function changeTR(id){
	var docDiv = (document.all) ? 'document.all.' : 'document.'; 
	nbr_radio = form1.tarif_option_num.length;
	for (i = 1; i <= nbr_radio; i++){
		if ("tr"+i != id){
			tr = "tr"+i;
			thisDiv = document.getElementById(tr);
			if (document.getElementById(tr+"bis")) thisDivBis = document.getElementById(tr+"bis");
			else thisDivBis = "aucune";
			color ='#FFFFFF';
		} else {
			tr = "tr"+i;
			thisDiv = document.getElementById(tr);
			if (document.getElementById(tr+"bis")) thisDivBis = document.getElementById(tr+"bis");
			else thisDivBis = "aucune";
			color ='#ececec';			
		}
		thisDiv.style.backgroundColor = color;
		if ( thisDivBis != "aucune" ) thisDivBis.style.backgroundColor = color;
	}
}

function submitform(lang){
	if (document.form1.cguok.checked == false){
		if (lang=="uk") alert("To validate this policy you have to read and accept the general conditions.");
		else alert("Pour valider la demande : Vous devez lire et accepter \n les conditions générales.  ");
		cgu.style.backgroundColor ='#FF3300';
		return false;
	} else {
		form1.submit();
	}
}

function closewin(){
test = confirm("Etes vous sur de vouloir fermer la fenêtre et annuler la commande");
if (test){
	document.location.replace("close.php");
} 
}