function showDropDown(id){
	//if IE 6, use JavaScript to display the dropdowns
	if(navigator.appName == 'Microsoft Internet Explorer' && (navigator.appVersion.indexOf('MSIE 6.0') != -1)){
		document.getElementById(id).style.display = 'block';		
	}
}

function hideDropDown(id){
	//if IE 6, use JavaScript to display the dropdowns
	if(navigator.appName == 'Microsoft Internet Explorer' && (navigator.appVersion.indexOf('MSIE 6.0') != -1)){
		document.getElementById(id).style.display = 'none';		
	}
}

//cache the important images
var bullet = new Image();
bullet.src ='/_images/bullet.jpg';

var bulletHover = new Image();
bulletHover.src = '/_images/bullet_hover.jpg';

var background = new Image();
background.src = '/_images/bg.jpg';