LSpreee: Zwischen Bildebenen wechseln

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Wie sieht es damit aus....

  
<?php  
  
// define layers  
$Layers = array();  
$Layers["layerA"] = "1.gif";  
$Layers["layerB"] = "2.gif";  
$Layers["name_3"] = "3.gif";  
$Layers["usw__4"] = "4.gif";  
  
  
// evaluate form  
$ShowLayers = array();  
foreach($Layers as $LayerKey => $Layer){  
  
  if(isset($_POST[$LayerKey])){  
  
    if($_POST[$LayerKey]) == "show") $ShowLayers[] = $LayerKey;  
  
  } else $ShowLayers[] = $LayerKey;  
  
}  
  
  
// output layers  
foreach($ShowLayers as $LayerKey){  
  echo "<img src=".$Layers[$LayerKey]." class='maplayer' alt=".$LayerKey.">";  
}  
  
?>  

  
<form action="./" method="post">  
  
  <?php  
  foreach($Layers as $LayerKey => $Layer){  
    echo "<input type="checkbox" name="$LayerKey" value="show"> $LayerKey<br>  
  }  
  ?>  
  
  <input type="submit" value="Refresh Map">  
  
</form>  
  

Nicht vergessen in der CSS-Klasse maplayer mit position:relative zu positionieren.

LG,
LSpreee