修复JS的兼容性问题

modules/ext.isekai.js

@@ -1,23 +1,41 @@
 var offsetSize = (function() {
-	if (mw.config.get('skin') === 'timeless') {
+	if (mw.config.get('skin') === 'timeless' && window.innerWidth > 850) {
 		return 55;
+	} else if (mw.config.get('skin') === 'minerva') {
+		return 56;
 	} else {
 		return 0;
 	}
 })();
 var scrollBehaviorAvaliable = (function() {
+	// 检测Chrome
     var v = navigator.userAgent.match(/Chrome\/(?<version>\S+)/);
-    if (v && v.groups.version) { // 检测chrome版本
+    if (v && v.groups.version) {
         var chromeVersion = parseInt(v.groups.version);
         return chromeVersion >= 61;
-    } else { // 非chrome
-        return true;
     }
+
+	// 检测Firefox
+	v = navigator.userAgent.match(/Firefox\/(?<version>\S+)/);
+	if (v && v.groups.version) {
+        var firefoxVersion = parseInt(v.groups.version);
+		return firefoxVersion >= 36;
+	}
+
+	// 检测Safari
+	v = navigator.userAgent.match(/Version\/(?<version>\S+)/);
+	if (v && v.groups.version) { // Safari
+		var safariVersion = parseFloat(v.groups.version);
+		return safariVersion >= 14;
+	}
+
+	return false;
 })();
 
 function scrollToAnchor(link){
-    var target = $(link.replace(/\./g, '\\.'));
-	if(target.length > 0){
+    var el = document.getElementById(link.replace(/^#/, ''));
+    if (el) {
+        var target = $(el);
 		target.click(function(){ return false; });
 		var position = target.offset().top - offsetSize;
 		if (scrollBehaviorAvaliable) {