var currentAnimation;

function colorAnim(myNode,show) {
	startColor=(show)?"white":"#000000";
	endColor=(show)?"#000000":"white";
	dojo.animateProperty( {
		node: myNode,duration: 250,
		properties: {
			borderColor:   { start: startColor, end: endColor }			
		}
	}).play();
}