/*
	Multifaceted Lightbox
	by Greg Neustaetter - http://www.gregphoto.net
	
	INSPIRED BY (AND CODE TAKEN FROM)
	==================================
	The Lightbox Effect without Lightbox
	PJ Hyett
	http://pjhyett.com/articles/2006/02/09/the-lightbox-effect-without-lightbox
	

	Lightbox JS: Fullsize Image Overlays 
	by Lokesh Dhakar - http://www.huddletogether.com

	For more information on this script, visit:
	http://huddletogether.com/projects/lightbox/

	Licensend under:
	Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
	(basically, do anything you want, just leave my name and link)
	
*/
//onerror=handleErr;

// Hide the selectbox for IE6 fix - AJOUT PBRI POUR IE 6
var rv = -1;
function getInternetExplorerVersion()	{
  //var rv = -1;
  if (navigator.appName == 'Microsoft Internet Explorer')
  {
	var ua = navigator.userAgent;
	var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
	if (re.exec(ua) != null)
	  rv = parseFloat( RegExp.$1 );
  }
  return rv;
}
function removeSelect() {
	var selectBox = document.getElementsByTagName('select');
	var selectObj = selectBox.item(0);
	var isIE=/*@cc_on!@*/false;//IE detector
		if(isIE){ // IE
			getInternetExplorerVersion();
			if(rv == 6 && selectBox) {
		    for ( i=0 ; i<selectBox.length ; i++ )
		    {
				if ( selectBox.item(i).name != 'cityselect') {
					selectBox.item(i).style.display="none";
				}
		   }
	
				  	/* selectObj.style.display="none"; */
			  }
	}
}
function showSelect() {
	var selectBox = document.getElementsByTagName('select');
	var selectObj = selectBox.item(0);
	var isIE=/*@cc_on!@*/false;//IE detector
		if(isIE){ // IE
			getInternetExplorerVersion();
			if(rv == 6 && selectBox) {
		    for ( i=0 ; i<selectBox.length ; i++ )
		    {
				selectBox.item(i).style.display="block";
		   }			
				  	/* selectObj.style.display="block"; */
			  }
	}
}


var txt="";

function handleErr(msg,url,l)
{
txt="There was an error on this page.\n\n";
txt+="Error: " + msg + "\n";
txt+="URL: " + url + "\n";
txt+="Line: " + l + "\n\n";
txt+="Click OK to continue.\n\n";
alert(txt);
return false;
}

var Lightbox = {
	lightboxType : null,
	lightboxCurrentContentID : null,
	
	showBoxString : function(content, boxWidth, boxHeight){
		this.setLightboxDimensions(boxWidth, boxHeight);
		this.lightboxType = 'string';
		var contents = $('boxContents');
		contents.innerHTML = content;
		this.showBox();
		return false;
	},


	showBoxImage : function(href) {
		this.lightboxType = 'image';
		var contents = $('boxContents');
		var objImage = document.createElement("img");
		objImage.setAttribute('id','lightboxImage');
		contents.appendChild(objImage);
		imgPreload = new Image();
		imgPreload.onload=function(){
			objImage.src = href;
			Lightbox.showBox();
		}
		imgPreload.src = href;
		return false;
	},

	showBoxByID : function(id, boxWidth, boxHeight) {
		this.lightboxType = 'id';
		this.lightboxCurrentContentID = id;
		this.setLightboxDimensions(boxWidth, boxHeight);
		var element = $(id);
		var contents = $('boxContents');
		contents.appendChild(element);
		Element.show(id);
		this.showBox();
		return false;
	},

	showBoxByAJAX : function(href, boxWidth, boxHeight) {
		this.lightboxType = 'ajax';
		this.setLightboxDimensions(boxWidth, boxHeight);
		var contents = $('boxContents');
		var myAjax = new Ajax.Updater(contents, href, {method: 'get'});
		this.showBox();
		return false;
	},
	
	setLightboxDimensions : function(width, height) {
		var windowSize = this.getPageDimensions();
		if(width) {
			if(width < windowSize[0]) {
				$('box').style.width = width + 'px';
			} else {
				$('box').style.width = (windowSize[0] - 50) + 'px';
			}
		}
		if(height) {
			if(height < windowSize[1]) {
				$('box').style.height = height + 'px';
			} else {
				$('box').style.height = (windowSize[1] - 50) + 'px';
			}
		}
	},


	showBox : function() {
		removeSelect(); /* AJOUT PBRI POUR IE 6 */
	
		Element.show('overlay');
		this.center('box');
		return false;
	},
	
	
	hideBox : function(){
		showSelect(); /* AJOUT PBRI POUR IE 6 */
		var contents = $('boxContents');
		if(this.lightboxType == 'id') {
			var body = document.getElementsByTagName("body").item(0);
			Element.hide(this.lightboxCurrentContentID);
			body.appendChild($(this.lightboxCurrentContentID));
		}
		contents.innerHTML = '';
		$('box').style.width = null;
		$('box').style.height = null;
		Element.hide('box');
		Element.hide('overlay');
		return false;
	},
	
