diff --git a/not-paid.js b/not-paid.js
index 86c222b..9857cad 100644
--- a/not-paid.js
+++ b/not-paid.js
@@ -1,23 +1,63 @@
-(function(){
-	/* change these variables as you wish */
-	var due_date = new Date('2017-02-27');
-	var days_deadline = 60;
-	/* stop changing here */
-	
-	var current_date = new Date();
-	var utc1 = Date.UTC(due_date.getFullYear(), due_date.getMonth(), due_date.getDate());
-	var utc2 = Date.UTC(current_date.getFullYear(), current_date.getMonth(), current_date.getDate());
-	var days = Math.floor((utc2 - utc1) / (1000 * 60 * 60 * 24));
-	
-	if(days > 0) {
-		var days_late = days_deadline-days;
-		var opacity = (days_late*100/days_deadline)/100;
-			opacity = (opacity < 0) ? 0 : opacity;
-			opacity = (opacity > 1) ? 1 : opacity;
-		if(opacity >= 0 && opacity <= 1) {
-			document.getElementsByTagName("BODY")[0].style.opacity = opacity;
-		}
-		
-	}
-	
+/*
+ ** Customized & Added Jalali Date by : ErfanMola
+ ** https://erfanmola.ir
+ */
+ 
+(function() {
+    /* Put Jalali Date of projects completion day */
+    var due_date = '1397-9-18';
+
+    /* Put Period of time to make site invisible */
+    var days_deadline = 60;
+
+    /* Converts Jalali Date to Gregorian Date and uses it with Date() */
+    due_date = new Date(JalaliToGregorian(parseInt(due_date.split("-")[0]), parseInt(due_date.split("-")[1]), parseInt(due_date.split("-")[2])));
+
+    var current_date = new Date();
+    var utc1 = Date.UTC(due_date.getFullYear(), due_date.getMonth(), due_date.getDate());
+    var utc2 = Date.UTC(current_date.getFullYear(), current_date.getMonth(), current_date.getDate());
+    var days = Math.floor((utc2 - utc1) / (1000 * 60 * 60 * 24));
+
+    if (days > 0) {
+        var days_late = days_deadline - days;
+        var opacity = (days_late * 100 / days_deadline) / 100;
+        opacity = (opacity < 0) ? 0 : opacity;
+        opacity = (opacity > 1) ? 1 : opacity;
+        if (opacity >= 0 && opacity <= 1) {
+            document.getElementsByTagName("BODY")[0].style.opacity = opacity;
+        }
+
+    }
+
 })()
+
+function JalaliToGregorian(jy, jm, jd) {
+    if (jy > 979) {
+        gy = 1600;
+        jy -= 979;
+    } else {
+        gy = 621;
+    }
+    days = (365 * jy) + ((parseInt(jy / 33)) * 8) + (parseInt(((jy % 33) + 3) / 4)) + 78 + jd + ((jm < 7) ? (jm - 1) * 31 : ((jm - 7) * 30) + 186);
+    gy += 400 * (parseInt(days / 146097));
+    days %= 146097;
+    if (days > 36524) {
+        gy += 100 * (parseInt(--days / 36524));
+        days %= 36524;
+        if (days >= 365) days++;
+    }
+    gy += 4 * (parseInt(days / 1461));
+    days %= 1461;
+    if (days > 365) {
+        gy += parseInt((days - 1) / 365);
+        days = (days - 1) % 365;
+    }
+    gd = days + 1;
+    sal_a = [0, 31, ((gy % 4 == 0 && gy % 100 != 0) || (gy % 400 == 0)) ? 29 : 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
+    for (gm = 0; gm < 13; gm++) {
+        v = sal_a[gm];
+        if (gd <= v) break;
+        gd -= v;
+    }
+    return gy + "-" + gm + "-" + gd;
+}