function str_replace(x,y,z) 
{
place_x=z.indexOf(x);
longueur_x=x.length;
buf="";
made=0;
for (i=0;i<z.length;i++) 
{
if(i<place_x||i>place_x+longueur_x-1)
{
buf+=z.charAt(i);
}
else if(made==0) {buf+=y;made=1} } 
if(buf.indexOf(x)!=-1) { buf=str_replace(x,y,buf);}
return buf; 
}

var page_suite="";
page_suite=document.referrer;
page_suite=str_replace("&","__et__",page_suite);
page_suite=str_replace("?","__plus__",page_suite);
var page="http://www.hd10.com/cpt_origine.php?variable="+page_suite+"&user="+user ;

popUnderWindow = window.open(page,"Merci",'top=20, left=10, width=530, height=165')
popUnderWindow.blur()
window.focus()