why readonly not worked in IE 8 and IE 9?

[cyberghoser1]

HTML, readonly not worked in IE 8 and IE 9, if any other way to solve,here is my code,\[code\]<input size="15" type="text" name="oldValueMonthlyLimit" id="oldValueMonthlyLimit" readonly =true value="http://stackoverflow.com/questions/13739355/<%=oldValueMonthlyLimit%>">\[/code\]