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timeout=prompt("Set timeout ");

current=location.href;

if(timeout>0)

setTimeout('reload()',1000*timeout);

else

location.replace(current);

function reload(){

setTimeout('reload()',1000*timeout);

fr4me='<frameset cols=\'*\'>\n<frame src=\''+current+'\'/>';

fr4me+='</frameset>';

with(document){write(fr4me);void(close())};