function slider()
{
	this.curleft = 0;
	this.curcenter = 1;
	this.curright = 2;
	
	this.showslideright = showslideright;
	this.showslideleft = showslideleft;
}

function showslideright()
{
	tmpcurright = this.curright + 1;
	objshow = document.getElementById('slider'+tmpcurright);
	
	if(objshow)
	{
		this.curleft += 1;
		objtest = document.getElementById('slider'+this.curleft);
		if(! objtest){ this.curleft = this.curcenter; }
		
		this.curcenter += 1;
		objtest = document.getElementById('slider'+this.curcenter);
		if(! objtest){ this.curcenter = this.curright; }
		this.curright += 1;
	}
	else
	{
		this.curleft += 1;
		this.curcenter += 1;
		this.curright = 0;
		
	}
	
	//получаем контент
	content = '';
	objtest = document.getElementById('slider'+this.curleft);
	if(objtest){ content += '<div class="slideitem">' + objtest.innerHTML + '</div>'; }
		
	objtest = document.getElementById('slider'+this.curcenter);
	if(objtest){ content += '<div class="slideitem">' + objtest.innerHTML + '</div>'; }
		
	objtest = document.getElementById('slider'+this.curright);
	if(objtest){ content += '<div class="slideitem">' + objtest.innerHTML + '</div>'; }
		
	objcont = document.getElementById('sliderdiv');
	objcont.innerHTML = content;
}

function showslideleft()
{
	tmpcurleft = this.curleft - 1;
	objshow = document.getElementById('slider'+tmpcurleft);
	if(objshow)
	{
		this.curright = this.curcenter;
		this.curcenter = this.curleft;
		this.curleft -= 1;
	}
	else
	{
		this.curright = this.curcenter;
		this.curcenter = this.curleft;
		this.curleft = this.itemcount;
		
	}
	
	//получаем контент
	content = '';
	objtest = document.getElementById('slider'+this.curleft);
	if(objtest){ content += '<div class="slideitem">' + objtest.innerHTML + '</div>'; }
		
	objtest = document.getElementById('slider'+this.curcenter);
	if(objtest){ content += '<div class="slideitem">' + objtest.innerHTML + '</div>'; }
		
	objtest = document.getElementById('slider'+this.curright);
	if(objtest){ content += '<div class="slideitem">' + objtest.innerHTML + '</div>'; }
		
	objcont = document.getElementById('sliderdiv');
	objcont.innerHTML = content;
	//alert(this.curleft+' '+this.curcenter+' '+this.curright);
}



slider = new slider();