function fade_on()
{
 	document.getElementById("fade").style.visibility = 'visible';
	document.getElementById("fade").style.height = document.body.scrollHeight + 'px';
	document.getElementById("fade").style.width = document.body.scrollWidth + 'px';
}

function fade_off()
{
 	document.getElementById("fade").style.visibility = 'hidden';
}

add = 0;

function show_box(str,t)
{
	add = 18;
	if (t==undefined)	content = '<img id="floatpreload" src="img/preloader_main.gif" style="margin: 100px 0 100px 0" alt=""><div id="floatdiv" style="visibility: hidden" ><a href="" onclick="hide_box(); return false"><img id="floatimg" src="' + str + '" alt="" onload="show_img();" /><p>Kliknij, aby zamkn±æ...</p></a></div>';
	else 
	{
		content = '<img id="floatpreload" src="img/preloader_main.gif" style="margin: 100px 0 100px 0" alt=""><div id="floatdiv" style="visibility: hidden" ><a class="adesign" href="" onclick="hide_box(); return false"><img id="floatimg" src="' + str + '" alt="" onload="show_img();" /></a><p style="font-size: 9px">'+ t +'</p><a href="" onclick="hide_box(); return false"><p>Kliknij, aby zamkn±æ...</p></a></div>';
		add += 0;
	}
	fade_on();
//	document.getElementById("banner_swf").style.visibility = 'hidden';
	document.getElementById("floatboxcont").style.top = 50 + getWinYOffset() + 'px';
	document.getElementById("floatboxcont").style.visibility = 'visible';
	document.getElementById("floatbox").innerHTML = content;
	
}

function getWinYOffset(){
  if(window.scrollY) return window.scrollY; // Mozilla
  if(window.pageYOffset) return window.pageYOffset; // Opera, NN4
  if(document.documentElement && document.documentElement.scrollTop){ // IE
   return document.documentElement.scrollTop;
  }
  else if(document.body && document.body.scrollTop){
   return document.body.scrollTop;
  }
  return 0;
}

function scrolled()
{
	document.getElementById("floatboxcont").style.top = 50 + getWinYOffset() + 'px';
}

function show_img()
{
	document.getElementById("floatdiv").style.visibility = 'visible';
	document.getElementById("floatpreload").style.display = 'none';
	if (document.getElementById("floatimg").height>640) document.getElementById("floatimg").height=480;
	else if (document.getElementById("floatimg").width>640) document.getElementById("floatimg").width=640;
	document.getElementById("floatbox").style.width = document.getElementById("floatimg").width + 'px';
	document.getElementById("floatbox").style.height = document.getElementById("floatimg").height + add + 'px';
	
}

function hide_box()
{
	fade_off();
//	document.getElementById("banner_swf").style.visibility = 'visible';
	document.getElementById("floatdiv").style.visibility = 'hidden';	
	document.getElementById("floatpreload").style.display = 'block';
	document.getElementById("floatboxcont").style.visibility = 'hidden';
	document.getElementById("floatbox").innerHTML = '';
	document.getElementById("floatbox").style.width = '400px';
}