var totIncrement		= 0;
	var increment			= 137;
	var maxRightIncrement	= increment*(-10);
  
	var fx;
  
	window.addEvent('domready', function(){ 
	
		
		fx = new Fx.Style('myList', 'margin-left', {
			duration: 1000,
			transition: Fx.Transitions.Back.easeInOut,
			wait: true
		});
		setTimeout('slide()', 3000);
		 
	});
	
	var ltr = true;
	function slide()
	{
		if (ltr)
		{
			if(totIncrement<0)
			{
				totIncrement = totIncrement+increment;
				fx.stop();
				fx.start(totIncrement);
			}
			else
			{
				ltr = false;
				
				totIncrement = totIncrement-increment;
		    	fx.stop();
				fx.start(totIncrement);
			}
		}
		else
		{
			 if(totIncrement>maxRightIncrement)
			 {
				totIncrement = totIncrement-increment;
		    	fx.stop();
				fx.start(totIncrement);
			}
			 else
			 {
				 ltr = true;
				 
				 totIncrement = totIncrement+increment;
				fx.stop();
				fx.start(totIncrement);
			 }
		}
		
		setTimeout('slide()', 3000);
	}
	
	
	function left()
	{
		if (totIncrement<0)
		{
			totIncrement = totIncrement+increment;
			fx.stop();
			fx.start(totIncrement);
		}
	}
	
	function right()
	{
		 if (totIncrement>maxRightIncrement)
		 {
			totIncrement = totIncrement-increment;
	    	fx.stop();
			fx.start(totIncrement);
		}
	
	}