function hidediv() { 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('hideshow').style.visibility = 'hidden'; 
} 
else { 
if (document.layers) { // Netscape 4 
document.hideshow.visibility = 'hidden'; 
} 
else { // IE 4 
document.all.hideshow.style.visibility = 'hidden'; 
} 
} 
} 

function showdiv(img,alt) {

var TopPos=document.documentElement.scrollTop+10;

imgW=screen.width/1.5;
document.getElementById('hideshow').style.left=((screen.width-imgW)/2)+"px";
document.getElementById('hideshow').style.top=TopPos+"px";

//document.getElementById('hideshow').innerHTML = "<div align='right'><a href='javascript:hidediv()'>[X]</a></div><br><img src='"+img+"' width='"+imgW+"'>";

document.getElementById('hideshow').innerHTML = "<a href='javascript:hidediv()'><img src='"+img+"' width='"+imgW+"' alt='"+alt+"' title='"+alt+". Кликнете за да затворите прозореца.'></a>";

	 
if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById('hideshow').style.visibility = 'visible'; 
} 
else { 
if (document.layers) { // Netscape 4 
document.hideshow.visibility = 'visible'; 
} 
else { // IE 4 
document.all.hideshow.style.visibility = 'visible'; 
} 
} 
}