keyword check for user name registration.

 & lt;script type="text/javascript">Function check () {Var content = document.getElementById (& quot;user") .valueIf (checkDenyWords (content) = & quot;") {Document.getElementById (& quot;txt"). InnerHTML = & quot; this user name is approved by. & quot} else {Document.getElementById (& quot;txt") .innerHTML = & quot; your user name cannot contain: & quot;+checkDenyWords (content)}}Function checkDenyWords (content) {If (content = = null | | content = = & quot;") return & quot;"Var wordsArrays = new Array ()WordsArrays = new Array (& quot; Integrity Business Network & quot;," Integrity Business & quot;," Registration & quot;," website & quot;," website & quot;," Enterprise Network & quot;,"Chener","chener")For (var kryptonite kryptonite wordsArrays.wordsArray.If (content.indexOf (wordsArrays [k])! =-1) {Return wordsArrays [k]}}Return & quot;"}& lt;/script>& lt;input type="text" id="user" value=""/& gt; 
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