<!--
versOk = (((navigator.appName == "Netscape")&& (parseInt(navigator.appVersion) >= 3))||((navigator.appName == "Microsoft Internet Explorer")&&(parseInt(navigator.appVersion)>=4)));
if(versOk)
   {
	c0_off = new Image(); c0_off.src="auxiliar/b01a.jpg";
	c0_on = new Image(); c0_on.src="auxiliar/b01b.jpg";
	c1_off = new Image(); c1_off.src="auxiliar/b02a.jpg";
	c1_on = new Image(); c1_on.src="auxiliar/b02b.jpg";
	c2_off = new Image(); c2_off.src="auxiliar/b03a.jpg";
	c2_on = new Image(); c2_on.src="auxiliar/b03b.jpg";
	c3_off = new Image(); c3_off.src="auxiliar/b04a.jpg";
	c3_on = new Image(); c3_on.src="auxiliar/b04b.jpg";
	c4_off = new Image(); c4_off.src="auxiliar/b05a.jpg";
	c4_on = new Image(); c4_on.src="auxiliar/b05b.jpg";
	c5_off = new Image(); c5_off.src="auxiliar/b06a.jpg";
	c5_on = new Image(); c5_on.src="auxiliar/b06b.jpg";
	c6_off = new Image(); c6_off.src="auxiliar/b07a.jpg";
	c6_on = new Image(); c6_on.src="auxiliar/b07b.jpg";
	c7_off = new Image(); c7_off.src="auxiliar/b08a.jpg";
	c7_on = new Image(); c7_on.src="auxiliar/b08b.jpg";
	c8_off = new Image(); c8_off.src="auxiliar/b09a.jpg";
	c8_on = new Image(); c8_on.src="auxiliar/b09b.jpg";
	c9_off = new Image(); c9_off.src="auxiliar/b10a.jpg";
	c9_on = new Image(); c9_on.src="auxiliar/b10b.jpg";

   }

function rollOn(n)
   {
   if (versOk)
      { light=eval(n+"on.src");
      document[n].src=light; 
      }
   }

function rollOff(n)
   {
   if (versOk)
      {
      dark=eval(n+"off.src");
      document[n].src=dark;
      }
   }
//-->