function hideshow(){
	var obj = document.getElementById('prodappl');
	if(obj.a == '1'){
		hide('prodappl');
	}else{
		show('prodappl');
	}
}


function show(cat) {
	obj = document.getElementById(cat);
	obj.style.visibility = 'visible';
	obj.style.display = 'block';
	obj.a = '1';
}

function hide(cat) {
	obj = document.getElementById(cat);
	obj.style.visibility = 'hidden';
	obj.style.display = 'none';
	obj.a = '0';
}

var step = 10;
var delay = 100;

function fadeImageIn (img) {
  if (document.all || navigator.appName == 'Netscape' && parseFloat
(navigator.appVersion) >= 5) {
    img.opacity = 0;
    setOpacity(img.name);
	
  }else{
  document.alert('echo');	
  }
}

function fadeImageOut (img) {
  if (document.all || navigator.appName == 'Netscape' && parseFloat
(navigator.appVersion) >= 5) {
    img.opacity = 100;
    setOpacity(img.name, -step);
  }
}

function setOpacity (imgName, step, delay) {
  if (!step)
    step = window.step;
  if (!delay)
    delay = window.delay;
  var img = document.images[imgName];
  img.opacity += step;
  if (document.all)
    img.style.filter = 'alpha(opacity = ' + img.opacity + ')';
  else if (navigator.appName == 'Netscape' &&
parseFloat(navigator.appVersion) >= 5)
    img.style.MozOpacity = img.opacity + '%';
  if (step > 0 && img.opacity < 100 || step < 0 && img.opacity > 0)
    setTimeout('setOpacity("' + img.name + '",' + step + ', ' + delay 
+ ')', delay);
} 

function fade(i){
	
	if(i==1){
	
		fadeImageIn(logo);
		setTimeout('fade(2)', 3000);
	}if(i==2){
		fadeImageOut(logo); 
		setTimeout('fade(3)', 0);
	}
	if(i==3){
		fadeImageIn(tekst);
		setTimeout('fade(4)', 3000);
	}if(i==4){
		fadeImageOut(tekst); 
		setTimeout('fade(1)', 0);
	}	
}