Hi, In my site also this is the problem. in my site i am using master pages and in the master page i have a usercontrol in the usercontrol i have an image button. and when i go to login page in that login page i used a login control. when i open login page and enter the user name and password and hit enter then the search button gets fired. so i searched for this in the forms but i didint find any information regarding this. so can you please help me regarding this.