function keyCheck(e)
{   
  var KeyID = (window.event) ? event.keyCode : e.keyCode;   
  switch(KeyID)   
  {        
    case 27: // Esc         
    case 13: // Enter        
    case 32: // Space     
      hideFlash();         
      break;      
  } 
}

var flash = true;
function hideFlash() 
{ 
  if (flash)
  {
    $(document.getElementById('flash')).fadeOut('slow');
    flash = false;
  } 
}
document.onkeyup = keyCheck;  

function toggleElem(elem) { (document.getElementById(elem).style.display == 'block') ? hideElem(elem) : showElem(elem); }
function showElem(elem) { document.getElementById(elem).style.display = 'block'; }
function hideElem(elem) { document.getElementById(elem).style.display = 'none'; }

function removeHTTP(text) 
{ 
  while (text.search(/([\w]+)\:\/\//) != -1) { text = text.replace(/([\w]+)\:\/\//, '$1//'); } 
  return text;
}
function removeHTTPall() 
{   
  x = 1;
  while (document.getElementById('text_eng_'+x) != undefined)
  {
    document.getElementById('text_eng_'+x).value = removeHTTP(document.getElementById('text_eng_'+x).value);
    document.getElementById('text_ger_'+x).value = removeHTTP(document.getElementById('text_ger_'+x).value);
    x++;
  }
}