<!doctype html>
<html>
<head>
<title>Shrink My Tweet</title>
</head>
<body>
<script>
function main(){
var longer = new Array();
var shorter = new Array();
shorter[0]="ij";
longer[0]="ij";
shorter[1]="fl";
longer[1]="fl";
shorter[2]="fi";
longer[2]="fi";
var text = document.getElementById('text').value;
var x = 0;
while( x < longer.length ){
var rege = new RegExp(longer[x],"g","i");
text = text.replace(rege,shorter[x]);
x++;
}
document.getElementById('text').value = text;
}
</script>
<form name="form" action="#" onsubmit="main(); return false">
<input type="text" id="text" size="30" maxlength="300">
<input type="submit" value="Submit" />
</form>
</body>
</html>