s="";
s+="<img";
s+=" src=\"/mod/prove/run.php?x=session9b24460661493affb822e860d6d5f0bd&act=act\"";
s+=" title=\"看不清楚，换一个。\"";
s+=" style=\"cursor:pointer;\"";
s+=" onclick=\"this.src=this.src+'&'+Math.random()\"";
s+=">";
document.write(s);