[Deff]

san256,
Так - Пойдёт ?

<!--анимация фона-->
var aImages = new Array();

	var iPrev = -1;
	

	
	aImages[0] = "images/1.jpg";
	aImages[1] = "images/2.jpg";
	aImages[2] = "images/3.jpg";
	aImages[3] = "images/4.jpg";
	aImages[4] = "images/5.jpg";
	aImages[5] = "images/6.jpg";
	aImages[6] = "images/7.jpg";	
	


	var TimmmerID;

	 $(document).ready(function st() {
		
		$("img#bg").load(function()

			{
				$("img#bg").fadeTo(2000,1);
			
				
				
		    	TimmmerID=setTimeout(function() 
				
			    	{
			    		$("img#bg").fadeOut(2000);
						
			    		setTimeout(LoadImages,2500);
						
						
			    	}
			    	,5000);
			}			
		)
	
	
		setTimeout(LoadImages,1000);
    });


	   function LoadImage(iNr)
		{
	
		    $("img#bg").attr("src", aImages[iNr]);
		
  		 };


    function LoadImages()
    {
     	/* Select a random image number and make sure this is not equal to the previous image */
    	while(iPrev == iRnd)
    	{
    		iRnd = Math.floor(Math.random()*aImages.length);
    	}
     	/* Show the selected image */
    	LoadImage(iRnd);
    	iPrev = iRnd;
		
     };

 <!-- on galery-->
function openGal () {
  clearTimeout(TimmmerID);
};   
 <!-- off galery-->
function closedGal() {
  $("img#bg").load();
};