<!--
sipka2 = new Image(); sipka2.src = "img/sipka2.gif";
btkdojsme2 = new Image(); btkdojsme2.src = "img/btkdojsme2.gif";
btnabizime2 = new Image(); btnabizime2.src = "img/btnabizime2.gif";
btmista2 = new Image(); btmista2.src = "img/btmista2.gif";
btformular2 = new Image(); btformular2.src = "img/btformular2.gif";
btreference2 = new Image(); btreference2.src = "img/btreference2.gif";
btkontakt2 = new Image(); btkontakt2.src = "img/btkontakt2.gif";
btprofirmy2 = new Image(); btprofirmy2.src = "img/btprofirmy2.gif";
btprouchazece2 = new Image(); btprouchazece2.src = "img/btprouchazece2.gif";

NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;
DOM = (document.getElementById) ? 1 : 0;
ver4 = (NS4 || IE4) ? 1 : 0;
var loaded = 0;
var gotlayers = 0;
var lastbutton='top';


function Over(img1,img2) {
      if (document.images) {
        document.images[img1].src = 'img/' + img1 + "2.gif";
        document.images[img2].src = 'img/' + img2 + "2.gif";
      }		 
}

function Out(img1,img2) { 
      if (document.images) {
        document.images[img1].src = 'img/' + img1 + ".gif";
        document.images[img2].src = 'img/' + img2 + ".gif";
      }
}

function moveMenu() {
	if (gotlayers) {
		if (NS4) {
			scrWidth = window.innerWidth;
			document.layers['cbo_nabizime'].left = ((document.sirka_okna.width / 2)-60);;
			document.layers['cbo_nabizime'].top = ((document.vyska_okna.height / 2)-143);
		} else if (DOM) {
			scrWidth = (document.body.clientWidth ? document.body.clientWidth : window.innerWidth) + 18;
			document.getElementById('cbo_nabizime').style.left = ((document.sirka_okna.width / 2)-60);
			document.getElementById('cbo_nabizime').style.top = ((document.vyska_okna.height / 2)-143);
                } else {
			scrWidth = document.body.clientWidth + 18;
			document.all['cbo_nabizime'].style.pixelLeft = ((document.sirka_okna.width / 2)-60);;
			document.all['cbo_nabizime'].style.pixelTop = ((document.vyska_okna.height / 2)-143);
		}
	}
}
 
function popUpMenu(menuName,on) {
	if (gotlayers) {
		if (on) {
			moveMenu();
			if (NS4) {
				document.layers[menuName].visibility = "show";
			} else if (DOM) {
				document.getElementById(menuName).style.visibility = "visible";
                        } else {
				document.all[menuName].style.visibility = "visible";
			}
		} else {
			if (NS4) {
				document.layers[menuName].visibility = "hide";
			} else if (DOM) {
				document.getElementById(menuName).style.visibility = "hidden";
			} else {
				document.all[menuName].style.visibility = "hidden";
			}
		}
	}
}
-->