Merge branch 'cleanup'

Author: lambda

big.js

@@ -2,41 +2,41 @@ window.onload = function() {
     var s = document.getElementsByTagName('div'), cur = 0;
     if (!s) return;
     function go(n) {
-        var i = 1e3;
+        cur = n;
+        var i = 1e3, e = s[n];
         for (var k = 0; k < s.length; k++) s[k].style.display = 'none';
-        s[n].style.display = 'inline';
-        s[n].style.fontSize = i + 'px';
-        if (s[n].firstChild.nodeName === 'IMG') {
-            document.body.style.backgroundImage = 'url(' + s[n].firstChild.src + ')';
-            s[n].firstChild.style.display = 'none';
+        e.style.display = 'inline';
+        e.style.fontSize = i + 'px';
+        if (e.firstChild.nodeName === 'IMG') {
+            document.body.style.backgroundImage = 'url(' + e.firstChild.src + ')';
+            e.firstChild.style.display = 'none';
         } else {
             document.body.style.backgroundImage = '';
         }
         while (
-            s[n].offsetWidth > window.innerWidth ||
-            s[n].offsetHeight > window.innerHeight) {
-            s[n].style.fontSize = (i -= 10) + 'px';
+            e.offsetWidth > window.innerWidth ||
+            e.offsetHeight > window.innerHeight) {
+            e.style.fontSize = (i -= 10) + 'px';
         }
         if (window.location.hash !== n) window.location.hash = n;
         document.title = s[n].textContent || s[n].innerText;
     }
     document.onclick = function() {
-        cur = ++cur % (s.length);
-        go(cur);
+        go(++cur % (s.length));
     };
     document.onkeydown = function(e) {
-        (e.which === 39) && go(cur = Math.min(s.length - 1, ++cur));
-        (e.which === 37) && go(cur = Math.max(0, --cur));
+        (e.which === 39) && go(Math.min(s.length - 1, ++cur));
+        (e.which === 37) && go(Math.max(0, --cur));
     };
-    if (window.location.hash) cur = Math.max(
-        Math.min(
-            s.length - 1,
-            parseInt(window.location.hash.substring(1), 10)), 0) || cur;
-    window.onhashchange = function() {
-        var c = Math.max(Math.min(
+    function parse_hash() {
+        return Math.max(Math.min(
             s.length - 1,
             parseInt(window.location.hash.substring(1), 10)), 0);
-        if (c !== cur) go(cur = c);
+    };
+    if (window.location.hash) cur = parse_hash() || cur;
+    window.onhashchange = function() {
+        var c = parse_hash();
+        if (c !== cur) go(c);
     };
 
     go(cur);