function popup(a){
	var win = window.open(a.href,a.target,'width='+(screen.width-30)+',height='+(screen.height-80)+',menubar=no,scrollbars=no,top=5,left=5');
	return !( win == null || win.closed == true );
}
//function popup(a){
//	var p = //window.open(a.href,a.target,'width='+screen.width+',height='+screen.height+',menubar=no,scrollbars=no,top=0,left=0');
//	return !( p == null || p.closed == true );
//}