	// taken from lightbox js, modified argument return order
	getPageDimensions : function(){
		var xScroll, yScroll;
	
		if (window.innerHeight && window.scrollMaxY) {	
			xScroll = document.body.scrollWidth;
			yScroll = window.innerHeight + window.scrollMaxY;
		} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
			xScroll = document.body.scrollWidth;
			yScroll = document.body.scrollHeight;
		} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
			xScroll = document.body.offsetWidth;
			yScroll = document.body.offsetHeight;
		}
		
		var windowWidth, windowHeight;
		if (self.innerHeight) {	// all except Explorer
			windowWidth = self.innerWidth;
			windowHeight = self.innerHeight;
		} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
			windowWidth = document.documentElement.clientWidth;
			windowHeight = document.documentElement.clientHeight;
		} else if (document.body) { // other Explorers
			windowWidth = document.body.clientWidth;
			windowHeight = document.body.clientHeight;
		}	
		
		// for small pages with total height less then height of the viewport
		if(yScroll < windowHeight){
			pageHeight = windowHeight;
		} else { 
			pageHeight = yScroll;
		}
	
		// for small pages with total width less then width of the viewport
		if(xScroll < windowWidth){	
			pageWidth = windowWidth;
		} else {
			pageWidth = xScroll;
		}
		arrayPageSize = new Array(windowWidth,windowHeight,pageWidth,pageHeight) 
		return arrayPageSize;
	},
	
	center : function(element){
		try{
			element = document.getElementById(element);
		}catch(e){
			return;
		}
		var windowSize = this.getPageDimensions();
		var window_width  = windowSize[0];
		var window_height = windowSize[1];
// PBRI

		$('overlay').style.height = windowSize[0] + 'px';	


	
		
		element.style.position = 'absolute';
		element.style.zIndex   = 99;
	
		var scrollY = 0;
	
		if ( document.documentElement && document.documentElement.scrollTop ){
			scrollY = document.documentElement.scrollTop;
		}else if ( document.body && document.body.scrollTop ){
			scrollY = document.body.scrollTop;
		}else if ( window.pageYOffset ){
			scrollY = window.pageYOffset;
		}else if ( window.scrollY ){
			scrollY = window.scrollY;
		}
	
		var elementDimensions = Element.getDimensions(element);
		var setX = ( window_width  - elementDimensions.width  ) / 2;
		var setY = ( window_height - elementDimensions.height ) / 2 + scrollY;
	
		setX = ( setX < 0 ) ? 0 : setX;
		setY = (( setY < 0 ) ? 0 : setY) ;
	
		element.style.left = setX + "px";
		element.style.top  = setY + "px";
		Element.show(element);
	},
	
	init : function(xclose) {				  
		var lightboxtext = '<div id="overlay" style="display:none;"></div>';
		lightboxtext += '<div id="box" style="display:none;z-index:100000;" >';
		if (xclose == 'close'){
			lightboxtext += '<img id="close" src="include/close.gif" onClick="Lightbox.hideBox()" alt="Fermer" Fermer="Fermer" />';
		}
		if (xclose == 'etape'){
			lightboxtext += '<img id="close" src="include/close.gif" onClick="Lightbox.hideBox()" alt="Fermer" Fermer="Fermer" />';
		}		
		if (xclose == 'imprimer'){
			lightboxtext += '<a  href="page_form1Entretien.php"> [Retour sur la page Impression du formulaire de 1er entretien] </a> <a href="javascript:window.print()" id="close"> [Imprimer la page]</a> ';
		}
		lightboxtext += '<div style="overflow:auto;" id="boxContents"></div>';
		
		lightboxtext += '</div>';

		if (xclose != 'etape'){
			var body = document.getElementsByTagName("body").item(0);		
			new Insertion.Bottom(body, lightboxtext);		
		}




	}
}