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_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_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.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];}
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,"scrollbars=no," + features);
}

function openUpload(url, name, xtra) {
    uploadwindow = window.open(url, name, xtra);
    uploadwindow.daddy = self;
}

function imgfunc(imgname, h, w, type) {
	if (type == "swf"){
		MM_openBrWindow("popup_swf.php?url=" + imgname, "image", "height=" + h + ", width=" + w);
	} else {
    	MM_openBrWindow("popup_image.php?url=" + imgname, "image", "height=" + h + ", width=" + w);
    }
}

function imgfunc(imgname, h, w) {
   	MM_openBrWindow("popup_image.php?url=" + imgname, "image", "height=" + h + ", width=" + w);
}

function delete_item(delete_form, text_id) {
    var idStr = text_id + ',';
    var index;
    var temp;
    if (delete_form.item.value.indexOf(idStr) == -1) {
        delete_form.item.value += idStr;
    } else {
        index = delete_form.item.value.indexOf(idStr);
        temp = delete_form.item.value;
        delete_form.item.value = temp.substr(0, index) + temp.substr(index + idStr.length, temp.length);
    }
}

function getElementsByClassName(theClass,d,c) {
  if(!document.hasChildNodes) return false;
   
  if(!c) var c = new Array();
  if(!d) var d = document.body;
  
  if(d.nodeType == 1 && d.className.match("^" + theClass + "$")) {
    c.push(d);
  }
  
  if(d.hasChildNodes()) {
    
    for(var i = 0; i < d.childNodes.length; i++) {
      getElementsByClassName(theClass,d.childNodes[i],c);
    }
    
    return c;
    
  } else {
    
    return c;
    
  }
}

function exists(node) {
  if(typeof(node) != "undefined" && node != null) {
    return true;
  } else {
    return false;
  }
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}