function showDiv(){
document.getElementById('popDiv').style.display='block';
document.getElementById('bodyBgDiv').style.display='block';
document.getElementById('bodyBgDiv').style.height = document.documentElement.clientHeight + "px";
}

function closeDiv(){
document.getElementById('popDiv').style.display='none';
document.getElementById('bodyBgDiv').style.display='none';
document.getElementById('iframe1').src="about:blank";
}
function playFlv(flvPath){
 document.getElementById('iframe1').src="playvideo.php?flvpath="+flvPath;
}