Size
Fade
Color
Move
Scroll
function sizeInit()
{
    var sizeOpenAnim = new YAHOO.util.Anim('size', {width:{to:150}, height:{to:150}}, 0.5, YAHOO.util.Easing.backOut);
	
    var sizeOpen = function(){
        var element = document.getElementById('size');
        element.style.visibility = "visible";
        sizeOpenAnim.animate();
    };


    var sizeCloseAnim = new YAHOO.util.Anim('size', {width:{to:1}, height:{to:1}}, 0.5, YAHOO.util.Easing.backIn);
    sizeCloseAnim.onComplete.subscribe(function(){document.getElementById('size').style.visibility='hidden';});

    var sizeClose = function(){
        sizeCloseAnim.animate();
    };

    YAHOO.util.Event.on('size_open', 'click', sizeOpen);
    YAHOO.util.Event.on('size_close', 'click', sizeClose);
}