// JavaScript Document
	// Utility function
	function getStyle(el,styleProp)
	{
		var x = document.getElementById(el);
		if (x.currentStyle)
			return x.currentStyle[styleProp];
		else if (window.getComputedStyle)
			return document.defaultView.getComputedStyle(x,null).getPropertyValue(styleProp);
	}
	
	//Fade Function
	var eventObjs = new Array();
	function fadeIn(picId){
		var obj = document.getElementById(picId);
		if(obj != null){
			if(eventObjs[picId] != null)
				eventObjs[picId].cancel();
			var left = "-" + getStyle(picId,'left').replace(/px/,'');
			eventObjs[picId] = new Effect.Move(picId, { x: left, y: 0});
		}
	}
	function fadeOut(picId){
		var obj = document.getElementById(picId);
		if(obj != null){
			if(eventObjs[picId] != null)
				eventObjs[picId].cancel();
			var left = 320 - parseInt(getStyle(picId,'left').replace(/px/,''));
			eventObjs[picId] = new Effect.Move(obj, { x: left, y: 0});
		}
	}