// JScript File

document.onkeyup = KeyPress;
function KeyPress(e)
 {
  var KeyID = (window.event) ? event.keyCode : e.keyCode;
  switch(KeyID)
   {
    case 13: 
     document.getElementById('ctl00_Login1_LoginButton').click();
     break;    
    case 10:
     document.getElementById('ctl00_Login1_LoginButton').click();
     break;
   }
 }