cant touch Wi-Fi in settings,, looks grayish or faded..help!!!

ok so i every time i go to youtube or to safari...it saids (safari cant find the page B.c it cant find the server)...so whn i go to settings and try to click wi-fi to solve it it does nothing....the button looks grayish or faded n it wont let me touch it. i tryd reseting the network and even erasing all content and settings on the ipod by goin to General's...i also tryd updateing it aswell but again still no wi-fi...i know i have it but im unable to access it...

how can i FIX?????