var page_acc = 1;
var itemsPerPage_acc = 3;
var ie = navigator.userAgent.toUpperCase().indexOf("MSIE");

function move_forward_acc(recordcount) {
	++page_acc;
	
	var sr = (page_acc * itemsPerPage_acc) - itemsPerPage_acc + 1;
	var er = sr + itemsPerPage_acc - 1;
	if (er > recordcount)
		er = recordcount;
	
	document.getElementById("start_acc").innerHTML = sr;
	document.getElementById("end_acc").innerHTML = er;
	
	for (i = 1; i <= Math.ceil(recordcount/itemsPerPage_acc); ++i)
	{
		document.getElementById("pic_page_"+i).style.display = "none";
		document.getElementById("price_page_"+i).style.display = "none";
	}
	
	if (ie > -1) // if Internet Explorer
	{
		document.getElementById("pic_page_"+page_acc).style.display = "block";
		document.getElementById("price_page_"+page_acc).style.display = "block";
	}
	else
	{
		document.getElementById("pic_page_"+page_acc).style.display = "table-row";
		document.getElementById("price_page_"+page_acc).style.display = "table-row";
	}
	
	if ((page_acc) < (Math.ceil(recordcount/itemsPerPage_acc))) 
		document.getElementById("forward_acc").style.display = "inline";
	else
		document.getElementById("forward_acc").style.display = "none";
		
	document.getElementById("back_acc").style.display = "inline";
}

function move_back_acc(recordcount) {
	--page_acc;

	var sr = (page_acc * itemsPerPage_acc) - itemsPerPage_acc + 1;
	var er = sr + itemsPerPage_acc - 1;
	
	document.getElementById("start_acc").innerHTML = sr;
	document.getElementById("end_acc").innerHTML = er;
	
	for (i = 1; i <= Math.ceil(recordcount/itemsPerPage_acc); ++i)
	{
		document.getElementById("pic_page_"+i).style.display = "none";
		document.getElementById("price_page_"+i).style.display = "none";
	}
	
	if (ie > -1) // if Internet Explorer
	{
		document.getElementById("pic_page_"+page_acc).style.display = "block";
		document.getElementById("price_page_"+page_acc).style.display = "block";
	}
	else
	{
		document.getElementById("pic_page_"+page_acc).style.display = "table-row";
		document.getElementById("price_page_"+page_acc).style.display = "table-row";
	}
		
	if (page_acc > 1) 
		document.getElementById("back_acc").style.display = "inline";
	else
		document.getElementById("back_acc").style.display = "none";
	
	document.getElementById("forward_acc").style.display = "inline";
}