function setTier1( name ){
	var imgName = name + "NavImg"
	
	if( flip[imgName] ){
		flip[imgName].killFlip("on");
	}
	
	if( document.images["tier1FlipImg"] ){
		flip.tier1Flip1 = new Flip( "tier1FlipImg", '/images/tier1/flip1_' + name + '.jpg' );
		flip.tier1Flip2 = new Flip( "tier1FlipImg", '/images/tier1/flip2_' + name + '.jpg' );
		flip.tier1Flip3 = new Flip( "tier1FlipImg", '/images/tier1/flip3_' + name + '.jpg' );
	}
}
			
function showImg( n ){
	flip["tier1Flip" + n ].on();
}

function navover( who ){
	mouseover( who + "NavImg" );
}
function navout( who ){
	mouseout( who + "NavImg" );
}