var itemsPerPage = 9, ci = itemsPerPage-1, total = 0, minLeft =0, maxLeft = 0, left = 0, speed = 5000;
var obj, s, w, st, items;
function ShowImages(){	
	slideInit();
}

function slideInit(){
	obj = jQuery('#showImageItems');

	items = jQuery('#showImageItems > .Item');											
	total = s = items.length;
	w = jQuery('.Item').width();	
		
	if (total > itemsPerPage){	
		// Reset width for slider
		
		obj.css('width',w*s+'px');	
		
		// Set margin left min when click next button
		minLeft = -w*itemsPerPage*(total%itemsPerPage==0?parseInt(total/itemsPerPage):parseInt(total/itemsPerPage)+1);			
		maxLeft = -w*itemsPerPage;
		
		// Set slide continuos
		jQuery(obj).append(jQuery('#showImageItems div.Item:lt('+(itemsPerPage-s%itemsPerPage)+')').clone());												
		for(var i=0;i<itemsPerPage;i++)
			jQuery(obj).prepend(jQuery('#showImageItems div.Item').eq(s-1).clone());																
		s = jQuery('.Item').length;	
		jQuery(obj).css('width',w*s+'px').css('margin-left',-w*itemsPerPage+'px');

		// Reset left
		left = -itemsPerPage*w;

		// Auto sliding
		st = setTimeout('slideNext()', speed);
	}
	else{
		jQuery('.ShowImageContainner-page').remove();
	}
}

function slideNext(){	
	left -= itemsPerPage*w;			
	if (left < minLeft) left = minLeft;
	
	jQuery(obj).animate(
		{marginLeft: left}, 
		{queue:false, duration:800, complete:adjustNext}
	)		
	// Auto sliding image
	if(st != null) clearTimeout(st);
	st = setTimeout('slideNext()',speed);
}

function adjustNext(){		
	ci+=itemsPerPage;
	if (left==minLeft){																								
		jQuery('#showImageItems div.Item:lt('+itemsPerPage+')').remove();
		var curInd = ci%total;
		for(i=0;i<itemsPerPage;i++){
			curInd += 1;
			if (curInd > total-1) curInd = 0;
			obj.append(items.eq(curInd).clone());
		}
		obj.css('margin-left',left+(w*itemsPerPage)+'px');													
		if(ci>total) ci=ci%total;			
	}
}

function adjustPrev(){			
	ci-=itemsPerPage;
	if(left==0){												
		jQuery('#showImageItems div.Item:gt('+(s-itemsPerPage-1)+')').remove();
		var curInd = ci - itemsPerPage;	
		if(curInd < 0) curInd = total + curInd;
		for(var i=0;i<itemsPerPage;i++){
			if(curInd<0) curInd = total - 1;
			obj.prepend(items.eq(curInd).clone());
			curInd--;
		}
		obj.css('margin-left',maxLeft+'px');
		if(ci<0) ci = ci += total;
	}
}