function openPhoto_item(name, popupwidth, popupheight)
{
	//var popupwidth = 450;
	//var popupheight = 350;
	var leftstart = (screen.width/2) - (popupwidth/2);
	var topstart = (screen.height/2) - (popupheight/2);
	var properties = "width="+popupwidth+", height="+popupheight+", left="+leftstart+", top="+topstart+", toolbar=no, titlebar=no, title=0, location=no,scrollbars=no,status=no,resizable=no";
	var photo = "bigfoto_item.php?i="+name;
	window.open(photo,'photo',properties);
}

function openContent_item(name, popupwidth, popupheight)
{
	//var popupwidth = 450;
	//var popupheight = 350;
	var leftstart = (screen.width/2) - (popupwidth/2);
	var topstart = (screen.height/2) - (popupheight/2);
	var properties = "width="+popupwidth+", height="+popupheight+", left="+leftstart+", top="+topstart+", toolbar=no, titlebar=no, title=0, location=no,scrollbars=yes,status=no,resizable=no";
	var photo = "bigcontent_item.php?i="+name;
	window.open(photo,'photo',properties);
}

function SetState(obj_checkbox, obj_textarea)
    {  if(obj_checkbox.checked)
       { obj_textarea.disabled = false;
       }
       else
       { obj_textarea.disabled = true;
       }
    }
function clickEvent_disable(obj_radio, obj_textarea)
{
	obj_textarea.disabled = false;
}
function clickEvent_enable(obj_radio, obj_textarea)
{
	obj_textarea.disabled = true;
}


<!--
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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
//-->

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText 
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   }    
}

function alphaBackgrounds() // correctly handle PNG "BACKGROUNDCOLOUR" transparency in Win IE 5.5 or higher.
	{
	var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
	var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
	for (i=0; i<document.all.length; i++)
	{
		var bg = document.all[i].currentStyle.backgroundImage;
		if (itsAllGood && bg)
		{
			if (bg.match(/\.png/i) != null)
			{
			var mypng = bg.substring(5,bg.length-2);
			document.all[i].style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+mypng+"', sizingMethod='scale')";
			document.all[i].style.backgroundImage = "url('/images/1pixel.gif')";
			}
		}
	}
}

window.attachEvent("onload", correctPNG);
window.attachEvent("onload", alphaBackgrounds);