i have developed page consisting of combo boxes , where all data is coming from database, for that XML is used,Those data are populated in combo boxes on bodyload event,page is having functionality of the following<BR>1. on onchange of combobox event the data&#039s are populeted on the same page by XML.<BR>2.Got data have links to another pages.<BR>but when i go to another page and coming back to previous by "back" button of the explorer the page is getting loaded again and all state is lost,as was previous, how to avoid it w/o session varaibles? <BR><BR>please mail to <BR>swapnilpn@yahoo.com