var ie=document.all
var ns6=document.getElementById&&!document.all
var bottomPanel = 36;

function ietruebody(){
return (document.compatMode && document.compatMode!="BackCompat" && !window.opera)? document.documentElement : document.body
}

function enlarge(which, e, position, imgwidth, imgheight, text) {
if(!text) text = '';
if(navigator.userAgent.toLowerCase().indexOf('msie 6.0')+1)
	for(i=0; (a = document.getElementsByTagName("select")[i]); i++)
		a.style.visibility = 'hidden';
document.getElementById("overlay").style.display = "block";
if (ie||ns6){
crossobj=document.getElementById? document.getElementById("showimage") : document.all.showimage
if (position=="center"){
pgyoffset=ns6? parseInt(pageYOffset) : parseInt(ietruebody().scrollTop)
horzpos=ns6? pageXOffset+window.innerWidth/2-imgwidth/2 : ietruebody().scrollLeft+ietruebody().clientWidth/2-imgwidth/2
vertpos=ns6? pgyoffset+window.innerHeight/2-imgheight/2-bottomPanel/2 : pgyoffset+ietruebody().clientHeight/2-imgheight/2-bottomPanel/2
if (window.opera && window.innerHeight) //compensate for Opera toolbar
vertpos=pgyoffset+window.innerHeight/2-imgheight/2
vertpos=Math.max(pgyoffset, vertpos)
}
else{
var horzpos=ns6? pageXOffset+e.clientX : ietruebody().scrollLeft+event.clientX
var vertpos=ns6? pageYOffset+e.clientY : ietruebody().scrollTop+event.clientY
}
crossobj.style.left=horzpos+"px"
crossobj.style.top=vertpos+"px"
arr = new Array ()
bla = new Array();
if (typeof(which)=="object") {
  arr=which 
  which=which[0] }
for (i=0;i<arr.length;i++) {bla[i] = new Image(); bla[i].src = arr[i]; } /*preload*/
sthg='<div style="width:'+imgwidth+'px" align="right" id="dragbar"><span id="closetext" onClick="closepreview()">ZAVŘÍT OBRÁZEK&nbsp;<img src="images/web/close-javascript.gif" alt="x" /></span></div><img onclick="closepreview()" name="fullpict" src="'+which+'" title="Zavřít obrázek">'; if(text) { sthg+='<div id="switchbar" style="width:'+imgwidth+'px; height:'+bottomPanel+'px">'
sthg+='<div id="switchbartext"><h1 id="switchbarname">'+text+'</h1><p id="switchbardesc">'; if (arr.length>0) sthg+='Další fotky napravo &raquo;'; else sthg+='Zavřít kliknutím na foto'; sthg+='</p></div>';
 if (arr.length>0) sthg+='<div id="switchbarfotos">'
  for (i=0;i<arr.length;i++) sthg+='<span name="sw" onmouseover="document.images[\'fullpict\'].src=\''+ arr[i] +'\'"><img src="image.php?path='+arr[i]+'&amp;height=35px" border="0" /></span>'
 if (arr.length>0) sthg+='</div>'
sthg+='</div>'; }
crossobj.innerHTML=sthg
crossobj.style.display="block"
return false
}
else //if NOT IE 4+ or NS 6+, simply display image in full browser window
return true
}

function closepreview(){
document.getElementById("overlay").style.display = "none";
for(i=0; (a = document.getElementsByTagName("select")[i]); i++)
	a.style.visibility = 'visible';
crossobj.style.display="none"
}

function drag_drop(e){
if (ie&&dragapproved){
crossobj.style.left=tempx+event.clientX-offsetx+"px"
crossobj.style.top=tempy+event.clientY-offsety+"px"
}
else if (ns6&&dragapproved){
crossobj.style.left=tempx+e.clientX-offsetx+"px"
crossobj.style.top=tempy+e.clientY-offsety+"px"
}
return false
}

function initializedrag(e){
if (ie&&event.srcElement.id=="dragbar"||ns6&&e.target.id=="dragbar"){
offsetx=ie? event.clientX : e.clientX
offsety=ie? event.clientY : e.clientY

tempx=parseInt(crossobj.style.left)
tempy=parseInt(crossobj.style.top)

dragapproved=true
document.onmousemove=drag_drop
}
}

document.onmousedown=initializedrag
document.onmouseup=new Function("dragapproved=false")