function toggleItem(item_id)
{
	var chkobj = document.forms['frm_special_offer'].elements['option_' + item_id];
	var divBlock = document.getElementById('item_' + item_id);
	
	var val = '0';
	
	for(i = 0; i < chkobj.length; i++)
	{
		if(chkobj[i].checked == true)
			val = chkobj[i].value;
	}
	
	if(val == '1')
		divBlock.style.display = "block";
	else
		divBlock.style.display = 'none';
}

function combinePhone(item_id)
{
	var phone1 = document.getElementById('phone1_' + item_id).value;
	var phone2 = document.getElementById('phone2_' + item_id).value;
	var phone3 = document.getElementById('phone3_' + item_id).value;
	var phone = document.getElementById('phone_' + item_id);
	phone.value = phone1 + "-" + phone2 + "-" + phone3;
}