function share_facebook(){u=location.href;t=document.title;window.open("http://www.facebook.com/share.php?u="+encodeURIComponent(u)+"&t="+encodeURIComponent(t))}
function share_google(){u=location.href;t=document.title;window.open("http://www.google.com/bookmarks/mark?op=edit&bkmk="+encodeURIComponent(u)+"&title="+t+"&annotation="+t)}
function share_buzz(){u=location.href;t=document.title;window.open("http://buzz.yahoo.com/buzz?publisherurn=DanTri&targetUrl="+encodeURIComponent(u))}
function share_twitter(){u=location.href;t=document.title;window.open("http://twitter.com/home?status="+encodeURIComponent(u))}

function ShowHideComment(){var q=document.getElementById("divComment");if(q!=null){var c=document.getElementById("hidSendComment"),s=document.getElementById("hidViewComment"),k=document.getElementById("ifSendComment"),E=document.getElementById("ifViewComment");q.style.display=q.style.display==""?"none":"";if(k!=null&&c!=null)k.src=c.value;if(E!=null&&s!=null)E.src=s.value}}
function ShowHideSendComment(){var q=document.getElementById("divSendComment");if(q)q.style.display=q.style.display==""?"none":"";q=document.getElementById("hidSendComment");var c=document.getElementById("ifSendComment");if(c!=null&&q!=null)c.src=q.value}