if null css filename, still load the next css

[will123195]

@stanistan, like this?

[stanistan]

This would fix it, but I think a better thing would be to keep the way it was before the if/else and do.

cssArr = cssArr.filter(function(n) { return !!n; }); 
// keeps truthy values before deferLoad invocation

[will123195]

check it out