n Inline integration into the Siebel user interface.

n Session Management, including managing session cookies and automatic re-login after time out.

n Only works in very few cases.

n Will not work with complex JavaScript.

n Will not work if there are reference to frames.

n Supports the GET method only.

n URL limited to 2048 characters.

n Inline integration into the Siebel user interface.Supports complex JavaScript.

n Supports references to frames.

n Session Keep Alive supported.

n Works for most cases.

n No session management.

n Only supported by IE5.5 and higher.

n Does not support frames that reference top-level JavaScript objects.

n Supports frames that reference top-level JavaScript Objects, because JavaScript does not refer to objects outside of the Web control.

n No session management.

n Browser functionality, such as the back button, is only available by right-clicking in the Web control.

n ActiveX objects that contain other objects are reset if you change tabs and then return to the Web control.

n Web control requires more system overhead than IFrame.

n Only supported for IE4 and higher.