function tooltip()
{
 var Tips2 = new Tips($$('.tooltip'), {
 initialize:function(){
 this.fx = new Fx.Style(this.toolTip, 'opacity', {duration: 500, wait: false, maxTitleChars:500}).set(0);
 },
 onShow: function(toolTip) {
 this.fx.start(1);
 },
 onHide: function(toolTip) {
 this.fx.start(0);
 }
});
}