Copying the below directly from the Shanghaiist for those who would like to contribute towards disaster relief for the Sichuan earthquake via the Red Cross of China, which is now appealing for donations.
Account name: Red Cross Society of China
开户单位：中国红十字会总会For those who want to donate in RMB: you can send money to the RMB account at the Industrial and Commercial Bank of China branch below:
人民币开户行: 中国工商银行 北京分行东四南支行
人民币账号: 0200001009014413252For those who want to donate in foreign currency, you can send money to the foreign currency account at the CITIC Bank branch below:
外币开户行：中信银行酒仙桥支行
外币账号: 7112111482600000209Hotline: (8610) 65139999
Online donations: Red Cross Society of China website: www.redcross.org.cn
Click the tab for online donations
Props to China Law Blog from whom I have shamelessly stolen this idea for this post, but every little helps.
As the severity of the disaster becomes increasingly apparent, Relief Web is a useful source of the latest information on the relief effort.
This map (pdf) shows the area and populations most affected by the tremors.
