Problem ib export to axcel

arup30cse

Hi All,
I have design a report but when ever i want to export it to Excel it shows an error for the style sheet which i have use in the report.
without the style it is ok..

Please suggest me what to do to resolve this problem..

and another problem i am facing is the width of the table..
I just want to set the with of the master page as auto or as 100%, i.e it increases automatically..

Is there any way

Please Reply its urgent..

Thanks in advance