Hoe moet ik onderstaand JavaScript aanpassen, zodat ik beide 'select'-boxen kan PRE-setten.
Want ik krijg het maar niet voor elkaar!
Want ik krijg het maar niet voor elkaar!
code:
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| <html>
<head>
<title>Dinamische Selector</title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<script language="JavaScript">
function setsong()
{
var selectalbum = document.GiveAnswer.album;
var thealbum = selectalbum.options[selectalbum.selectedIndex].value;
var selectsong = document.GiveAnswer.song;
selectsong.options.length = 0;
if(thealbum != "") {
if(thealbum == "AlbumName 1") {
var arr = new Array("ASong 1", "ASong 2", "ASong 3", "ASong 4", "ASong 5");
}
if(thealbum == "AlbumName 2") {
var arr = new Array("BSong 1", "BSong 2", "BSong 3", "BSong 4", "BSong 5");
}
for(var i=0; i<arr.length; i++) {
selectsong.options[selectsong.options.length] = new Option(arr[i]);
selectsong.options[i].value = arr[i];
}
selectsong.options[0].selected = true;
}
}
</script>
</head>
<body text="#000000">
<form name="GiveAnswer" method="post" action="answer.php">
<table><tr><td> Album:</td><td>
<select name="album" onChange="setsong();">
<option value="AlbumName 1">AlbumName 1</option>
<option value="AlbumName 2">AlbumName 2</option>
</select>
</td></tr><tr><td> Song:</td><td>
<select name="song">
<option value="">XXXXXXXXXXXXXXXXXXXXXXXX</option>
</select>
</td></tr></table>
</form>
<script type="text/javascript" language="JavaScript">setsong();</script>
</body>
</html> |
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