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Bad word filter

< html> <head>     <title>Bad Words Example</title>     <script type="text/javascript">             function filterText(sText) {                 var reBadWords = /badword|anotherbadword/gi;                 return sText.replace(reBadWords, "****");             }             function showText() {                 var oInput1 = document.getElementById("txt1");                 var oInput2 = document.getElementById("txt2");                 oInput2.value = filterText(oInput1.value);             }     </script> </head> <body>     <P>     <textarea rows="10" cols="50" id="txt1">badword anotherbadword</textarea><br />     <input type="button" value="Filter Bad Words" onclick="showText()" /></p>     <P>Filtered Text:<br />     <textarea rows="10" cols="50" id="txt2"></textarea></p> </body> </html>