version = navigator.appVersion.toLowerCase();
agent = navigator.userAgent.toLowerCase();
ie = (version.indexOf('msie')>-1);
win = (version.indexOf('windows')>-1);
opera = (agent.indexOf('opera')>-1);

function prn() {
document.write(', \074a href=\"javascript:goprn();\"\076vytisknout\074/a\076');
}
function goprn() {
window.print();
}
function fav() {
if ((opera) && (win)) return false;
else if ((ie) && (win)) document.write(', \074a href=\"javascript:gofav();\"\076přidat k oblíbeným\074/a\076');
}
function gofav() {
window.external.addFavorite('http://www.gringo.cz/','Gringo - Profesionální webhosting');
}

function new_window (url, param) {
    
if (param == undefined) param = 'menubar=yes,toolbar=yes,location=yes,directories=yes,fullscreen=no,titlebar=yes,hotkeys=yes,status=yes,scrollbars=yes,resizable=yes'
    
blankWin = window.open(url,'_blank', param);
}

var myImage00 = new Image();
myImage00.src = './images/empty.gif';

	
function hide(prom){
		
		var xl,x2;
		xl=document.getElementById(prom).style;
		
		if (xl.display == 'none'){
			x2=document.getElementById(prom).style;
			x2.display='block';
			document.getElementById('check_vlastnik').checked = 'checked';
		} else {
			x2=document.getElementById(prom).style;
			x2.display='none';
			document.getElementById('check_vlastnik').checked = '';
		}
	}