<script type="text/javascript"> /* This script and many more are available free online at The JavaScript Source!! http://javascript.internet.com Created by: Ilya Gerasimenko | http://www.gerasimenko.com/ */ // clean lines cleanUpLine = function (str,limit) { // clean string var clean_pass1 = str.replace(/\W/g, ' '); //replace punctuation with spaces var clean_pass2 = clean_pass1.replace(/\s{2,}/g, ' '); // compact multiple whitespaces var clean_pass3 = clean_pass2.replace(/^\s+|\s+$/g, ''); // trim whitespaces from beginning or end of string var clean_pass4 = clean_pass3.substring(0,limit); // trim string return clean_pass4; } // number of keywords and keyword length validation cleanUpList = function (fld) { var charLimit = 20; // ADJUST: number of characters per line var lineLimit = 10; // ADJUST: number of lines var cleanList = []; var re1 = /\S/; // all non-space characters var re2 = /[\n\r]/; // all line breaks var tempList = fld.value.split('\n'); for (var i=0; i<tempList.length;i++) { if (re1.test(tempList[i])) { // store filtered lines in an array var cleanS = cleanUpLine(tempList[i],charLimit); cleanList.push(cleanS); } } for (var j=0; j<tempList.length;j++) { if (tempList[j].length > charLimit && !re2.test(tempList[j].charAt(charLimit))) { // make sure that last char is not a line break - for IE compatibility fld.value = cleanList.join('\n'); // restore from array } } if (cleanList.length > lineLimit) { cleanList.pop(); // remove last line fld.value = cleanList.join('\n'); // restore from array } fld.onblur = function () {this.value = cleanList.join('\n');} // onblur - restore from array } // Multiple onload function created by: Simon Willison // http://simonwillison.net/2004/May/26/addLoadEvent/ function addLoadEvent(func) { var oldonload = window.onload; if (typeof window.onload != 'function') { window.onload = func; } else { window.onload = function() { if (oldonload) { oldonload(); } func(); } } } addLoadEvent( function () { document.form.word_list.onkeyup = function () { cleanUpList(document.form.word_list); } } ); </script> <form name="form"> <textarea cols="22" rows="12" name="word_list" id="word_list"></textarea> </form>

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