// JavaScript Document
function majQuantity(elt, nb)
{
	quantity = document.getElementById(elt).value;
	quantity = parseInt(quantity) + parseInt(nb)
	if (quantity < 1) {
		quantity = 1;
	}
	document.getElementById(elt).value = quantity;
}


function popupcentree(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);
}

function popupcentre(adresse, nomFenetre, largeur, hauteur, Bscroll)
{
	var largeurEcran = ((screen.width - largeur) / 2); 
	var hauteurEcran = (screen.height - hauteur) / 2; 
	
 w = window.open('','Chargement','width=10,height=10,top=' + hauteurEcran + ', left=' + largeurEcran);
 w.document.write( "<html><head><title>"+nomFenetre+"</title>\n" );
 w.document.write( "<script language='JavaScript'>\n");
 w.document.write( "IE5=NN4=NN6=false;\n");
 w.document.write( "if(document.all)IE5=true;\n");
 w.document.write( "else if(document.getElementById)NN6=true;\n");
 w.document.write( "else if(document.layers)NN4=true;\n");
 w.document.write( "function autoSize() {\n");
 w.document.write( "if(IE5) self.resizeTo(document.images[0].width+10,document.images[0].height+49);\n");
 w.document.write( "else if(NN6) self.sizeToContent();\n");
 w.document.write( "else window.resizeTo(document.images[0].width,document.images[0].height+20);\n");
 w.document.write( "self.focus();\n");
 w.document.write( "}\n</scri");
 w.document.write( "pt>\n");
 w.document.write( "</head><body leftmargin=0 topmargin=0 marginwidth=0 marginheight=0 onLoad='javascript:autoSize();'>" );
 w.document.write( "<a href='javascript:window.close();'><img src='"+adresse+"' border=0></a>" );
 w.document.write( "</body></html>" );
 w.document.close();
}

function changeImage(addr_image)
{
	var a = new Image();
	a.src = addr_image;
	pw = a.width;
	ph = a.height;
	
	document.getElementById('gdeImage').innerHTML = "<a href=\"javascript:popupcentre('photos/"+addr_image+"','Image',"+pw+","+ph+",'no')\"><img src=\"photos/"+addr_image+" \" alt=\"\" title=\"\" width=\"219\" height=\"145\" border=\"0\" /></a>";
}

function autreAppear(elt){
	
	if(elt.options[elt.selectedIndex].value == 0)
		$('autreville').style.display='block';
	else
		$('autreville').style.display='none';
	
}


function verifPayment(){
		
		if( ($('payment-cb') && $('payment-cb').checked == true) || ($('payment-cheque') && $('payment-cheque').checked == true) ) {
			return true
		} else {
			return false;
		}
}


function verifCgv(){
	
		if( verifPayment() ){
	
			if(!document.getElementById('cgv_checkbox').checked){
				alert("Vous devez lire et accepter les conditions générales de vente.");
				return false;
			} else {
				return true;
			}
		} else {
			alert("Vous devez choisir un mode de paiement.");
			return false;
		}
}

function setClass(myPaymentId,myClass) {
	
	if (document.getElementById("payment-" + myPaymentId).checked == false) {
		document.getElementById("row-" + myPaymentId).className = myClass;
	}
}

function setRadioButton(myPaymentId) {
	
	var tableau;
	var elements;
	
	tableau = document.getElementById("payment");
	elements = tableau.getElementsByTagName("tr");
	
	for (i = 0; i < elements.length; i++) { 
		element = elements[i];
		element_id = element.id;
		
		if (element_id.length > 0) {
			document.getElementById(element_id).className = "paymentOff";
		}
	}
	
	document.getElementById("payment-" + myPaymentId).checked = true;
	document.getElementById("row-" + myPaymentId).className = "paymentSelected";
}
