cosi:
codice:
<html>
<head>
<script language="Javascript">
<!-- hide
function insertf1(f1){
if(f1==""){
alert("compilare il campo");
return false;}
else{
window.opener.document.Qform.tec.value=f1;
window.close();}
}
// -->
</script>
</head>
<body>
<form name="Qform">
<input type="text" name="tec" size="20">
<a href="javascript:insertf1(document.Qform.tec.value);">
[img]salva.gif[/img]</a>
</form>
</body>
</html>