function open01() {
  popupWin = window.open('kdemo-ram.html', '', 'scrollbars=auto,width=375,height=355')
}

function open02() {
  popupWin = window.open('kdemo-mov.html', '', 'scrollbars=auto,width=375,height=375')
}

function open03() {
  popupWin = window.open('kdemo-wmv.html', '', 'scrollbars=auto,width=375,height=370')
}

function open04() {
  popupWin = window.open('mtvcartoon-ram.html', '', 'scrollbars=auto,width=400,height=415')
}

function open05() {
  popupWin = window.open('mtvcartoon-mov.html', '', 'scrollbars=auto,width=400,height=400')
}

function open06() {
  popupWin = window.open('mtvcartoon-wmv.html', '', 'scrollbars=auto,width=400,height=420')
}