I get this warning in FF when developing a site of mine. I can't find any real info about it and how to fix this.

```
the character encoding of a framed document was not declared. The document may appear different if viewed without the document framing it.

...e)});else for(var g in a)ca(g,a[g],c,e);return d.join("&").replace(bD,"+")}}),f....

```

jquery....min.js (line 4)