/* Corrige bogue dans Netscape 4 : la page ne s'affiche pas correctement lorsque l'utilisateur redimensionne sa fen�tre


Utile uniquement que si on utilise des calques ou feuille de style*/


var size_default = 11;
var size = size_default;
var size_min = 8;
var size_max = 16;
var expression = /^.*(Texte).*$/;


/*//////  PNG pour ie ////// */


function fnLoadPngs() {
	var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
	var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);

	for (var i = document.images.length - 1, img = null; 
(img = document.images[i]); i--) {
		if (itsAllGood && img.src.match(/\.png$/i) != null) {
			var src = img.src;
			var div = document.createElement("DIV");
			div.style.filter = 
"progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"
 + src + "', sizing='scale')"
			div.style.width = img.width + "px";
			div.style.height = img.height + "px";
			img.replaceNode(div);
		}
		img.style.visibility = "visible";
	}
}


//reloads the window if Nav4 resized

function MM_reloadPage(init) {  
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);



/* Ouverture d'une open window*/

function MM_openBrWindow(theURL,winName,features) { //v2.0
	window.open(theURL,winName,features);
}

function OpenW(sURL, sName){
	window.open(sURL, sName,'width=430,height=630,top=50,left=50');
}



function OpenWGallerie(sURL, sName){

	window.open(sURL, sName,'width=800,height=710,top=0,left=0,menubar=no,resizable=no,toolbar=no,scrollbars=yes');

}



function OpenWPrint(url,title){

	window.open(url, title,'width=800,height=500,menubar=no,resizable=no,toolbar=no,scrollbars=yes');

}

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_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_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 showOrHide(id) {
	
	var displayValue = document.getElementById(id).style.display;
	if (displayValue == 'none') {
		displayValue = 'block';
	} else {
		displayValue = 'none';
	}
	document.getElementById(id).style.display = displayValue;
}	
	
function changeFontSize(modif) {
	if (modif == 0) {
		size = size_default;
	} else {
		size = size + modif;
	}
	
	if (size < size_min) {
		size = size_min;
	} else if (size > size_max) {
		size = size_max;
	}
	var div = document.getElementById("ARTICLE");
	var divList = div.childNodes;
	for (var i = 0; i < divList.length; i++) {
		var elt = divList[i];
		var classes = elt.attributes;
		if (classes != null) {
			for (var j = 0; j < classes.length; j++) {
				expression.exec(classes[j].nodeValue);
				//alert("div : " + RegExp.$1);
				if (RegExp.$1  == 'Texte') {
					elt.style.fontSize = size  +'px';
				}
			}
		}
	}
}


/*///////////////PORTFOLIO SLIDE/////////////////*/

// ========================================================
//              ===== images slider ====
// script: Gerard Ferrandez - Ge-1-doot - February 2008
// http://www.dhteumeuleu.com
// CC-BY-NC
// ========================================================

/* ==== slider nameSpace ==== */
var slider = function() {
	/* ==== private methods ==== */
	function getElementsByClass(object, tag, className) {
		var o = object.getElementsByTagName(tag);
		for ( var i = 0, n = o.length, ret = []; i < n; i++) {
			if (o[i].className == className) ret.push(o[i]);
		}
		if (ret.length == 1) ret = ret[0];
		return ret;
	}

function setOpacity(obj, opacity) {
  opacity = (opacity == 100)?99.999:opacity;

  // IE/Win
  obj.style.filter="progid:DXImageTransform.Microsoft.Alpha(opacity="
+ opacity + ");";

  // Safari<1.2, Konqueror
  obj.style.KHTMLOpacity = opacity/100;

  // Older Mozilla and Firefox
  obj.style.MozOpacity = opacity/100;

  // Safari 1.2, newer Firefox and Mozilla, CSS3
  obj.style.opacity = opacity/100;
}


	/* ==== Slider Constructor ==== */
	function Slider(oCont, speed, iW, iH, oP, maxHeightText) {
		this.slides = [];
		this.over   = false;
		this.maxHeightText = maxHeightText;
		this.S      = this.S0 = speed;
		this.iW     = iW;
		this.iH     = iH;
		this.oP     = oP;
		this.oc     = document.getElementById(oCont);
		this.frm    = getElementsByClass(this.oc, 'div', 'slide');
		this.NF     = this.frm.length;
		this.resize();
		for (var i = 0; i < this.NF; i++) {
			this.slides[i] = new Slide(this, i, maxHeightText);
		}
		this.oc.parent = this;
		this.view      = this.slides[0];
		this.Z         = this.mx;
		/* ==== on mouse out event ==== */
		this.oc.onmouseout = function () {
			this.parent.mouseout();
			return false;
		}
	}
	Slider.prototype = {
		/* ==== animation loop ==== */
		run : function () {
			this.Z += this.over ? (this.mn - this.Z) * .5 : (this.mx - this.Z) * .5;
			this.view.calc();
			var i = this.NF;
			while (i--) this.slides[i].move();
			
