filename=''
function plays(f_real,f_media,f_id)
{
	aa=eval('document.fchose'+f_id+'.whichs.length')
	for(i=0;i<aa;i++)
	{
	bb=eval('document.fchose'+f_id+'.whichs['+i+'].checked')
	if(bb) {chosev=i;break;}
	}
	if(chosev==0) filename=f_real
	if(chosev==1) filename=f_media
	if(filename!='') location.href=filename
}