function showSubsections(sid)
{
	var txt = "";
	var sects = sect_array();
	var selsection = document.getElementById("menu_" + sid);
	var submenu = document.getElementById("submenu_" + sid);
	
	for (var i = 0; i < sects.length; i++)
	{
		if (sects[i] == sid)
		{
			if (submenu.style.display != 'block')
			{
				selsection.className = 'lp_section selected';
				submenu.style.display = 'block';
				//$("#submenu_" + sid).slideDown("slow");
			}
			else
			{
				selsection.className = 'lp_section';
				submenu.style.display = 'none';
				//$("#submenu_" + sid).slideUp("slow");
			}
		}
		else
		{
			var closemenu = document.getElementById("menu_" + sects[i]);
			if (document.getElementById("submenu_" + sects[i]).style.display == 'block')
			{
				closemenu.className = 'lp_section';
				document.getElementById("submenu_" + sects[i]).style.display = 'none';
				//$("#submenu_" + sects[i]).slideUp("slow");
			}
		}
	}
}

function checkNewsForm(f)
{
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,5})+$/.test(f.email.value))
	{
		return true;
	}
	else
	{
		alert('WRONG email address!\n\nPlease enter a valid email address');
		return false;
	}
}

function checkOrderForm()
{
	var error = 0;
	var i, j;
	var needsend = new Array("o_country","o_city","o_fly_date","o_hotel","o_days","o_person","o_children","o_con_pers","o_phone","o_email");
	var obj = document.forms["o_form"];
	
	for (i = 0; i < needsend.length; i++)
	{
		j = needsend[i];
		if (obj[j].value == "") error++;
	}
	if (error > 0)
	{
		alert("Нужно заполнить все поля.");
		return false;
	}
	else return true;
}