opinion = null;
function openWindow(url, width, height, articul) {
var feat = 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+width+',height='+height+', top=100, left=150';
if( opinion != null ) {
opinion.close();
}
opinion = window.open('', articul, feat);
var pg = ''+articul+' 
';
opinion.document.write( pg );
}