function enhance_sitefunctions() {   

	var attributes1 = {
		  opacity : { to: 1 }
	};
	  
	var attributes2 = {
		  opacity : { to: 0 } 
	};

	var anim8a= new YAHOO.util.Anim('bln_tell', attributes1, .2, YAHOO.util.Easing.easeIn);
	var anim9a= new YAHOO.util.Anim('bln_tell', attributes2, .25, YAHOO.util.Easing.easeOut);

	var anim8b= new YAHOO.util.Anim('bln_print', attributes1, .2, YAHOO.util.Easing.easeIn);
	var anim9b= new YAHOO.util.Anim('bln_print', attributes2, .25, YAHOO.util.Easing.easeOut);

	var anim8c= new YAHOO.util.Anim('bln_login', attributes1, .2, YAHOO.util.Easing.easeIn);
	var anim9c= new YAHOO.util.Anim('bln_login', attributes2, .25, YAHOO.util.Easing.easeOut);

	var YUE = YAHOO.util.Event;
	var YUD = YAHOO.util.Dom;

	function hideBalloon_a() {
		anim8a.stop;
		anim9a.animate();
	}

	function showBalloon_a() {
		anim9a.stop;
		anim8a.animate();
	}

	function hideBalloon_b() {
		anim8b.stop;
		anim9b.animate();
	}

	function showBalloon_b() {
		anim9b.stop;
		anim8b.animate();
	}

	function hideBalloon_c() {
		anim8c.stop;
		anim9c.animate();
	}

	function showBalloon_c() {
		anim9c.stop;
		anim8c.animate();
	}


	YUE.on('btn_tellafriend','mouseover',showBalloon_a);
	YUE.on('btn_tellafriend','mouseout',hideBalloon_a);

	YUE.on('btn_print','mouseover',showBalloon_b);
	YUE.on('btn_print','mouseout',hideBalloon_b);

	YUE.on('btn_login','mouseover',showBalloon_c);
	YUE.on('btn_login','mouseout',hideBalloon_c);

anim9a.animate();
anim9b.animate();
anim9c.animate();
		
}

YAHOO.util.Event.onDOMReady(enhance_sitefunctions);