$(document).ready(function(){
			if(document.getElementsByClassName("previews"))
			{
				if(document.getElementsByClassName("previews").length > 0)
				{
					$(".previews a[rel^='prettyPhoto']").prettyPhoto({theme:'facebook'});
				}
			}
		});
// "getElementsByClassName" не определен IE,
// так что этот метод можно реализовать в JavaScript
if(document.getElementsByClassName == undefined) {
   document.getElementsByClassName = function(cl) {
      var retnode = [];
      var myclass = new RegExp('\\b'+cl+'\\b');
      var elem = this.getElementsByTagName('*');
      for (var i = 0; i < elem.length; i++) {
         var classes = elem[i].className;
         if (myclass.test(classes)) {
            retnode.push(elem[i]);
         }
      }
      return retnode;
   }
}; 
function PopupElement(cel, el, timeout)
{
	timeout = timeout || 500;
	if (typeof el != 'Object') el = document.getElementById(el);
	if (!el) return;
	el.style.display = 'block';
	
	if (!el.onmouseover) 
	{
		cel.onmouseover = el.onmouseover=function()
		{
			if (el.tmout) window.clearTimeout(el.tmout);
			el.style.display = 'block'
		};
	}
	
	if (!el.onmouseout) 
	{
		cel.onmouseout = el.onmouseout=function()
		{
			if (el.tmout) window.clearTimeout(el.tmout);
			el.tmout = window.setTimeout(function(){el.style.display = 'none'}, timeout);
		};
	}
	
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}