\n        .sdc-form label { display: block !important; margin-top: 10px !important; font-weight: bold !important; color: #333 !important; }\n        .sdc-form input { width: 100% !important; padding: 8px !important; margin-top: 5px !important; border: 1px solid #ccc !important; border-radius: 4px !important; box-sizing: border-box !important; }\n        \n        .sdc-form button { \n            margin-top: 15px !important; \n            padding: 12px 20px !important; \n            background-color: #235787 !important; \n            color: #ffffff !important; \n            border: none !important; \n            cursor: pointer !important; \n            border-radius: 4px !important; \n            width: 100% !important; \n            font-size: 16px !important;\n            font-weight: bold !important;\n            display: block !important;\n            transition: background 0.3s ease !important;\n        }\n\n        .sdc-form button:hover { \n            background-color: #449d44 !important; \n        }\n\n        .sdc-result { margin-top: 20px !important; font-weight: bold !important; color: #333 !important; text-align: center !important; line-height: 1.6; }\n        .deadline-date { color: #d63638; font-size: 1.3em; display: block; margin-top: 5px; }\n    <\/style>\n\n    <script>\n    function calculateDeadline() {\n        const inputVal = document.getElementById('returnDate').value;\n        const resultDiv = document.getElementById('deadline-result');\n\n        if (!inputVal) {\n            resultDiv.innerHTML = '<span style=\"color: #d63638;\">\u03a0\u03b1\u03c1\u03b1\u03ba\u03b1\u03bb\u03ce \u03b5\u03c0\u03b9\u03bb\u03ad\u03be\u03c4\u03b5 \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1.<\/span>';\n            return;\n        }\n\n        let current = new Date(inputVal);\n        let schoolDaysCount = 0;\n        const targetDays = 10;\n\n        \/\/ \u039e\u03b5\u03ba\u03b9\u03bd\u03ac\u03bc\u03b5 \u03c4\u03bf\u03bd \u03ad\u03bb\u03b5\u03b3\u03c7\u03bf \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b7\u03bc\u03ad\u03c1\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2\n        \/\/ \u0391\u03bd \u03b7 \u03b7\u03bc\u03ad\u03c1\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03c1\u03b3\u03af\u03b1\/\u03a3\u039a, \u03b7 \u03c0\u03c1\u03ce\u03c4\u03b7 \u03b5\u03c1\u03b3\u03ac\u03c3\u03b9\u03bc\u03b7 \u03b8\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7 1\u03b7 \u03bc\u03ad\u03c1\u03b1.\n        while (schoolDaysCount < targetDays) {\n            if (isSchoolDayDeadline(current)) {\n                schoolDaysCount++;\n            }\n            \n            \/\/ \u0391\u03bd \u03b4\u03b5\u03bd \u03ad\u03c7\u03bf\u03c5\u03bc\u03b5 \u03c6\u03c4\u03ac\u03c3\u03b5\u03b9 \u03b1\u03ba\u03cc\u03bc\u03b1 \u03c4\u03b9\u03c2 10 \u03bc\u03ad\u03c1\u03b5\u03c2, \u03c0\u03c1\u03bf\u03c7\u03c9\u03c1\u03ac\u03bc\u03b5 \u03c3\u03c4\u03b7\u03bd \u03b5\u03c0\u03cc\u03bc\u03b5\u03bd\u03b7\n            if (schoolDaysCount < targetDays) {\n                current.setDate(current.getDate() + 1);\n            }\n        }\n\n        \/\/ \u039c\u03bf\u03c1\u03c6\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1\u03c2 \u03c3\u03b5 DD\/MM\/YYYY\n        const options = { day: '2-digit', month: '2-digit', year: 'numeric' };\n        const finalDateStr = current.toLocaleDateString('el-GR', options);\n\n        resultDiv.innerHTML = '\u0397 \u03ba\u03b1\u03c4\u03b1\u03bb\u03b7\u03ba\u03c4\u03b9\u03ba\u03ae \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03ba\u03b1\u03c4\u03ac\u03b8\u03b5\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b1\u03af\u03c4\u03b7\u03c3\u03b7\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b7: <span class=\"deadline-date\">' + finalDateStr + '<\/span>';\n    }\n\n    function isSchoolDayDeadline(date) {\n        const d = date.getDate();\n        const m = date.getMonth() + 1;\n        const y = date.getFullYear();\n        const dayOfWeek = date.getDay();\n\n        if (dayOfWeek === 0 || dayOfWeek === 6) return false;\n        if (m === 7 || m === 8) return false;\n        if ((m === 12 && d >= 24) || (m === 1 && d <= 7)) return false;\n\n        const fixed = [\"25\/3\", \"1\/5\", \"28\/10\", \"4\/12\"];\n        if (fixed.includes(d + \"\/\" + m)) return false;\n\n        \/\/ \u039a\u03b9\u03bd\u03b7\u03c4\u03ad\u03c2 \u03b5\u03bf\u03c1\u03c4\u03ad\u03c2 (\u03a0\u03ac\u03c3\u03c7\u03b1 \u03ba\u03bb\u03c0)\n        const easter = getGreekEaster(y);\n        const checkTime = new Date(y, m - 1, d).getTime();\n\n        const cleanMonday = new Date(easter);\n        cleanMonday.setDate(cleanMonday.getDate() - 48);\n        if (checkTime === cleanMonday.getTime()) return false;\n\n        const holySpirit = new Date(easter);\n        holySpirit.setDate(holySpirit.getDate() + 50);\n        if (checkTime === holySpirit.getTime()) return false;\n\n        const eStart = new Date(easter); eStart.setDate(eStart.getDate() - 6);\n        const eEnd = new Date(easter); eEnd.setDate(eEnd.getDate() + 7);\n        if (checkTime >= eStart.getTime() && checkTime <= eEnd.getTime()) return false;\n\n        return true;\n    }\n\n    function getGreekEaster(year) {\n        const a = year % 4, b = year % 7, c = year % 19;\n        const d = (19 * c + 15) % 30;\n        const e = (2 * a + 4 * b - d + 34) % 7;\n        const month = Math.floor((d + e + 114) \/ 31);\n        const day = ((d + e + 114) % 31) + 1;\n        const gregorian = new Date(year, month - 1, day);\n        gregorian.setDate(gregorian.getDate() + 13);\n        return gregorian;\n    }\n    <\/script>\n    \n    <div class=\"sdc-wrapper\">\n        <b><center>\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u03c3\u03c7\u03bf\u03bb\u03b9\u03ba\u03ce\u03bd \u03b5\u03c1\u03b3\u03ac\u03c3\u03b9\u03bc\u03c9\u03bd \u03b7\u03bc\u03b5\u03c1\u03ce\u03bd<\/b><\/center>\n\t\t<br>\n        <div class=\"sdc-form\">\n            <label for=\"startDate\">\u0397\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2 \u03c3\u03c4\u03bf \u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03bf:<\/label>\n            <input type=\"date\" id=\"startDate\">\n            \n            <label for=\"endDate\">\u0397\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03ba\u03b1\u03c4\u03ac\u03b8\u03b5\u03c3\u03b7\u03c2 \u03b1\u03af\u03c4\u03b7\u03c3\u03b7\u03c2 \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03cc\u03b3\u03b7\u03c3\u03b7\u03c2:<\/label>\n            <input type=\"date\" id=\"endDate\">\n            \n            <button onclick=\"calculateSchoolDays()\">\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2<\/button>\n        <\/div>\n        <div id=\"sdc-result\" class=\"sdc-result\"><\/div>\n    <\/div>\n\n<style>\n        .sdc-wrapper h3 {\n              line-height: 1.2 !important;   \/* \u0391\u03c5\u03be\u03ac\u03bd\u03b5\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03cc\u03c3\u03c4\u03b1\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd \u03b3\u03c1\u03b1\u03bc\u03bc\u03ce\u03bd *\/\n         \/\/     margin-bottom: 20px !important; \/* \u0394\u03af\u03bd\u03b5\u03b9 \u03c7\u03ce\u03c1\u03bf \u03b1\u03bd\u03ac\u03bc\u03b5\u03c3\u03b1 \u03c3\u03c4\u03bf\u03bd \u03c4\u03af\u03c4\u03bb\u03bf \u03ba\u03b1\u03b9 \u03c4\u03b7 \u03c6\u03cc\u03c1\u03bc\u03b1 *\/\n         \/\/     margin-top: 10px !important;    \/* \u0394\u03af\u03bd\u03b5\u03b9 \u03bb\u03af\u03b3\u03bf \u03c7\u03ce\u03c1\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf \u03c0\u03ac\u03bd\u03c9 \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c0\u03bb\u03b1\u03b9\u03c3\u03af\u03bf\u03c5 *\/\n\t\t}\n\t\t\t.sdc-wrapper {\n            border: 1px solid #ddd !important;\n            padding: 20px !important;\n            border-radius: 8px !important;\n            background: #f9f9f9 !important;\n            max-width: 500px !important;\n            margin: 20px auto !important;\n            font-family: sans-serif !important;\n        }\n        .sdc-form label { display: block !important; margin-top: 10px !important; font-weight: bold !important; color: #333 !important; }\n        .sdc-form input { width: 100% !important; padding: 8px !important; margin-top: 5px !important; border: 1px solid #ccc !important; border-radius: 4px !important; box-sizing: border-box !important; }\n        \n        \/* \u0394\u03c5\u03bd\u03b1\u03bc\u03b9\u03ba\u03cc override \u03b3\u03b9\u03b1 \u03c4\u03bf \u03ba\u03bf\u03c5\u03bc\u03c0\u03af *\/\n        .sdc-form button { \n            margin-top: 15px !important; \n            padding: 12px 20px !important; \n            background-color: #235787 !important; \/* \u03a4\u03bf \u03bc\u03c0\u03bb\u03b5 \u03c0\u03bf\u03c5 \u03b6\u03ae\u03c4\u03b7\u03c3\u03b5\u03c2 *\/\n            color: #ffffff !important;           \/* \u039b\u03b5\u03c5\u03ba\u03ac \u03b3\u03c1\u03ac\u03bc\u03bc\u03b1\u03c4\u03b1 *\/\n            border: none !important; \n            cursor: pointer !important; \n            border-radius: 4px !important; \n            width: 100% !important; \n            font-size: 16px !important;\n            font-weight: bold !important;\n            display: block !important;\n            text-transform: uppercase !important;\n            transition: background 0.3s ease !important;\n            box-shadow: none !important;\n        }\n\n        .sdc-form button:hover { \n            background-color: #449d44 !important; \/* \u03a4\u03bf \u03c0\u03c1\u03ac\u03c3\u03b9\u03bd\u03bf \u03c0\u03bf\u03c5 \u03b6\u03ae\u03c4\u03b7\u03c3\u03b5\u03c2 *\/\n            color: #ffffff !important;\n        }\n\n        .sdc-result { margin-top: 20px !important; font-weight: bold !important; color: #333 !important; min-height: 20px !important; text-align: center !important; }\n        .sdc-error { color: #d63638 !important; }\n        .sdc-success-msg { color: #449d44 !important; display: block !important; margin-top: 10px !important; font-size: 1.1em !important;}\n        .sdc-fail-msg { color: #d63638 !important; display: block !important; margin-top: 10px !important; font-size: 1.1em !important;}\n    <\/style>\n\n    <script>\n    function calculateSchoolDays() {\n        const startInput = document.getElementById('startDate').value;\n        const endInput = document.getElementById('endDate').value;\n        const resultDiv = document.getElementById('sdc-result');\n\n        if (!startInput || !endInput) {\n            resultDiv.innerHTML = '<span class=\"sdc-error\">\u03a0\u03b1\u03c1\u03b1\u03ba\u03b1\u03bb\u03ce \u03b5\u03b9\u03c3\u03ac\u03b3\u03b5\u03c4\u03b5 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03b4\u03cd\u03bf \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b5\u03c2.