function sh(obj,show) {
	try {
		if (show == 'invert')
			obj.style.display = (obj.style.display == 'block') ? 'none' : 'block';
		else
			obj.style.display = show ? 'block' : 'none';
	} catch(e) {
		if (show == 'invert')
			document.getElementById(obj).style.display = (document.getElementById(obj).style.display == 'block') ? 'none' : 'block';
		else
			document.getElementById(obj).style.display = show ? 'block' : 'none';
	}
}

function eml(acc,srv,tld,link) {
	var s = acc + '@' + srv + '.' + tld;
	if (!link)
		s = '<a href="mailto:'+acc + '@' + srv + '.' + tld+'">'+acc + '@' + srv + '.' + tld+'</a>';
	else
		s = '<a href="mailto:'+acc + '@' + srv + '.' + tld+'">'+link+'</a>';
	return s;
}

function slika(path) {
		if (navigator.appName.indexOf("Explorer")>-1) {
	    var scrwidth=500;
	    var scrheight=400;
			var top=Math.round(screen.height/2-scrheight/2-100);
	    var left=Math.round(screen.width/2-scrwidth/2-100);
	    var win = window.open('slika.php?'+path,'Slika','toolbar=0,status=0,scrollbars=0,resizable=1,menubar=0,width='+scrwidth+',height='+scrheight+',top='+top+',left='+left);
		} else {
			var scrwidth=100;
	    var scrheight=100;
			var top=Math.round(screen.height/2-scrheight/2-100);
	    var left=Math.round(screen.width/2-scrwidth/2-100);
	    var win = window.open('slika.php?'+path,'Slika','toolbar=0,status=0,scrollbars=0,resizable=0,menubar=0,width='+scrwidth+',height='+scrheight+',top='+top+',left='+left);
		}
}