How to scrolls the contents of the control to the current caret position

[kennji]

i got a textbox(multili ne). I want to make it scroll down as new input is added but it always return to the top of the textbox.
What is the codes needed in Visual Web Developer to make it scroll down automatically as new input is added.

i have try

myText.Selectio nStart= mytext.TextLeng th
mytext.ScrollTo Caret()

but it stated that it is not a member of System.Web.UI.W ebcontrols.Text box