'inRange()' Example
<html> <body> <script language="JavaScript"> function function1() { var myText = document.body.createTextRange(); var myText2 = document.all.myText.createTextRange(); alert(myText.inRange(myText2)); } </script> <textarea id="myText" style="width:600; height:100;">Sample textarea text</textarea> <button onclick="function1();">InRange</button> </body> </html>