function openwin(URL,namn,w,h,scrollbars)
{ 
	var win = null;
	LeftPosition = (screen.width/2)-(w/2);
	TopPosition = (screen.height/2)-(h/2);

	settings='height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scrollbars+',resizable=yes,status=no'
	win = window.open(URL,namn,settings);
	win.focus();
}