function imgMenuHover(img) {
	var mode = new RegExp('(_hover)','g');
	var chemin = img.src.substring(0, img.src.lastIndexOf('.'));
	var extension = img.src.substring(img.src.lastIndexOf('.'));

	if (chemin.match(mode)) {
		img.src = img.src.replace(mode, '');
	} else {
		img.src = chemin+'_hover'+extension;
	}
}

function description(id) {
	document.getElementById(id).style.display = (document.getElementById(id).style.display == 'block') ? 'none' : 'block';

	var descriptions = document.getElementsByTagName('div');
	for(var i=0; i < descriptions.length; ++i) {
		var reg = new RegExp('anoter_', 'g');
		if(descriptions[i].id.match(reg)) {
			if(id != descriptions[i].id) {
				descriptions[i].style.display = 'none';
			}
		}
	}
}

function open_popup(page, nom) {
	window.open(
		page,
		nom,
		"width=700, height=300, location=no, status=no, toolbar=no, scrollbars=yes, left=" + ((screen.width - 460)/2) + ", top=" + ((screen.height - 150)/2)
	);
}

function selection_masse(filtre) {
	var box = document.getElementsByTagName('input');
	for(var i=0 ; i < box.length ; ++i) {
		if(box[i].type == 'checkbox') {
			var reg = new RegExp(filtre, 'g');

			if(box[i].className.match(reg))
				box[i].checked = 'checked';
			else
				box[i].checked = '';
		}
	}
}

function format_newsletter() {
	document.getElementById('expediteur').selected = 'selected';
	document.getElementById('sujet').value = document.getElementById('newsletter_sujet').value;
	document.getElementById('message').value = document.getElementById('newsletter').value;
	document.getElementById('format_newsletter').checked = 'checked';
	selection_masse('news');
}

function patientez(id) {
	if(document.getElementById && !window.getComputedStyle) {
		document.getElementById(id).style.position = 'absolute';
		window.onscroll = function() {
			var haut = (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;
			document.getElementById(id).style.top = parseInt(haut) + 'px';
		}
	}

	document.getElementById(id).style.display = 'block';
}

function apercu_galerie(url, id) {
	if(window.XMLHttpRequest) // Firefox
		objetAppel = new XMLHttpRequest();
	else if(window.ActiveXObject) // Internet Explorer
		objetAppel = new ActiveXObject('Microsoft.XMLHTTP');
	else { // XMLHttpRequest non supporté par le navigateur
		alert('Votre navigateur ne supporte pas les objets XMLHttpRequest.');
		return;
	}

	objetAppel.open('GET', 'evenements.php?'+url, true);
	objetAppel.onreadystatechange = function() {
		if(objetAppel.readyState < 4)
			patientez('patientez');

		if(objetAppel.readyState == 4) {
			var liens = document.getElementById('menu_galeries').getElementsByTagName('a');
			for(var i = 0; i < liens.length; ++i) {
				if(liens[i].id == id)
					liens[i].style.color = '#000';
				else
					liens[i].style.color = '#787878';
			}

			document.getElementById('navigation').innerHTML = objetAppel.responseText;
			document.getElementById('patientez').style.display = 'none';
		}
	}

	objetAppel.send(null);
}

function petitformulaire(element, mode) {
	if(!isNaN(mode)) {
		if(element.value == mode)
			element.value = '';
	}

	else if(element.value == '' || isNaN(element.value) || element.value < 1)
		element.value = mode.replace('blur', '');

	else if(mode.substr(0, 4) != 'blur') {
		patientez('patientez');
		document.getElementById(mode).submit();
	}
}

function panorama(apercu, swf) {
	var divs = apercu.parentNode.parentNode.getElementsByTagName('div');
	
	for(var i=0; i < divs.length; ++i) {
		if(divs[i].className == 'panorama') {
			divs[i].style.display = 'none';
			divs[i].parentNode.childNodes[1].style.display = 'inline';
		}
	}

	if(apercu.parentNode.childNodes.length >= 1) {
		var divPano = document.createElement('div');
		divPano.className = 'panorama';
		divPano.innerHTML = embedFlash(swf,'350','225','allowFullScreen','true');
		
		apercu.style.display = 'none';
		apercu.parentNode.insertBefore(divPano, apercu);
	} else {
		apercu.style.display = 'none';
		apercu.parentNode.firstChild.style.display = 'block';
	}
}

