function emailFriend()
{
  xPos = (screen.width - 300) / 2
  yPos = (screen.height - 280) / 2
  window.open('/email_friend/?url=' + escape(window.location.href), '', 'width=300,height=280,!scrollbars,!menubar,resizable,!status,left=' + xPos + ',top=' + yPos)
}

function checkFriendForm(frm)
{
    if ( !IsEmailValid(frm.fromemail,true) || !IsEmailValid(frm.toemail,true) ) { return false }
    else { return true }   
}