/*
 * Vymena obrazku s udanim jen jeho jmena s preload
 * format obrazku OVER: name.ext, OUT: nameo.ext
 * $Id: functions.js,v 1.3 2005/06/09 13:49:38 peeta Exp $
 */
 

function Del() {
	return confirm("Chcete data opravdu smazat?");
	}

function DelAll() {
	q=confirm("POZOR! \nBudou nenavratne smazana data!");
	if(q) q=Del();
	return q;
	}

function openWIN(target,x,y) {
	popWin=window.open('',target,'toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,resizable=1,width='+x+',height='+y+',left=10,top=10');
	popWin.focus();
}

function openWinURL(url,target,x,y) {
	popWin=window.open(url,target,'toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,resizable=1,width='+x+',height='+y+',left=10,top=10');
	popWin.focus();
}

function test_and_openWIN(url,target,x,y) {	
	if(!window.openedWin || !window.openedWin.name) {
		window.openedWin = window.open(url,target,'toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,resizable=1,width='+x+',height='+y+',left=30,top=30');
	}
	window.openedWin.focus();
}

function Activate() {
	return confirm("Povolit?");
}

function DeActivate() {
	return confirm("Zakazat?");
}

function badValue(input, message) {
	if (input.value.length < 1) {
		alert('Chyba:\n\n' + message);
		return true;
	} else
		return false;
}

// DHTML
function getObj(name)
{
 if (document.getElementById) {
   return document.getElementById(name);
 } else
		if (document.all) {
			return document.all[name];
		} else
			if (document.layers) {
				return document.layers[name];
			} else return false;
}