function openwindow(width,height,src)
	{
		var w,l,t;
		focus();
		l = screen.width/2 - width/2;
		t = screen.height/2 - height/2;
		w = window.open(src,"movie","width="+width+",height="+height+",left="+l+",top="+t+",scrollbars=no");
}