input.file_input_textbox,input.file_input_textbox:disabled,input.file_input_textbox_nofile{position:relative}input.file_input_hidden{font-size:45px;position:absolute;right:0;top:0;margin:0;padding:0;-ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";filter:alpha(opacity=0);-moz-opacity:0;-khtml-opacity:0;opacity:0}input.file_captcha_input,input.file_captcha_input:disabled{position:relative}input.file_captcha_input_empty{position:relative;background-color:red}input.file_captcha_input_checking,input.file_captcha_input_checking:disabled{position:relative;background-image:url(../images/refresh_16.gif);background-repeat:no-repeat;background-position:right}input.file_captcha_input_Ok,input.file_captcha_input_Ok:disabled{position:relative;background-image:url(../images/ok_16.png);background-repeat:no-repeat;background-position:right}