function show_menu(id) {
var d = document.getElementById(id);
	for (var i = 1; i<=10; i++) {
		if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
	}
if (d) {d.style.display='block';}
}


function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function ImgRestore(doc) { //v3.0
			var titreList = doc.getElementsByTagName("img");
			titreList[0].width="135";
			titreList[0].height="80";
			titreList[0].style.margin="0px 0 0 0px";
}

function swapImage(doc) { //v3.0
			var titreList = doc.getElementsByTagName("img");
			titreList[0].width="145";
			titreList[0].height="86";
			titreList[0].style.margin="0px 0 0 -5px";
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


function VerifEmail(adresse)
	{
	var place = adresse.indexOf("@",1);
	var point = adresse.indexOf(".",place+1);
	if ((place > -1)&&(adresse.length >2)&&(point > 1))
		{
		return true;
		}
	else
		{
		return false;
		}
	}
	
/*exemple ajax*/
function req_form_part()
	{
/*@cc_on @*/
var prenom=document.getElementById('form_q1r1').value;
var date=document.getElementById('form_q2r1').value;
var email=document.getElementById('form_q3r1').value;
var com=document.getElementById('form_q4r1').value;

if (VerifEmail(email))
	{
	var xhr_object = null;
	
	if(window.XMLHttpRequest) // Firefox
		xhr_object = new XMLHttpRequest();
	else if(window.ActiveXObject) // Internet Explorer
   		xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	else
		{ // XMLHttpRequest non supporté par le navigateur
   		alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest...");
   		return;
		}
	xhr_object.open("POST", "cg_form_part.php", true);
	
	xhr_object.onreadystatechange = function()
		{
		if(xhr_object.readyState == 4)
	       eval(xhr_object.responseText);
		}
	xhr_object.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	var data = "prenom="+prenom+"&date="+date+"&email="+email+"&com="+com;
	xhr_object.send(data);

	}
else
	{
	alert("L'adresse email est obligatoire");
	}

	}


function req_form_ent()
	{
/*@cc_on @*/
var societe=document.getElementById('form_q1r1').value;
var adresse=document.getElementById('form_q2r1').value;
var ville=document.getElementById('form_q3r1').value;
var cp=document.getElementById('form_q4r1').value;
var tel=document.getElementById('form_q5r1').value;
var email=document.getElementById('form_q6r1').value;
var contact=document.getElementById('form_q7r1').value;
var date=document.getElementById('form_q8r1').value;
var nb=document.getElementById('form_q9r1').value;
var budget=document.getElementById('form_q10r1').value;
var com=document.getElementById('form_q11r1').value;

if (VerifEmail(email))
	{
	var xhr_object = null;
	
	if(window.XMLHttpRequest) // Firefox
		xhr_object = new XMLHttpRequest();
	else if(window.ActiveXObject) // Internet Explorer
   		xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
	else
		{ // XMLHttpRequest non supporté par le navigateur
   		alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest...");
   		return;
		}
	xhr_object.open("POST", "cg_form_ent.php", true);
	
	xhr_object.onreadystatechange = function()
		{
		if(xhr_object.readyState == 4)
	       eval(xhr_object.responseText);
		}
	xhr_object.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	var data = "societe="+societe+"&adresse="+adresse+"&ville="+ville+"&cp="+cp+"&tel="+tel+"&email="+email+"&contact="+contact+"&date="+date+"&nb="+nb+"&budget="+budget+"&com="+com;
	xhr_object.send(data);

	}
else
	{
	alert("L'adresse email est obligatoire");
	}

	}