$(document).ready(function(){
  
  	$(document).pngFix();
    
    jQuery.preloadImages = function()
    {
      for(var i = 0; i<arguments.length; i++)
      {
        jQuery("<img>").attr("src", arguments[i]);
      }
    }
    $.preloadImages('images/but1off.png', 'images/but1on.png', 'images/but2off.png',
        'images/but2on.png', 'images/but3off.png', 'images/but3on.png',
        'images/but4off.png', 'images/but4on.png', 'images/but5off.png',
        'images/but5on.png', 'images/but6off.png', 'images/but6on.png',
        'images/but7off.png', 'images/but7on.png');

    
    $(".navMove").mouseover(function(){
      $(this).css( "background"," url(images/"+$(this).attr("id")+"on.png)" )
      .animate( { top: "-4px", left: "0" }, 250 )
      //$("img").fadeOut( 500 )
    });
         
    $(".navMove").mouseout(function(){
      $(this).animate( { top: "0px", left: "0" }, 250 )
      //$("img").fadeIn( 500 )
			 .css( "background"," url(images/"+$(this).attr("id")+"off.png)" )
    });
    
    //$(".navMove img").mouseover(function(){
      //$(this).css( "background"," url(images/"+$(this).attr("id")+"on.png)" )
      //$("img").fadeOut( 500 )
    //});
         
    //$(".navMove img").mouseout(function(){
      //$(this).fadeIn( 500 )
			 //.css( "background"," url(images/"+$(this).attr("id")+"off.png)" )
    //});


  });