pi = parseInt;
window.preloadImages = Array();
function preloadImage(src) {
  var i = new Image();
  i.src = src;
  window.preloadImages.push(i);
}
function trim(str) { return str.replace(/^\s\s*/, '').replace(/\s\s*$/, ''); }
function innerText(obj) {
  if (!obj) return '';
  if (obj.innerText) return obj.innerText;
  if (obj.textContent) return obj.textContent;
  //I don't know what browser this is
  return '';
}

var windowSize = function(w) {
  if (!w) w = window;
  var winW = 800;
  var winH = 600;
  if (pi(navigator.appVersion)>3) {
    if (navigator.appName=="Netscape") {
    winW = w.innerWidth;
    winH = w.innerHeight;
    }
    var de;
    if (de = window.document.documentElement) {
    winW = de.clientWidth;
    winH = de.clientHeight;
    }
  }
  return { 
    'height': winH,
    'y' : winH,
    'width' : winW,
    'x' : winW
  };
};

function windowScroll() {
  if (typeof(window.pageYOffset) == 'number') return {
    'x' : window.pageXOffset,
    'y' : window.pageYOffset
  };
  if (document.body && (document.body.scrollTop || document.body.scrollLeft)) return {
    'x' : document.body.scrollLeft,
    'y' : document.body.scrollTop
  };
  if (document.documentElement && (document.documentElement.scrollLeft || document.documentElement.scrollTop)) return {
    'x' : document.documentElement.scrollLeft,
    'y' : document.documentElement.scrollTop
  };
  return { 'x':0, 'y':0 };
}

var getElementsByClassName = function (className, tag, elm){
if (document.getElementsByClassName) {
getElementsByClassName = function (className, tag, elm) {
elm = elm || document;
var elements = elm.getElementsByClassName(className),
nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
returnElements = [],
current;
for(var i=0, il=elements.length; i<il; i+=1){
current = elements[i];
if(!nodeName || nodeName.test(current.nodeName)) {
returnElements.push(current);
}
}
return returnElements;
};
}
else if (document.evaluate) {
getElementsByClassName = function (className, tag, elm) {
tag = tag || "*";
elm = elm || document;
var classes = className.split(" "),
classesToCheck = "",
xhtmlNamespace = "http://www.w3.org/1999/xhtml",
namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
returnElements = [],
elements,
node;
for(var j=0, jl=classes.length; j<jl; j+=1){
classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
}
try	{
elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
}
catch (e) {
elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
}
while ((node = elements.iterateNext())) {
returnElements.push(node);
}
return returnElements;
};
}
else {
getElementsByClassName = function (className, tag, elm) {
tag = tag || "*";
elm = elm || document;
var classes = className.split(" "),
classesToCheck = [],
elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
current,
returnElements = [],
match;
for(var k=0, kl=classes.length; k<kl; k+=1){
classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
}
for(var l=0, ll=elements.length; l<ll; l+=1){
current = elements[l];
match = false;
for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
match = classesToCheck[m].test(current.className);
if (!match) {
break;
}
}
if (match) {
returnElements.push(current);
}
}
return returnElements;
};
}
return getElementsByClassName(className, tag, elm);
};

function hideLabel() {
 if ( window.MagicZoom_zooms[0] && window.MagicZoom_zooms[0].bigImageCont && window.MagicZoom_zooms[0].bigImageCont.childNodes[2]) {
  for (var i=0; i < window.MagicZoom_zooms[0].bigImageCont.childNodes.length; i++) {
   if (window.MagicZoom_zooms[0].bigImageCont.childNodes[i].innerHTML.indexOf('Please upgrade') != -1) {
    window.MagicZoom_zooms[0].bigImageCont.childNodes[i].innerHTML = '';
   }
  }
  var popupURL = document.getElementById('popupImagesLocation').value;
  window.MagicZoom_zooms[0].pup.onclick = function(){
  	popupWindowBig(popupURL);
  };
 } else {
  setTimeout('hideLabel()', 50);
 }
}

var run = function() {
	if (window.MagicZoom_zooms) hideLabel();
	for (var i = 0; i < runQueue.length; i++) runQueue[i]();
}
function swapZoomImage(small, large) {
	var im = window.MagicZoom_zooms[0].bigImage;
	var imt = window.MagicZoom_zooms[0].smallImage;
	im.src=large;
	imt.src=small;
	return false;
}
function swapFlatImage(thumb, new_img) {
	if (document.main) {
		document.main.src = thumb;
	}
	return false;
}