var id;
function pids(){ 
for(var i = 0; i < document.links.length; i++){
document.links[i].href = document.links[i].href.replace(/ID=/, 'ID=' + id);}
}

function ifrshow() { 
var frameSrc = frames['testiframe'].document.getElementById('frmbut').src;
var ids = '' + frameSrc.match(/ID=\w{32}/i);
id = ids.substr(3, 32); 
pids();
}
window.onload = ifrshow;