YAHOO.namespace("ytrd.container");
function init() {
  YAHOO.ytrd.container.overlay1 = new YAHOO.widget.Overlay("externalConfirm", { fixedcenter:true, visible:false, effect:[{effect:YAHOO.widget.ContainerEffect.FADE,duration:0.5}] });
  YAHOO.ytrd.container.overlay2 = new YAHOO.widget.Overlay("mask", { xy:[0,0], fixedcenter:true, visible:false });
  YAHOO.ytrd.container.overlay1.render();
  YAHOO.ytrd.container.overlay2.render(); 
  YAHOO.util.Dom.setStyle(['mask'], 'opacity', 0); 
}
YAHOO.util.Event.addListener(window, "load", init);
function showConfirm(url) {
  YAHOO.ytrd.container.overlay1.show(YAHOO.ytrd.container.overlay1);
  viewportWidth = YAHOO.util.Dom.getViewportWidth() - 0.1;
  viewportHeight = YAHOO.util.Dom.getViewportHeight() + 40;
  document.getElementById("mask").style.width = viewportWidth + "px";
  document.getElementById("mask").style.height = viewportHeight + "px";
  YAHOO.ytrd.container.overlay2.show(YAHOO.ytrd.container.overlay2);
  document.getElementById("mask").style.left = "0px";
  var myAnim = new YAHOO.util.Anim("mask", { opacity : { from:0,to:0.3 } } ,0.3);
  myAnim.animate();
  document.getElementById("ytrd_external_url").href = url; 
}
function hideConfirm() {
  YAHOO.ytrd.container.overlay1.hide(YAHOO.ytrd.container.overlay1);
  YAHOO.ytrd.container.overlay2.hide(YAHOO.ytrd.container.overlay2);
  var myAnim = new YAHOO.util.Anim("mask", { opacity : { from:0.3,to:0 } } ,0.3);
  myAnim.animate();
}