normal = "";
output = "";
form1.output.value = "";

function reversetxt() {
normal = "";
output = "";
form1.output.value = "";
normal = document.form1.txtbox.value;
for (i = 0; i < normal.length; i++) {
output = normal.charAt(i) + output;
form1.output.value = output;
}
return output;
}