<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html> <head> <title>Test</title> </head> <body> <script src='js/validation.js' type="text/javascript" /> <script src='js/csv.js' type="text/javascript" /> <script type="text/javascript"> var foo = new LS_CSV("testButton", "errorDiv", function (str) { if (!checkLength(str, 4, 20)) { return "Name must be 4 to 20 charecters."; } if (!checkWithRegex(str, /^[a-zA-Z0-9\s]+$/)) { return "Name must be alphanumeric."; } return "All set!"; }, "null"); this.document.getElementById("testInput").onKeyup = "alert('foo!');"; </script> <input type="text" id="testInput"/> <div id="errorDiv" /> </body></html>