var conferencepic=new Array();  

conferencepic[1]='c1TOC of a our JACS paper.';
conferencepic[2]='c2TOC of a our JACS paper.';
conferencepic[3]='c3TOC of a our JACS paper.';
conferencepic[4]='2008 McDonnell International Scholars Academy 2nd International Symposium on Energy & Environment, Island Shangri-La, Hong Kong, Dec. 8-10, 2008.';
conferencepic[5]='02/03/2009, Dr. Yu, Xianfeng and Guisheng attended the Asian Academic Seminar 2009 held in Japan.';
conferencepic[6]='15/09/2009, Dr. Yu and Professor Bai Chunli in the 13th Asia Chemical Congress'