function oblicz_znaki(formularz){
	with (formularz){	
		znaki=tresc.value;
		ilosc_znakow.value=znaki.length;
		return znaki;
	}
}
function licz(formularz) {
	with (formularz){
		
		var z=ilosc_znakow.value;
		var t=typ.value;
		koszt.value = oblicz(z, t);
		
	}
	function oblicz(x,y) {
		var znak=x;
		var za_strone = y;
		var strony=0;
		var cena=0;	
		cena = (Math.round(znak/1800*za_strone));
		return cena;
	}
}
function PokazAkapit(i, j, k, l, m, n, s1, s2, s3)	{
		var akapit1 = document.getElementById(i);
		var odnosnik1 = document.getElementById(j);
		
		var akapit2 = document.getElementById(k);
		var akapit3 = document.getElementById(l);		
				
		var odnosnik2 = document.getElementById(m);
		var odnosnik3 = document.getElementById(n);
		
		var akapits1 = document.getElementById(s1);	
		var akapits2 = document.getElementById(s2);
		var akapits3 = document.getElementById(s3);		
		
												
		var view = akapit1.style.display;
		if (i=="stawki")
				{
				a="stawki";
				b="kalkulator";
				c="formularz wyceny";
				}
			else if (i=="kalkulator") 
				{
				a="kalkulator";
				b="stawki";
				c="formularz wyceny";
				}
			else
				{
				a="formularz wyceny";	
				b="stawki";
				c="kalkulator";
				}					
			if (view == "none")
			{
			odnosnik1.innerHTML = a + " <img src='graf/b.gif' alt='zwiń' />";
			akapit1.style.display = "block";
			akapits1.style.display = "inline-block";
			
			odnosnik2.innerHTML = b + " <img src='graf/s.gif' alt='rozwiń' />";
			akapit2.style.display = "none";
			odnosnik3.innerHTML = c + " <img src='graf/s.gif' alt='rozwiń' />";
			akapit3.style.display = "none";			

			akapits2.style.display = "none";
			akapits3.style.display = "none";
			}
	};
function SignLimit(tab,max)
	{
	var oSpan = document.getElementById( 'counter' );
	oSpan.innerHTML = ( ( tab.value.length ) ) +'/' + max;
	if ( tab.value.length = max )
		{
			input = tab.value.substring(0,max - 1);
			tab.value = input;
	}
}