<!-- 
	
	var overstate = new Image();
	overstate.src = "../images/download_btn_on.jpg";
	var offstate = new Image();
	offstate.src = "../images/download_btn_off.jpg";
	
	function swapbtn(thisid) {
		document.getElementById(thisid).src = overstate.src;
	}
	function unswapbtn(thisid) {
		document.getElementById(thisid).src = offstate.src;
	}
// -->