<!--
function imgswap(primary, imgname1, secondary, imgname2)
{
 eval("document." + primary + ".src = '" + imgname1 + "'");
 eval("document." + secondary + ".src = '" + imgname2 + "'");
	
}

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];}}
}



if (document.images) {
   
   image9on = new Image();
   image9on.src = "images/bc_play_1.gif";
    
   image10on = new Image();
   image10on.src = "images/ba_exhib_1.gif";
   
   
   image9off = new Image();
   image9off.src = "images/bc_play_0.gif";
   
   image10off = new Image();
   image10off.src = "images/ba_exhib_0.gif";
   
   }

function turnOn(imageName) {
  if (document.images) {
    document[imageName].src = eval(imageName + "on.src");
  }
}

function turnOff(imageName) {
  if (document.images) {
    document[imageName].src = eval(imageName + "off.src");
  }
}
//-->