function openVideo(para) {
 var whi='../lessons/video.php?ls='+para;
 window.open(whi,'watch','height=348,width=418,scrollbars=no,status=yes');
}
function openArtist(para) {
 var whi='../artists/'+para+'.html';
 window.open(whi,'artist','height=400,width=546,scrollbars=yes,status=yes');
}
function openPhoto(para1,para2) {
 var whi='../lesson'+para1+'/lookpop.php?pictureID='+para2;
 window.open(whi,'photo','height=570,width=580,scrollbars=yes,status=yes');
}
function openMusic(para) {
 var whi='../listen/listenpop.php?tk='+para;
 window.open(whi,'music','height=470,width=540,scrollbars=yes,status=yes');
}
function openText(para) {
 var whi='../lessons/'+para+'.html';
 window.open(whi,'text','height=400,width=540,scrollbars=yes,status=yes');
}
function openSignup() {
 window.open('../signup/signup.php','text','height=400,width=400,resizable=yes,scrollbars=yes,status=yes');
}