if (document.images){

	//top nav arrow rollovers
	var arr = new Image();
	arr.src = "images/reg_button.jpg";
	
	// Active arrow state
	var arr_active = new Image();
	arr_active.src = "images/reg_button2.jpg";	
	
	// Email link
	var email = new Image();
	email.src = "images/email_off.jpg";
	
	// Email link active
	var email_active = new Image();
	email_active.src = "images/email_on.jpg";
}

function act(imgName) 
{
	if (document.images)
	{
		if(imgName == "reg_but"){		
				document.images[imgName].src = arr_active.src;
		}
		else if(imgName == "email"){
				document.images[imgName].src = email_active.src;
		}
	}
}

function inact(imgName) 
{
	if (document.images)
	{
		if(imgName == "reg_but"){
			document.images[imgName].src = arr.src;		
		}
		else if(imgName == "email"){
			document.images[imgName].src = email.src;
		}
	}
}