// JavaScript Document

/********************************************************
*  EXTERNAL LINK
********************************************************/
function externalLinks() {
	
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
 
}

/********************************************************
*  NEWSLETTER
********************************************************/
function go(){
	PopupCentrerNl('','popup',500,300,'menubar=no,scrollbars=no,statusbar=no');
	$('newsletter').submit();
}
function PopupCentrerNl(page,nom,largeur,hauteur,options) {
	var top=(screen.height-hauteur)/2;
	var left=(screen.width-largeur)/2;
	window.open(page,nom,'top='+top+',left='+left+',width='+largeur+',height='+hauteur+','+options);
}   



/********************************************************
*  SLIDESHOW
********************************************************/

function start_slideshow(start_frame, end_frame, delay) {
	if($('slideshow'))
		setTimeout(switch_slides(1,1,4, 4000), 4000);
}
                            
function switch_slides(frame, start_frame, end_frame, delay) {
	return (function() {
		Effect.Fade('slideshow' + frame);
		if (frame == end_frame) { frame = start_frame; } else { frame = frame + 1; }
		setTimeout("Effect.Appear('slideshow" + frame + "');", 850);
		setTimeout(switch_slides(frame, start_frame, end_frame, delay), delay + 850);
	})
}

Event.observe(window, 'load', externalLinks, false);
Event.observe(window, 'load', start_slideshow, false);