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02/07/2002, 06:56
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![Avatar de Helbira](http://static.forosdelweb.com/customavatars/avatar6439_3.gif) | | | Fecha de Ingreso: octubre-2001 Ubicación: Sevilla, España
Mensajes: 1.228
Antigüedad: 23 años, 3 meses Puntos: 5 | |
Re: Crear valor 'al vuelo' en un text area
<html>
<head>
<title>Untitled Document</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<script language="JavaScript">
<!--
function concatenaCodigo() {
texto = document.form1.ingrediente.value;
texto = texto+document.form1.corte.value;
texto = texto+document.form1.presentacion.value;
texto = texto+document.form1.marca.value;
texto = texto+document.form1.casos.value;
document.form1.producto.value = texto;
}
//-->
</script>
</head>
<body bgcolor="#FFFFFF" text="#000000">
<form name="form1" method="post" action="">
<p> <br>
<select name="ingrediente" onChange='concatenaCodigo();'>
<option value="ing1">1</option>
<option value="ing2">2</option>
<option value="ing3">3</option>
<option value="ing4">4</option>
</select>
<br>
<select name="corte" onChange='concatenaCodigo();'>
<option value="cor1">1</option>
<option value="cor2">2</option>
<option value="cor3">3</option>
<option value="cor4">4</option>
</select>
<br>
<select name="presentacion" onChange='concatenaCodigo();'>
<option value="pre1">1</option>
<option value="pre2">2</option>
<option value="pre3">3</option>
<option value="pre4">4</option>
</select>
<br>
<select name="marca" onChange='concatenaCodigo();'>
<option value="mar1">1</option>
<option value="mar2">2</option>
<option value="mar3">3</option>
<option value="mar4">4</option>
</select>
<br>
<select name="casos" onChange='concatenaCodigo();'>
<option value="cas1">1</option>
<option value="cas2">2</option>
<option value="cas3">3</option>
<option value="cas4">4</option>
</select>
</p>
<p>
<textarea name="producto" cols="50" rows="5"></textarea>
</p>
</form>
</body>
</html>
;) |