var ie4=(document.all);
var ie55=(ie4&&((navigator.userAgent.indexOf("MSIE 5.5")!=-1)||(navigator.userAgent.indexOf("MSIE 6")!=-1)));
var pc=(navigator.platform.indexOf('Win32')!=-1);
var mac=(navigator.platform.indexOf('MacPPC')!=-1);
var sinbordes=(ie4&&pc);
function popupvideo(video) {
   var pag="http://www.ya.com/video_redya.html?id="+video+"&s=1";
   if(sinbordes) {
     ventana=window.open(pag,'popupredya','fullscreen=yes,scrollbars=yes');
     if(ie55) ventana.resizeTo(486,436);
     else ventana.resizeTo(470,436);
     ventana.moveTo(0,0); 
     }
   else if(mac&&(navigator.userAgent.indexOf('MSIE 5')>=0)) window.open(pag,'popupredya','width=456,height=422');
        else window.open(pag,'popupredya','width=470,height=436');
}