var myContents = new Array();
var myTimeout;

function afficheMenu( idMenu )
{  

  clearHideTimeout();
  mouseX = event.x;
  mouseY = event.y;
  
  for ( i in myContents )
  {
    myContentDiv = document.getElementById( myContents[i] );
    if( null != myContentDiv )
    {
      if( i == idMenu )
      {
        myContentDiv.style.left     = '160';
        myContentDiv.style.top      = mouseY ;
        myContentDiv.style.display  = '';
      }
      else
      {
        myContentDiv.style.display  = 'none';
      }
    }
  } 
}

function setHideTimeout()
{
  myTimeout = setTimeout( 'hideMenu()', 200 );
}

function clearHideTimeout()
{
   clearTimeout( myTimeout );
   myTimeout = null;
}

function hideMenu()
{
  for ( i in myContents )
  {
    myContentDiv = document.getElementById( myContents[i] );
    if( null != myContentDiv )
    {
        myContentDiv.style.display  = 'none';
    }
  }
}