//switch left sidebar
function switchleft()
{
var option=['cat','arch'];
for(var i=0; i<option.length; i++)
{ obj=document.getElementById(option[i]);
obj.className=(obj.className=="visible")? "hidden" : "visible"; }
}
//switch left sidebar images
var imageURL = "wp-content/themes/the-darkness-10/images/blue_cat.png";

if (document.images) {
     var clock = new Image();
     clock.src = "wp-content/themes/the-darkness-10/images/blue_cat.png";

     var cup = new Image();
     cup.src = "wp-content/themes/the-darkness-10/images/blue_arch.png";
}

function changeImage() {
     if (document.images) {
          if (imageURL == "wp-content/themes/the-darkness-10/images/blue_arch.png") imageURL = "wp-content/themes/the-darkness/images/blue_cat.png";
          else imageURL = "wp-content/themes/the-darkness-10/images/blue_arch.png";

         document.leftmenu.src = imageURL;
     }
}
//switch right sidebar
function switchright()
{
var option=['blog','meta'];
for(var i=0; i<option.length; i++)
{ obj=document.getElementById(option[i]);
obj.className=(obj.className=="visible")? "hidden" : "visible"; }
}
//switch right sidebar images
function changePic(el, pic1, pic2) {
var pic=((el.src.match(pic1)!=null)? pic2 : pic1);
el.src="wp-content/themes/the-darkness-10/images/"+pic+".png";
}
window.onload=function() {
var pic=document.getElementById('rightmenu');
pic.onclick=function(){changePic(this,'blue_blogroll','blue_meta');}
}