//delay is the time between the movements
//target is the items inside the parent to move
//duration is how long the movement takes to occur
//action is what animation to call. options:scroll,drop,fade
$.fn.imageSlide=function(options){
	var defaults = {
		'delay': 3000,
		'target':'div',
		'duration':1000,
		'action':'scroll',
		'linkChange':'none'
	};
	
	var called = $(this);
	var opts = $.extend(defaults, options);
	var targets = $(this).find(defaults.target);
	var length = $(targets).length - 1;
	var slideCount = 0;
	
	for(i=0;i<=length;i++)
	{
		$(called).find(defaults.target).filter(':eq('+i+')').attr('position',i);
	}
	
	switch (defaults.action)
	{
	case 'scroll':
		$(targets).css('position','relative');
		break;
	case 'drop':
		$(targets).each(function(){
			$(this).prependTo($(this).parent());						 
		});
		
		$(targets).css('position','absolute');
		break;
	case 'fade':
		$(targets).each(function(){
			$(this).prependTo($(this).parent());						 
		});
		
		$(targets).css('position','absolute');
		break;
	}
	
	if (defaults.action != 'fade' && defaults.linkChange != 'none')
	{
		var copyWidth = $(this).width();
		var copyHeight = $(this).height();
		var copyFloat = $(this).css('float');
		var copyMarginT = $(this).css('margin-top');
		var copyMarginR = $(this).css('margin-right');
		var copyMarginB = $(this).css('margin-bottom');
		var copyMarginL = $(this).css('margin-left');
		var allMargins = copyMarginT+' '+copyMarginR+' '+copyMarginB+' '+copyMarginL;
		$(this).css('margin','0px');
		$(this).wrap('<div id="newWrapper" style="overflow:visible;float:'+copyFloat+';margin:'+allMargins+';width:'+copyWidth+'px;height:'+copyHeight+'px;position:relative;"></div>');
		var linking = $(defaults.linkChange);
		$('#newWrapper').append(linking);
		$(linking).wrap('<div></div><div></div>');
	}
	
	
	var first = $(called).find(defaults.target).filter('[position='+slideCount+']');
	var height = 0-$(this).height();
	var width = 0-$(this).width();
	$(targets).css({'margin-bottom':'0px','height':Math.abs(height),'overflow':'hidden','width':Math.abs(width)});

	$.fn.doMove=function(){
		
		switch (defaults.action)
		{
		case 'scroll':
			$(this).animate({
				marginTop: height+'px'
			},defaults.duration,function(){
				$(called).append(this);
				$(this).css('margin-top','0px');
				var newLink = $(first).attr('link');
				$(defaults.linkChange).attr('href',newLink);
			});
			break;
		case 'drop':
			$(this).animate({
				top: Math.abs(height)+'px'
			},defaults.duration,function(){
				$(called).prepend(this);
				$(this).css('top','0px');
				var newLink = $(first).attr('link');
				$(defaults.linkChange).attr('href',newLink);
			});
			break;
		case 'fade':
			$(this).fadeOut(defaults.duration,function(){
				$(called).prepend(this);
				$(this).show();
				var newLink = $(first).attr('link');
				$(defaults.linkChange).attr('href',newLink);
			});
			break;
		};
		slideCount++;
		
		if (slideCount>length)
		{
			slideCount=0;	
		}
		
		first = $(called).find(defaults.target).filter('[position='+slideCount+']');
		point = $(first);
		slideTimer = setTimeout('point.doMove();',defaults.delay);
	};
	
	var initLink = $(first).attr('link');
	$(defaults.linkChange).attr('href',initLink);
	point = $(first);
	slideTimer = setTimeout('point.doMove();',defaults.delay);
	
};