		},
		/* ==== resize  ==== */
		resize : function () {
			this.wh = this.oc.clientWidth;
			this.ht = this.oc.clientHeight;
			this.wr = this.wh * this.iW;
			this.r  = this.ht / this.wr;
			this.mx = this.wh / this.NF;
			this.mn = (this.wh * (1 - this.iW)) / (this.NF - 1);
		},
		/* ==== rest  ==== */
		mouseout : function () {
			this.over      = true;
			//setOpacity(this.view.img, this.oP);
		}
	}
	/* ==== Slide Constructor ==== */
	Slide = function (parent, N,maxHeightText) {
		this.parent = parent;
		this.N      = N;
		this.maxHeightText = maxHeightText;
		this.x0     = this.x1 = N * parent.mx;
		this.v      = 0;
		this.loaded = false;
		this.cpt    = 0;
		this.start  = new Date();
		this.obj    = parent.frm[N];
		this.txt    = getElementsByClass(this.obj, 'div', 'text');
		this.img    = getElementsByClass(this.obj, 'img', 'diapo');
		this.bkg    = document.createElement('div');
		this.bkg.className = 'backgroundText';
		this.obj.insertBefore(this.bkg, this.txt);
		if (N == 0) this.obj.style.borderLeft = 'none';
		this.obj.style.left = Math.floor(this.x0) + 'px';
		setOpacity(this.img, parent.oP);
		/* ==== mouse events ==== */
		this.obj.parent = this;
		this.obj.onmouseover = function() {
			this.parent.over();
			return false;
		}
	}
	Slide.prototype = {
		verif : function() {
			var that = this.parent;
			var s = (this.x1 - this.x0) / that.S;
			if (this.N && Math.abs(s) > .5) {
				this.obj.style.left = Math.floor(this.x0 += s) + 'px';
			}
			/* ==== vertical text ==== */
			var v = (this.N < that.NF - 1) ? that.slides[this.N + 1].x0 - this.x0 : that.wh - this.x0;
			
			var depl = Math.floor(2 + that.ht - (v - that.Z) * that.iH * that.r);
			
			return depl;
		},
		/* ==== target positions ==== */
		calc : function() {
			var that = this.parent;
			// left slides
			for (var i = 0; i <= this.N; i++) {
				that.slides[i].x1 = i * that.Z;
			}
			// right slides
			for (var i = this.N + 1; i < that.NF; i++) {
				that.slides[i].x1 = that.wh - (that.NF - i) * that.Z;
			}
		},
		/* ==== HTML animation : move slides ==== */
		move : function() {
			var that = this.parent;
			var s = (this.x1 - this.x0) / that.S;
			/* ==== lateral slide ==== */
			if (this.N && Math.abs(s) > .5) {
				this.obj.style.left = Math.floor(this.x0 += s) + 'px';
			}
			/* ==== vertical text ==== */
			var v = (this.N < that.NF - 1) ? that.slides[this.N + 1].x0 - this.x0 : that.wh - this.x0;
			if (Math.abs(v - this.v) > .5) {
//				this.bkg.style.top = this.txt.style.top = '230px';
				var depl = Math.floor(2 + that.ht - (v - that.Z) * that.iH * that.r);
				//alert(this.maxHeightText);
				if (depl >= this.maxHeightText) {
					this.bkg.style.top = this.txt.style.top = depl + 'px';
					this.v = v;
					this.cpt++;
				} else {
					this.bkg.style.top = this.txt.style.top = this.maxHeightText + 'px';
					this.v = v;
					this.cpt++;
				}
			} else {
				if (!this.pro) {
					/* ==== adjust speed ==== */
					this.pro = true;
					var tps = new Date() - this.start;
					if(this.cpt > 1) {
						that.S = Math.max(2, (28 / (tps / this.cpt)) * that.S0);
						
					}
				}
			}
			if (!this.loaded) {
				if (this.img.complete) {
					this.img.style.visibility = 'visible';
					this.loaded = true;
				}
			}
		},
		
		/* ==== light ==== */
		over : function () {
			this.parent.resize();
			this.parent.over = true;
			setOpacity(this.parent.view.img, this.parent.oP);
			this.parent.view = this;
			this.start = new Date();
			this.cpt = 0;
			this.pro = false;
			this.calc();
			setOpacity(this.img, 100);
		}
	}
	/* ==== public method - script initialization ==== */
	return {
		init : function() {
			// create instances of sliders here
			// parameters : HTMLcontainer name, speed (2 fast - 20 slow), Horizontal ratio, vertical text ratio, opacity
			this.s1 = new Slider("slider", 20, 1.84/3, 1, 50, 240);
			
			setInterval("slider.s1.run();", 16);
			this.s1.slides[0].over();
		}
	}
}();