function change_bg(id){
	document.getElementById(id).className='topmenu-act'
}

function change_back_bg(id){
	document.getElementById(id).className='topmenu'
}


function open_new_window(url,widht,height) {
	ehdot="toolbar=no, directories=no, location=no, status=no, status=no, titlebar=no, menubar=no, scrollbars=no, copyhistory=no, resizable=yes, width="+widht+", height="+height;
	subject="KatuKanava, Navici";
	var info=window.open(url, subject , ehdot);
	info.window.focus();
}