//Thumbnail image viewer- 
//Š Dynamic Drive (www.dynamicdrive.com)
//For full source code, usage terms, and 100's more DHTML scripts, visit http://www.dynamicdrive.com

var ie=document.all
var ns=document.layers
var ns6=document.getElementById&&!document.all

function enlarge(which,e, s, w){
//Render image code for IE 4+ and NS6
if (ie||ns6){
crossobj=document.getElementById? document.getElementById("showimage") : document.all.showimage
telko=document.getElementById? document.getElementById("overlay") : document.all.overlay
if (crossobj.style.visibility=="hidden"){

//var fotka = new Image()
//fotka.src = which
//s = fotka.width
//w = fotka.height

x = parseInt((screen.width/2)-(s/2)); 
y = parseInt((screen.height/2)-(w/2));

//crossobj.style.left=ns6? pageXOffset+e.clientX : document.body.scrollLeft+event.clientX
//crossobj.style.top=ns6? pageYOffset+e.clientY : document.body.scrollTop+event.clientY
//crossobj.style.left=ns6? pageXOffset+x : document.body.scrollLeft+x
//crossobj.style.top=ns6? pageYOffset+y : document.body.scrollTop+y
crossobj.style.left=ns6? pageXOffset+x : document.body.scrollLeft+x
crossobj.style.top=ns6? pageYOffset+20 : document.body.scrollTop+20 
crossobj.innerHTML='<div align=right id=drag style="cursor: pointer; cursor: hand; color:black;"><b onClick=closepreview()>ZAMKNIJ</b></div><a href="javascript:void(0);" onClick="closepreview()"><img src="'+which+'" border=0></a>'
crossobj.style.visibility="visible"
//telko.style.visibility="visible"
//telko.className="widac"
}
else
crossobj.style.visibility="hidden"
return false
}
//Render image code for NS 4
else if (document.layers){
if (document.showimage.visibility=="hide"){
document.showimage.document.write('<a href="#" onMouseover="drag_dropns(showimage)"><img src="'+which+'" border=0></a>')
document.showimage.document.close()
document.showimage.left=e.x
document.showimage.top=e.y
document.showimage.visibility="show"
}
else
document.showimage.visibility="hide"
return false
}
//if NOT IE 4+ or NS 4, simply display image in full browser window
else
return true
}

function closepreview(){
crossobj.style.visibility="hidden"
//telko.style.visibility="hidden"
//telko.className="niewidac"
}


//By Dynamicdrive.com

//drag drop function for NS 4////
/////////////////////////////////

var nsx,nsy,nstemp

function drag_dropns(name){
temp=eval(name)
temp.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP)
temp.onmousedown=gons
temp.onmousemove=dragns
temp.onmouseup=stopns
}

function gons(e){
temp.captureEvents(Event.MOUSEMOVE)
nsx=e.x
nsy=e.y
}
function dragns(e){
temp.moveBy(e.x-nsx,e.y-nsy)
return false
}

function stopns(){
temp.releaseEvents(Event.MOUSEMOVE)
}

//drag drop function for IE 4+ and NS6////
/////////////////////////////////

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

function initializedrag(e){
if (ie&&event.srcElement.id=="drag"||ns6&&e.target.id=="drag"){
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")