摘要：
if ($('#myDiv).length) { // your code } Simple, but not obvious. 阅读全文
摘要：
http://www.tvidesign.co.uk/blog/improve-your-jqueIntroductionjQuery is awesome. I've been using it for about a year now andalthough I was impressed to begin with I'm liking it more and more thelonger ... 阅读全文