<\/span>';\n            return;\n        }\n\n        let current = new Date(startInput);\n        const end = new Date(endInput);\n\n        \/\/ \u0388\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03b1\u03bd \u03b7 \u03bb\u03ae\u03be\u03b7 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03c1\u03b9\u03bd \u03c4\u03b7\u03bd \u03ad\u03bd\u03b1\u03c1\u03be\u03b7\n        if (current >= end) {\n            resultDiv.innerHTML = '<span class=\"sdc-error\">\u0397 \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03ba\u03b1\u03c4\u03ac\u03b8\u03b5\u03c3\u03b7\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b5\u03c4\u03b1\u03b3\u03b5\u03bd\u03ad\u03c3\u03c4\u03b5\u03c1\u03b7 \u03c4\u03b7\u03c2 \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1\u03c2 \u03b5\u03c0\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae\u03c2.<\/span>';\n            return;\n        }\n\n        let workingDays = 0;\n\n        \/\/ Loop \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03b7\u03bc\u03b5\u03c1\u03bf\u03bc\u03b7\u03bd\u03af\u03b1 \u03bc\u03ad\u03c7\u03c1\u03b9 \u03c4\u03b7\u03bd \u03c4\u03b5\u03bb\u03b9\u03ba\u03ae (\u03c7\u03c9\u03c1\u03af\u03c2 \u03c4\u03b7\u03bd \u03c4\u03b5\u03bb\u03b9\u03ba\u03ae)\n        while (current < end) {\n            if (isSchoolDay(current)) {\n                workingDays++;\n            }\n            \/\/ \u03a0\u03c1\u03bf\u03c3\u03b8\u03ae\u03ba\u03b7 \u03bc\u03af\u03b1\u03c2 \u03b7\u03bc\u03ad\u03c1\u03b1\u03c2\n            current.setDate(current.getDate() + 1);\n        }\n\n        \/\/ \u0394\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03bc\u03b7\u03bd\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03bf\u03c2\n        let outputHtml = '\u0395\u03c1\u03b3\u03ac\u03c3\u03b9\u03bc\u03b5\u03c2 \u03a3\u03c7\u03bf\u03bb\u03b9\u03ba\u03ad\u03c2 \u0397\u03bc\u03ad\u03c1\u03b5\u03c2: <span style=\"font-size: 1.2em; color: #235787;\">' + workingDays + '<\/span>';\n\n        \/\/ \u0388\u03bb\u03b5\u03b3\u03c7\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03bf 10\u03ae\u03bc\u03b5\u03c1\u03bf\n        if (workingDays > 10) {\n            outputHtml += '<span class=\"sdc-fail-msg\">\u03a4\u03bf \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03bf\u03b3\u03b7\u03c4\u03b9\u03ba\u03cc \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03ba\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03bf.<\/span>';\n        } else {\n            outputHtml += '<span class=\"sdc-success-msg\">\u03a4\u03bf \u03b4\u03b9\u03ba\u03b1\u03b9\u03bf\u03bb\u03bf\u03b3\u03b7\u03c4\u03b9\u03ba\u03cc \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03bc\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03bf.<\/span>';\n        }\n\n        resultDiv.innerHTML = outputHtml;\n    }\n\n    function isSchoolDay(date) {\n        const d = date.getDate();\n        const m = date.getMonth() + 1; \/\/ 1-12\n        const y = date.getFullYear();\n        const dayOfWeek = date.getDay(); \/\/ 0=Sun, 6=Sat\n\n        \/\/ 1. \u03a3\u03b1\u03b2\u03b2\u03b1\u03c4\u03bf\u03ba\u03cd\u03c1\u03b9\u03b1\u03ba\u03b1\n        if (dayOfWeek === 0 || dayOfWeek === 6) return false;\n\n        \/\/ 2. \u039a\u03b1\u03bb\u03bf\u03ba\u03b1\u03b9\u03c1\u03b9\u03bd\u03ad\u03c2 \u0394\u03b9\u03b1\u03ba\u03bf\u03c0\u03ad\u03c2 (\u0399\u03bf\u03cd\u03bb\u03b9\u03bf\u03c2 & \u0391\u03cd\u03b3\u03bf\u03c5\u03c3\u03c4\u03bf\u03c2)\n        if (m === 7 || m === 8) return false;\n\n        \/\/ 3. \u0394\u03b9\u03b1\u03ba\u03bf\u03c0\u03ad\u03c2 \u03a7\u03c1\u03b9\u03c3\u03c4\u03bf\u03c5\u03b3\u03ad\u03bd\u03bd\u03c9\u03bd (24 \u0394\u03b5\u03ba - 7 \u0399\u03b1\u03bd)\n        if ((m === 12 && d >= 24) || (m === 1 && d <= 7)) return false;\n\n        \/\/ 4. \u03a3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ad\u03c2 \u0391\u03c1\u03b3\u03af\u03b5\u03c2\n        const fixedHolidays = [\n            \"25\/3\",  \/\/ \u0395\u03c5\u03b1\u03b3\u03b3\u03b5\u03bb\u03b9\u03c3\u03bc\u03cc\u03c2\n            \"1\/5\",   \/\/ \u03a0\u03c1\u03c9\u03c4\u03bf\u03bc\u03b1\u03b3\u03b9\u03ac\n            \"28\/10\", \/\/ \u0395\u03c0\u03ad\u03c4\u03b5\u03b9\u03bf\u03c2 \u03c4\u03bf\u03c5 \u038c\u03c7\u03b9\n            \"4\/12\"   \/\/ \u0391\u03b3\u03af\u03b1\u03c2 \u0392\u03b1\u03c1\u03b2\u03ac\u03c1\u03b1\u03c2\n        ];\n        \n        if (fixedHolidays.includes(`${d}\/${m}`)) return false;\n\n        \/\/ 5. \u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u039f\u03c1\u03b8\u03cc\u03b4\u03bf\u03be\u03bf\u03c5 \u03a0\u03ac\u03c3\u03c7\u03b1 \u03b3\u03b9\u03b1 \u039a\u03b9\u03bd\u03b7\u03c4\u03ad\u03c2 \u0391\u03c1\u03b3\u03af\u03b5\u03c2\n        const easter = getOrthodoxEaster(y);\n        const checkTime = new Date(y, m - 1, d).getTime();\n\n        \/\/ \u039a\u03b1\u03b8\u03b1\u03c1\u03ac \u0394\u03b5\u03c5\u03c4\u03ad\u03c1\u03b1 (48 \u03bc\u03ad\u03c1\u03b5\u03c2 \u03c0\u03c1\u03b9\u03bd \u03c4\u03bf \u03a0\u03ac\u03c3\u03c7\u03b1)\n        const cleanMonday = new Date(easter);\n        cleanMonday.setDate(cleanMonday.getDate() - 48);\n        if (checkTime === cleanMonday.getTime()) return false;\n\n        \/\/ \u0391\u03b3\u03af\u03bf\u03c5 \u03a0\u03bd\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2 (50 \u03bc\u03ad\u03c1\u03b5\u03c2 \u03bc\u03b5\u03c4\u03ac \u03c4\u03bf \u03a0\u03ac\u03c3\u03c7\u03b1 - \u0394\u03b5\u03c5\u03c4\u03ad\u03c1\u03b1)\n        const holySpirit = new Date(easter);\n        holySpirit.setDate(holySpirit.getDate() + 50);\n        if (checkTime === holySpirit.getTime()) return false;\n\n        \/\/ \u0394\u03b9\u03b1\u03ba\u03bf\u03c0\u03ad\u03c2 \u03a0\u03ac\u03c3\u03c7\u03b1 (\u039c. \u0394\u03b5\u03c5\u03c4\u03ad\u03c1\u03b1 \u03ad\u03c9\u03c2 \u039a\u03c5\u03c1\u03b9\u03b1\u03ba\u03ae \u03c4\u03bf\u03c5 \u0398\u03c9\u03bc\u03ac)\n        const easterStart = new Date(easter);\n        easterStart.setDate(easterStart.getDate() - 6); \/\/ \u039c. \u0394\u03b5\u03c5\u03c4\u03ad\u03c1\u03b1\n        \n        const easterEnd = new Date(easter);\n        easterEnd.setDate(easterEnd.getDate() + 7); \/\/ \u039a\u03c5\u03c1\u03b9\u03b1\u03ba\u03ae \u03c4\u03bf\u03c5 \u0398\u03c9\u03bc\u03ac\n\n        if (checkTime >= easterStart.getTime() && checkTime <= easterEnd.getTime()) return false;\n\n        return true;\n    }\n\n    \/\/ \u0391\u03bb\u03b3\u03cc\u03c1\u03b9\u03b8\u03bc\u03bf\u03c2 \u03b3\u03b9\u03b1 \u039f\u03c1\u03b8\u03cc\u03b4\u03bf\u03be\u03bf \u03a0\u03ac\u03c3\u03c7\u03b1\n    function getOrthodoxEaster(year) {\n        const a = year % 4;\n        const b = year % 7;\n        const c = year % 19;\n        const d = (19 * c + 15) % 30;\n        const e = (2 * a + 4 * b - d + 34) % 7;\n        const month = Math.floor((d + e + 114) \/ 31);\n        const day = ((d + e + 114) % 31) + 1;\n        \n        const julianEaster = new Date(year, month - 1, day);\n        const gregorianEaster = new Date(julianEaster);\n        gregorianEaster.setDate(julianEaster.getDate() + 13);\n        \n        return gregorianEaster;\n    }\n    <\/script>\n    \n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div class=\"gsp_post_data\" \r\n\t            data-post_type=\"post\" \r\n\t            data-cat=\"%ce%b1%cf%80%ce%bf%cf%85%cf%83%ce%af%ce%b5%cf%82,%ce%b3%ce%b5%ce%bd%ce%b9%ce%ba%ce%ad%cf%82\" \r\n\t            data-modified=\"120\"\r\n\t            data-created=\"1770732983\"\r\n\t            data-title=\"\u03a5\u03c0\u03bf\u03bb\u03bf\u03b3\u03b9\u03c3\u03bc\u03cc\u03c2 \u03b5\u03bc\u03c0\u03c1\u03cc\u03b8\u03b5\u03c3\u03bc\u03c9\u03bd 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