function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) 
		{
			
			if (document[changeImages.arguments[i]])
				document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			else
			{
					var obj = document.getElementById(changeImages.arguments[i]);
					obj.src = changeImages.arguments[i+1];
			}
		}	
	
		
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		uvod_cz_09_over = newImage("images/uvod_cz_09-over.gif");
		uvod_cz_11_uvod_cz_09_over = newImage("images/uvod_cz_11-uvod_cz_09_over.gif");
		uvod_cz_12_over = newImage("images/uvod_cz_12-over.gif");
		uvod_cz_13_over = newImage("images/uvod_cz_13-over.gif");
		uvod_cz_14_over = newImage("images/uvod_cz_14-over.gif");
		uvod_cz_15_over = newImage("images/uvod_cz_15-over.gif");
		uvod_cz_16_over = newImage("images/uvod_cz_16-over.gif");
		preloadFlag = true;
	}
}


var preloadFlag = true;