The value property returns the current value of the text box.
<html> <head> <script language="JavaScript"> <!-- function resetText(){ document.myForm.myText.value = document.myForm.myText.defaultValue; } --> </script> </head> <body> <form name="myForm"> <input type=TEXT value="First Box" name="myText"> <input type=BUTTON value="Reset" name="myButton" onClick='resetText()'> </form> </body> </html>