ASP.Net page enter key causing post back

Question

I have an aspx page that postsback when it should not. there are two text boxes, two listboxes and two buttons on the page. if at any-point the enter key is pressed the firs

Answer 1

are you using jQuery?

if so:

$(document).keypress(function(e)
{
    if(e.keyCode === 13)
    {
        e.preventDefault();
        return false;
    }
});