When i have saved the editted header.php , the codes (in header F) have been deleted. Now i can't write the html and php codes in the header file. So, first the site have been look like cache appereance. Then i re- upload the admin directory to host. And now , nothing is appear on my blog. :( Because the config file is empty! And i can not write in it too.
Note : The permissions are 777 mode.
What should i do ? Will someone help me please?
My blog address: