function goto(link)
{
	window.location.href = 'http://'+ window.location.host + link;
}

function option(id)
{
	if(document.getElementById(id).style.display == 'none') document.getElementById(id).style.display='block'; 
	else document.getElementById(id).style.display='none';
}

function chowaj(id)
{
	document.getElementById(id).style.display='none';
}

function pokaz(id)
{
	document.getElementById(id).style.display='block';
}

function zaslona(on,text)
{
	var loader_table = document.getElementById('loader_table');
	var loader = document.getElementById('loader');
	var loader_text = document.getElementById('loader_text');
	
	if(on=='1')
	{
		loader_table.style.height = document.body.clientHeight;
		loader_table.style.width = document.body.clientWidth;
		loader_text.innerHTML = text;
		loader_table.style.display="block";
	}
	else
	{
		loader_table.style.display="none";
	}
}

function send_formul()
{
	var formul = document.getElementById("form1");
	if(formul.kto.value == '' || formul.tel.value == '' || formul.kod.value == '' || formul.email.value == '' || formul.k_content.value == '' )
	{
		alert("Nie wypełniono wymaganych pól.");
		return false;
	}
	else
	{
		if(formul.email.value.match(/^[0-9a-z_.-]+@([0-9a-z-]+.)+[a-z]{2,6}$/)) 
		{
			formul.submit();
		}
		else 
		{
			alert("Wprowadzony adres email jest niepoprawny.");
			return false;
		}
	}
}