Código HTML:
Ver original<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <script language="JavaScript" type="text/JavaScript"> function copia(obj){
document.getElementById("visor").innerHTML=obj.value;
}
<input name="texto" type="text" id="texto" onKeyUp="copia(this)">
No se si te gustará....
Quim