function zobraz() {

		 var obj_o1 = document.getElementById("obsah1");
		 var obj_n1 = document.getElementById("nadpis1");



			(obj_o1.className == "block") ? obj_o1.className = "skryty" : obj_o1.className = "block";
			(obj_n1.className == "box boxH") ? obj_n1.className = "box" : obj_n1.className = "box boxH";



	}

	function zobraz2() {

		 var obj_o2 = document.getElementById("obsah2");
		 var obj_n2 = document.getElementById("nadpis2");


			(obj_o2.className == "block") ? obj_o2.className = "skryty" : obj_o2.className = "block";
			(obj_n2.className == "box boxH") ? obj_n2.className = "box" : obj_n2.className = "box boxH";



	}
	function zobraz3() {

		 var obj_o3 = document.getElementById("obsah3");
		 var obj_n3 = document.getElementById("nadpis3");


			(obj_o3.className == "block") ? obj_o3.className = "skryty" : obj_o3.className = "block";
			(obj_n3.className == "box boxH") ? obj_n3.className = "box" : obj_n3.className = "box boxH";



	}

	function nafirmu() {

		if (document.getElementById("SoukrNE").checked==true) {

  			document.getElementById("F1").style.display = "block";


		}

		if (document.getElementById("SoukrNE").checked==false) {

  			document.getElementById("F1").style.display = "none";

		}

	}


	function dopravne(Cena) {

		document.getElementById("CelkemD").value = Cena;
		document.getElementById("CelkemVse").value = parseInt(Cena) + parseInt(document.getElementById("CelkemP").value) + parseInt(document.getElementById("CenaZ").value) ;

	}

	function platba(Cena) {

		document.getElementById("CelkemP").value = Cena;
		document.getElementById("CelkemVse").value = parseInt(Cena) + parseInt(document.getElementById("CelkemD").value) + parseInt(document.getElementById("CenaZ").value) ;

	}


		function aktualizace() 

		        {
			alert('!!! Tato stránka není momentálně k dispozici !!!');
		        }