function openImageSizedWindow(src){
var i = new Image();
i.onload = function() {
var pop_win = window.open(
"",
"_blank",
"width="+i.width+",height="+i.height+",scrollbars=no,resizable=yes"
);
if ( pop_win ) {
pop_win.window.document.open();
pop_win.window.document.write(
''
+''+i.alt+''
+''
+'
'
+''
+''
);
pop_win.window.document.close();
}
i.onload = function(){};
}
i.src = src;
}