function opennow(){
var dwidth = screen.width-100;
var dheight= screen.height-100;
window.open("http://oneclick.mozdev.org/sidebar/cune/cuneAform.htm", "cune", "toolbar=no,location=no,scrollbars=no,resizable=yes, width="+dwidth+",height="+dheight+",left=5,top=5");
}