YAHOO.widget.Calendar.prototype.show=function()
{
  this.oDomContainer=$(this.oDomContainer.id);
  if(this.oDomContainer.innerHTML =='')
    YAHOO.util.Event.onAvailable(this.oDomContainer.id,this.render, this, true);
  this.showEvent.fire();
  this.oDomContainer.style.display = "block";
}

YAHOO.widget.Calendar.prototype.hide=function()
{
  this.oDomContainer=$(this.oDomContainer.id);
  this.hideEvent.fire();
  this.oDomContainer.style.display = "none";
}

YAHOO.widget.Calendar.prototype.toggle=function()
{
  this.oDomContainer=$(this.oDomContainer.id);
  if(this.oDomContainer.style.display=='none')
    this.show();
  else
    this.hide();
}