ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false
 
home_off			= new Image();
home_off.src		= "/projectbreathe/images/rollovers/tutorial/home_off.gif";
home_on				= new Image();
home_on.src			= "/projectbreathe/images/rollovers/tutorial/home_on.gif";

next_off			= new Image();
next_off.src		= "/projectbreathe/images/rollovers/tutorial/next_off.gif";
next_on				= new Image();
next_on.src			= "/projectbreathe/images/rollovers/tutorial/next_on.gif";

play_off			= new Image();
play_off.src		= "/projectbreathe/images/rollovers/tutorial/play_off.gif";
play_on				= new Image();
play_on.src			= "/projectbreathe/images/rollovers/tutorial/play_on.gif";

previous_off		= new Image();
previous_off.src	= "/projectbreathe/images/rollovers/tutorial/previous_off.gif";
previous_on			= new Image();
previous_on.src		= "/projectbreathe/images/rollovers/tutorial/previous_on.gif";

true_off			= new Image();
true_off.src		= "/projectbreathe/images/rollovers/tutorial/true_off.gif";
true_on				= new Image();
true_on.src			= "/projectbreathe/images/rollovers/tutorial/true_on.gif";

false_off			= new Image();
false_off.src		= "/projectbreathe/images/rollovers/tutorial/false_off.gif";
false_on			= new Image();
false_on.src		= "/projectbreathe/images/rollovers/tutorial/false_on.gif";

function img_act(imgName) 
{
        imgOn = eval(imgName + "_on.src");
        document [imgName].src = imgOn;
}
 
function img_inact(imgName) 
{
        imgOff = eval(imgName + "_off.src");
        document [imgName].src = imgOff;
}
function closer()
{
   
   if(window.opener)
   {
       
      try{
        window.opener.location.reload(); 
      }
      catch(e)
      {
       
      }
     window.close();
   }
   else
   {
      window.location="default.asp"
   }
}