<!--
if (document.images) {
	t01_1=new Image(); t01_1.src="obrazy/index_sec_03.gif";
	t02_1=new Image(); t02_1.src="obrazy/index_sec_04.gif";
	t03_1=new Image(); t03_1.src="obrazy/index_sec_05.gif";

		
	// vypnute obrazky
	t01_0=new Image(); t01_0.src="obrazy/index_03.gif";
	t02_0=new Image(); t02_0.src="obrazy/index_04.gif";
	t03_0=new Image(); t03_0.src="obrazy/index_05.gif";
	
}

function imgOn(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "_1.src");       
   }
}

function imgOff(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "_0.src");        
	}
}

function openMainWindow() {
			window.open("","MainWindow",'toolbar=0,location=0,scrollbars=0,width=300,height=200,resizable=0,top=150,left=150');
}