var winName = "";
function openPlayer(u,W,H, sc) {
	if (winName == ""){
		var x = (screen.width - W)- 50;
		var y = (screen.height - H) -85;

		w = window.open(u, '',"width="+W+",height="+H+",scrollbars="+(sc ? "yes" : "no")+", left="+x+",top="+y);
		//w.wname = w;
	} else if (window.focus) {
		winName.focus();
	}
}
function closePlayer()
{
	if (winName != ""){
		winName.close();
		winName = "";
	}
}