(function ($) {

$(document).ready(function()
{

$.preloadImages = function()
{
       for(var i = 0; i<arguments.length; i++)
       {
               $("<img />").attr("src", arguments[i]);
       }
}

$.preloadImages("/sites/all/themes/fokus/images/toparrow.png","/sites/all/themes/fokus/images/bottomarrow.png");


var $top1= $('#navigation .section').offset().top;
var $mid1 =  Math.floor($(window).height() / 2);
$('#dirbutton').data('mode','scrollup');


$('#dirbutton').click(function()
{
   $mode = $(this).data('mode');
   
   switch($mode)
   {
     case 'scrolldown':
	     $('html, body').animate({scrollTop:0}, 'slow');
		 return false;
		 break;
	 case 'scrollup':
	    $scrollpos = $('body').outerHeight();
	    $('html, body').animate({scrollTop:$scrollpos}, 'slow');
		return false;
		break;
   }
   
   
});

$(window).scroll(function()
{   

		if ($(window).scrollTop()>$top1)   
		{
		 $('#navigation .section').addClass('floater');
		}
		else
		{
		 $('#navigation .section').removeClass('floater');

		 }
		 
		 
		 if($(window).scrollTop() > $mid1)
		  {
		     $('#dirbutton').find('img').attr('src','/sites/all/themes/fokus/images/toparrow.png');
			 $('#dirbutton').data('mode','scrolldown');
		     $('#dirbutton').show();
		  }else
		  {	    
			 $('#dirbutton').find('img').attr('src','/sites/all/themes/fokus/images/bottomarrow.png');
			 $('#dirbutton').data('mode','scrollup');
			 
		  }
});
 
});

})(jQuery);
;