/**
* Toggles show/hide for an object with it objID
*/
function showHide(objId)
{ 
 var obj = (document.all) ? document.all[objId] : document.getElementById(objId);  
 if( obj.style.display == 'block' )
 {
  obj.style.display = 'none';
 }
 else if( obj.style.display == 'none' )
 {
  obj.style.display = 'block';
 }
}

function changeImage(imgObjId, hiddenImgObj)
{ 
 var obj = (document.all) ? document.all[imgObjId] : document.getElementById(imgObjId);  
 var hiddenObj = (document.all) ? document.all[hiddenImgObj] : document.getElementById(hiddenImgObj);  
 if( hiddenObj.value == "1" )
 {
  obj.src = "images/pfeil_links.gif";
  hiddenObj.value = "0"
 }
 else if( hiddenObj.value == "0" )
 {
  obj.src = "images/pfeil_unten.gif";
  hiddenObj.value = "1"
 }
}

/**
* Toggles show/hide for an object with it objID
*/
function toggleShowHide(objId,show)
{ 
 var obj = (document.all) ? document.all[objId] : document.getElementById(objId);  
 if( show == 0 )
 {
  obj.style.display = 'none';
 }
 else if( show == 1 )
 {
  obj.style.display = 'block';
 }
}