function BigPic (pic,w,h,tit,alt){
lf = window.screen.width;
lf=lf/2-w/2;
msgWindow= window.open("about:blank","displayWindow","width="+w+",height="+h+",resizable=0,scrollbars=0, left="+lf+" ");
msgWindow.document.write
(""+tit+"");
msgWindow.document.write
("![??????? ????? ?????]("+pic+")
");
msgWindow.document.close();
}