function popimg(_1,_2,_3,_4){
str="\n\n\n"+_2+"\n\n\n!["+_2+"]("+_1+")
\n\n";
f_win=window.open(_1,"BigImage","width="+_3+",height="+_4+",top="+((screen.height/2)-(_4/2))+",left="+((screen.width/2)-(_3/2))+",toolbar=no,scrollbars=no,resizable=yes,menubar=no,status=no,directories=no,location=no");
f_win.document.writeln(str);
f_win.focus();
f_win.document.close();
};
function popup(_5,_6,_7,_8){
f_win=window.open(_5,"","width="+_7+",height="+_8+",top="+((screen.height/2)-(_8/2))+",left="+((screen.width/2)-(_7/2))+",toolbar=no,scrollbars=yes,resizable=yes,menubar=no,status=no,directories=no,location=no");
f_win.focus();
};