i have a problem with project CodeIgniter

[eluser]Unknown[/eluser]
Hello all, well my problem with CodeIgniter, i have application finished and online but i want make changes in local and when i have installed CodeIgniter and execute anything not work because main.php see with characters unusual...

add capture.
https://www.dropbox.com/s/61emb8dfv7anubq/pagina principal.png?dl=0

Either show footer, login panel, etc ...

Thanks any help? Thanks so much!