var prevObj;
function toggleVisibility(obj){
    new Effect.toggle(obj, 'slide', {duration: 0.1});
    if(prevObj){
        if(prevObj == obj){
            new Effect.toggle(prevObj, 'slide', {duration: 0.1});
        }else{
            new Effect.SlideUp(prevObj, {duration: 0.1});
        }
    }
    prevObj=obj;
}

function changeImage(startseconds){
    var children = document.getElementById('flashPlayerImageDiv').childNodes;
    for (var i = 0; i < children.length; i++) 
    {
        children[i].style.display = 'none';
    }
    document.getElementById(startseconds+'flashPlayerImage').style.display = 'block';
}

function toggleNormalVisibility(id){
   var element = document.getElementById(id);
   if(element.style.display == 'block')
      element.style.display = 'none';
   else
      element.style.display = 'block';
}

function setFocus(id){
    try
    {
        var element = document.getElementById(id);
        element.focus();
    }
    catch(e)
    {
        
    }
}