Create rules that will load JS/CSS commands on certain domains. Use URL string search to determine if JS/CSS rules apply. I've heard this tool is similar to a popular FireFox extension called GreaseMonkey.
chrome.google.com/webstore/detail/nulli-a-javascript-rules/ninanlohmmendjihiijjjlnihgcgabpa
| 51 Languages | ||
|---|---|---|
Portuguese (Brazil)  | 100%  | |
Dutch  | 100%  | |
Bulgarian  | 0%  | |
Bengali  | 0%  | |
Catalan  | 0%  | |
Czech  | 0%  | |
Danish  | 0%  | |
German  | 0%  | |
Greek  | 0%  | |
Spanish  | 0%  | |
Estonian  | 0%  | |
Persian  | 0%  | |
Finnish  | 0%  | |
French  | 0%  | |
Gujarati  | 0%  | |
Hebrew  | 0%  | |
Hindi  | 0%  | |
Croatian  | 0%  | |
Hungarian  | 0%  | |
Indonesian  | 0%  | |
Italian  | 0%  | |
Japanese  | 0%  | |
Kannada  | 0%  | |
Korean  | 0%  | |
Lithuanian  | 0%  | |
Latvian  | 0%  | |
Malayalam  | 0%  | |
Marathi  | 0%  | |
Malay  | 0%  | |
Norwegian  | 0%  | |
Polish  | 0%  | |
Portuguese  | 0%  | |
Romanian  | 0%  | |
Russian  | 0%  | |
Slovak  | 0%  | |
Slovenian  | 0%  | |
Serbian  | 0%  | |
Swedish  | 0%  | |
Tamil  | 0%  | |
Telugu  | 0%  | |
Thai  | 0%  | |
Turkish  | 0%  | |
Ukrainian  | 0%  | |
Vietnamese  | 0%  | |
Chinese (Taiwan)  | 0%  | |
Swahili  | 0%  | |
Filipino  | 0%  | |
Chinese  | 0%  | |
Afrikaans  | 0%  | |
Arabic (Sudan)  | 0%  | |
Arabic  | 0%  | |