<!-- Original:  Ryan A. Somma (ryan@waygate.com) -->
<!-- Web Site:  http://www.waygate.com -->

<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

<!-- Begin
function stringFilter (input) {
s = input.value;
filteredValues = ".,@#!:;~$%^&*()-_+=|{}[]'|\/1234567890";     // Characters stripped out
var i;
var returnString = "";
for (i = 0; i < s.length; i++) {  // Search through string and append to unfiltered values to returnString.
var c = s.charAt(i);
if (filteredValues.indexOf(c) == -1) returnString += c;
}
input.value = returnString;
}
//  End -->