Just for the fun of it, here are MyCoins settings for ether for two major ether exchanges:
PoloniexCustomize top field: choose "hide top field"
Main currency label: ETH
Correction: 1
Primary exchange URL:
https://poloniex.com/public?command=returnTickerExchange rate JSON key: json.BTC_ETH.last
Ticker currency: BTC
Field 1 JSON label: ask
Field 1 JSON key: json.BTC_ETH.lowestAsk
Field 2 JSON label: last
Field 2 JSON key: json.BTC_ETH.last
Field 3 JSON label: bid
Field 3 JSON key: json.BTC_ETH.highestBid
KrakenCustomize top field: choose "hide top field"
Main currency label: ETH
Correction: 1
Primary exchange URL:
https://api.kraken.com/0/public/Ticker?pair=ETHXBTExchange rate JSON key: json.result.XETHXXBT.c[0]
Ticker currency: BTC
Field 1 JSON label: ask
Field 1 JSON key: json.result.XETHXXBT.a[0]
Field 2 JSON label: last
Field 2 JSON key: json.result.XETHXXBT.c[0]
Field 3 JSON label: bid
Field 3 JSON key: json.result.XETHXXBT.b[0]
Bonus tip: Want it to update faster than once every 10 minutes? Change exchange data update interval to 60 for 1 minute, or 30 for 30 sec. (Mind the exchange API limits though if you set even faster updates!)
EDIT: corrected Kraken URL and keys; copypasta error.