I read a bit of vinegar (and/or vodka !? ) mixed in water will work for LCD's: http://tech.yahoo.com/blogs/null/7570;_ylt=Av9NTlJBWOp8Ri8fjxwlmzxMMJA5 vinegar cleans everyting but I am not sure about using it on my LCD's . Have you tried that ? If not what do you use ?
Either distilled water, or a 50-50 mix of isopropyl alcohol and distilled water. Don't use tap water or you'll get streaks. Don't use any other type of alcohol.
Here, this thread has about a thousand replies, knock yourself out with the information! http://jeremy.zawodny.com/blog/archives/000666.html I just use Windex...