function uncheck(el) {
if (document.getElementById) {
var radio = document.getElementById(el.id);
var temp = document.getElementById(el.name+'_temp');
} else if (document.all) {
alert("test1");
var radio = document.all[el.id];
var temp = document.all[el.name+'_temp'];
} else {
if ((navigator.appname.indexOf("Netscape") != -1) && parseInt(navigator.appversion == 4)) {
var radio = document.layers[el.id];
var temp = document.layers[el.name+'_temp'];
}
}
if(radio.value == temp.value) {
radio.checked = false;
temp.value = '';
} else {
temp.value = radio.value;
}
}
function valider()
{
var chan_discu = "andromede";var chan_age = "null";var chan_perso = "null";
if (document.forms.chat.chan_discu["0"].checked) {
                chan_discu = "andromede" ;
}
if (document.forms.chat.chan_discu["1"].checked) {
                chan_discu = "rencontre" ;
}
if (document.forms.chat.chan_discu["2"].checked) {
              chan_discu = "belgique" ;
}
if (document.forms.chat.chan_age["0"].checked) {
                chan_age = "vingtaine" ;
}
if (document.forms.chat.chan_age["1"].checked) {
                chan_age = "quizz-1" ;
}
if (document.forms.chat.chan_age["2"].checked) {
               chan_age = "motus" ;
}
if (document.forms.chat.chan_perso["0"].checked) {
                chan_perso = document.forms.chat.chan_perso["0"].value;
}
if (document.forms.chat.chan_perso["1"].checked) {
                chan_perso = document.forms.chat.chan_perso["1"].value;
}
if (document.forms.chat.chan_perso["2"].checked) {
               chan_perso = document.forms.chat.chan_perso["2"].value;
}
var nick = document.forms.chat.nick.value;var sexe = document.forms.chat.sexe.value;var age = document.forms.chat.age.value;var ville = document.forms.chat.ville.value;var phrase = document.forms.chat.phrase.value;var couleur = document.forms.chat.couleur.value;var expDate = new Date();
expDate.setTime(expDate.getTime() + (120 * 24 * 3600 * 1000));
document.cookie = "pseudo=" + escape(nick) + ";expires=" + expDate.toGMTString();
document.cookie = "sexe=" + escape(sexe) + ";expires=" + expDate.toGMTString();			
document.cookie = "age=" + escape(age) + ";expires=" + expDate.toGMTString();	
document.cookie = "ville=" + escape(ville) + ";expires=" + expDate.toGMTString();		
document.cookie = "phrase=" + escape(phrase) + ";expires=" + expDate.toGMTString();		
document.cookie = "couleur=" + escape(couleur) + ";expires=" + expDate.toGMTString();		
open_chat("http://www.andromede.net/chat/index.php?nickname="+nick+"&sexe="+sexe+"&age="+age+"&ville="+ville+"&chan_discu="+chan_discu+"&chan_age="+chan_age+"&chan_perso="+chan_perso+"&couleur="+couleur+"&phrase="+phrase+"");
}