<HTML><HEAD><TITLE>Replacement method</TITLE><script language="JavaScript"> function replaceString(regexpression, replaceString){ document.replaceForm.source.value = document.replaceForm.source.value.replace(regexpression, replaceString) }</script></HEAD><BODY><form name=replaceForm><TextArea cols=45 rows=5 name=source>In teh tree-tier client/server architecture, teh business logic is separated into a middle tier: an application server is usedto manage teh business logic, and a database server handles the data access logic, and the client manages only the presentation logic </textarea> <br><br> Replace:<input type=text name=toReplace size=10> with:<input type=text name=replaceWith size=10> <input type=button value="Replace" onClick="replaceString(toReplace.value,replaceWith.value)"></form></BODY></HTML>