Insert hint layer into the beginning of document

This fixes setup of SimpleAutocomplete in inline scripts (not in onload/ondomready event handlers) in IE8 and below.

hinter.js

@@ -2,8 +2,8 @@
 
    Homepage: http://yourcmc.ru/wiki/SimpleAutocomplete
    License: MPL 2.0+ (http://www.mozilla.org/MPL/2.0/)
-   Version: 2014-09-22
-   (c) Vitaliy Filippov 2011-2014
+   Version: 2015-01-16
+   (c) Vitaliy Filippov 2011-2015
 
    Usage:
      Include hinter.css, hinter.js on your page. Then write:
@@ -130,7 +130,7 @@ SimpleAutocomplete.prototype.init = function()
         t.style.display = 'none';
         t.style.position = 'absolute';
         t.style.zIndex = 1000;
-        document.body.appendChild(t);
+        document.body.insertBefore(t, document.body.childNodes[0]);
     }
     else
     {