FormCheck.prototype=new Lib;
FC=new FormCheck();

function addGoods(cartno)
{
	var frm=document.cart_list;

	document.getElementById('num_'+cartno).value=document.getElementById('num_'+cartno).value*1+1;
}

function subGoods(cartno)
{
	var frm=document.cart_list;

	var rlt=document.getElementById('num_'+cartno).value*1-1;
	if(rlt < document.getElementById('buy_cnt_'+cartno).value * 1)
	{
		alert(LANG_SHOP[69]);
		return false;
	}
	document.getElementById('num_'+cartno).value=rlt;
}

function checkNum(cartno)
{
	var frm=document.goods_view;

	if(document.getElementById('num_'+cartno).value * 1 < document.getElementById('buy_cnt_'+cartno).value * 1)
	{
		alert(LANG_SHOP[69]);
		document.getElementById('num_'+cartno).focus();
		document.getElementById('num_'+cartno).select();
		return false;
	}
	return true;
}

function recalGoods(cartno)
{
	var frm=document.cart_list;

	frm.target='';
	frm.action='index_process.php?pgname=home/shop_cart&mode=C&cartno='+cartno;
	frm.submit();
}

function deleteGoods(cartno)
{
	var frm=document.cart_list;

	if(!confirm(LANG_SHOP[50])) return false;

	frm.target='';
	frm.action='index_process.php?pgname=home/shop_cart&mode=M&cartno='+cartno;
	frm.submit();
}

function deleteGoodsAll()
{
	var frm=document.cart_list;

	if(!confirm(LANG_SHOP[51])) return false;

	frm.target='';
	frm.action='index_process.php?pgname=home/shop_cart&mode=D';
	frm.submit();
}

function orderGoods()
{
	var frm=document.cart_list;

	if(frm.memship_type.value==2 && frm.member.value==0)
	{
		alert(LANG_SHOP[52]);
		var member=1;
	}
	else if(frm.memship_type.value==3)
	{
		var member=0;
	}
	else if(frm.member.value==0)
	{
		if(confirm(LANG_SHOP[53])) var member=1;
		else var member=0;
	}

	frm.target='';
	frm.action='?pgname=home/shop_order&member='+member;
	frm.submit();
}