/**
 * Functions needed for pictures rollover
 * @param void
 * @return void
 */
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 MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
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];}
}

/**
 * Creating the popup window
 * @param string page Page URL
 * @param int largeur Window width
 * @param int hauteur Window height
 * @param string options Different options of the popup window
 * @return void
 */
function centrerpopup(page,largeur,hauteur,options) {
	var top=(screen.height-hauteur)/2;
	var left=(screen.width-largeur)/2;
	window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options);
}

/**
 * Checking the form fields befoire sending the contact email
 * @param string form The form name
 * @return void
 */
function checkfield(form){
	if (form.societe.value==""){
		alert("Vous avez oublié d'indiquer le nom de votre société...");
		form.societe.focus();
		return false;
	}
	if (form.nom.value==""){
		alert("Vous avez oublié d'indiquer votre nom...");
		form.nom.focus();
		return false;
	}
	if (form.email.value==""){
		alert("Vous avez oublié d'indiquer votre adresse email...");
		form.email.focus();
		return false;
	}
	if (form.message.value==""){
		alert("Vous avez oublié de saisir votre message...");
		form.message.focus();
		return false;
	}
	return true;
}

/**
 * Switch the visibility of the advanced search fields
 * @param string name Name of the HTML element to hide/show
 * @param string obj Name of the HTML link
 * @return void
 */
function switch_visibility(name, obj) {
	var targetElement;
	targetElement = document.getElementById(name) ;
	if (targetElement.style.visibility == "hidden") {
		targetElement.style.visibility = "visible" ;
		obj.innerHTML = "Masquer la recherche avanc&eacute;e";
	}
	else {
		targetElement.style.visibility = "hidden" ;
		obj.innerHTML = "Afficher la recherche avanc&eacute;e";
	}
}