function printPage(){
	if(navigator.userAgent.indexOf("Mac") != -1 && navigator.userAgent.indexOf("MSIE") != -1){
		alert('Sorry, your browser cannot print using this link. Please click on "Print..." under the File menu in Internet Explorer');
	}else{
		window.print();
	}
}

function toggleImage(imageID){
	if((document.getElementById(imageID).src).indexOf(imageID + 'Over.gif') == -1){
		document.getElementById(imageID).src = (document.getElementById(imageID).src).replace('.gif', 'Over.gif');
	} else if((document.getElementById(imageID).src).indexOf(imageID + 'Over.gif') != -1){
		document.getElementById(imageID).src = (document.getElementById(imageID).src).replace('Over.gif', '.gif');
	}
}