// Auteur : Thomas Rauscher (gardengnomesoftware.com)
function embedFlash(sFile,sWidth,sHeight) {
	if(!DetectFlashVer(9,0,0))
		return '<a href="http://www.adobe.com/go/getflash/">Flash 9 (ou supérieur)</a> est requis pour visionner ce panorama.';
	else {
		retour = '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"';
		retour += '  codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0"';
		retour += '  width="' + sWidth + '" height="' + sHeight + '" >';
		retour += '  <param name="movie" value="' + sFile + '">';

		for(i=3;i<arguments.length;i+=2) {
			retour += '  <param name="' + arguments[i] + '" value="' + arguments[i+1] + '">';
		}

		retour += '<embed width="' + sWidth + '" height="' + sHeight + '"';
		retour += '	pluginspage="http://www.macromedia.com/go/getflashplayer"';
		retour += '	type="application/x-shockwave-flash"';
		retour += '	src="' + sFile + '"';

		for(i=3;i<arguments.length;i+=2) {
			retour += '  ' + arguments[i] + '="' + arguments[i+1] + '"';
		}

		retour += '	/>';
		retour += '</object>';
	
		return retour;
	}
}

// Flash Player Version Detection - Rev 1.5
// Detect Client Browser type
// Copyright(c) 2005-2006 Adobe Macromedia Software, LLC. All rights reserved.
var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

function ControlVersion()
{
	var version;
	var axo;
	var e;

	// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry

	try {
		// version will be set for 7.X or greater players
		axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		version = axo.GetVariable("$version");
	} catch (e) {
	}

	if (!version)
	{
		try {
			// version will be set for 6.X players only
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			
			// installed player is some revision of 6.0
			// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
			// so we have to be careful. 
			
			// default to the first public version
			version = "WIN 6,0,21,0";

			// throws if AllowScripAccess does not exist (introduced in 6.0r47)		
			axo.AllowScriptAccess = "always";

			// safe to call for 6.0r47 or greater
			version = axo.GetVariable("$version");

		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 4.X or 5.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 3.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = "WIN 3,0,18,0";
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 2.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			version = "WIN 2,0,0,11";
		} catch (e) {
			version = -1;
		}
	}
	
	return version;
}

// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer(){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	var flashVer = -1;
	
	if (navigator.plugins != null && navigator.plugins.length > 0) {
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
			var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;			
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			if ( descArray[3] != "" ) {
				tempArrayMinor = descArray[3].split("r");
			} else {
				tempArrayMinor = descArray[4].split("r");
			}
			var versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
			var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
		}
	}
	// MSN/WebTV 2.6 supports Flash 4
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
	// WebTV 2.5 supports Flash 3
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
	// older WebTV supports Flash 2
	else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
	else if ( isIE && isWin && !isOpera ) {
		flashVer = ControlVersion();
	}	
	return flashVer;
}

// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	versionStr = GetSwfVer();
	if (versionStr == -1 ) {
		return false;
	} else if (versionStr != 0) {
		if(isIE && isWin && !isOpera) {
			// Given "WIN 2,0,0,11"
			tempArray         = versionStr.split(" "); 	// ["WIN", "2,0,0,11"]
			tempString        = tempArray[1];			// "2,0,0,11"
			versionArray      = tempString.split(",");	// ['2', '0', '0', '11']
		} else {
			versionArray      = versionStr.split(".");
		}
		var versionMajor      = versionArray[0];
		var versionMinor      = versionArray[1];
		var versionRevision   = versionArray[2];

        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if (versionMajor > parseFloat(reqMajorVer)) {
			return true;
		} else if (versionMajor == parseFloat(reqMajorVer)) {
			if (versionMinor > parseFloat(reqMinorVer))
				return true;
			else if (versionMinor == parseFloat(reqMinorVer)) {
				if (versionRevision >= parseFloat(reqRevision))
					return true;
			}
		}
		return false;
	}
}