var line ="";
function change_flash(monflash)
{document.getElementById("flash").innerHTML = monflash;
}
function tourne()
{
var num_chemin= Math.floor(Math.random() * 4)+1;
if (num_chemin == 1)
{
var line11=" ";
change_flash(line11);
var line12=" ";
setTimeout("change_flash(\""+line12+"\")",20000);
var line13=" ";
setTimeout("change_flash(\""+line13+"\")",30000);
setTimeout("tourne()",50000);
}
if (num_chemin == 2)
{
var line21=" ";
change_flash(line21);
var line22=" ";
setTimeout("change_flash(\""+line22+"\")",10000);
var line23=" ";
setTimeout("change_flash(\""+line23+"\")",20000);
setTimeout("tourne()",30000);
}
if (num_chemin == 3)
{
var line31=" ";
change_flash(line31);
var line32=" ";
setTimeout("change_flash(\""+line32+"\")",18000);
var line33=" ";
setTimeout("change_flash(\""+line33+"\")",28000);
setTimeout("tourne()",38000);
}
if (num_chemin == 4)
{
var line41=" ";
change_flash(line41);
var line42=" ";
setTimeout("change_flash(\""+line42+"\")",20000);
var line43=" ";
setTimeout("change_flash(\""+line43+"\")",30000);
setTimeout("tourne()",40000);
}
}