/**
 @author : L.drin (via a work of Chris Campbell)
 @website: http://www.myrtille.com
 @date: 2/1/2006
 @version: 1.1
 Inspired by the lightbox implementation (http://www.huddletogether.com/projects/lightbox/)
*/

/*-------------------------------GLOBAL VARIABLES------------------------------------*/

var detect = navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring;

/*-----------------------------------------------------------------------------------------------*/

//Browser detect script origionally created by Peter Paul Koch at http://www.quirksmode.org/

function getBrowserInfo() {
	if (checkIt('konqueror')) {
		browser = "Konqueror";
		OS = "Linux";
	}
	else if (checkIt('safari')) browser 	= "Safari"
	else if (checkIt('omniweb')) browser 	= "OmniWeb"
	else if (checkIt('opera')) browser 		= "Opera"
	else if (checkIt('webtv')) browser 		= "WebTV";
	else if (checkIt('icab')) browser 		= "iCab"
	else if (checkIt('msie')) browser 		= "Internet Explorer"
	else if (!checkIt('compatible')) {
		browser = "Netscape Navigator"
		version = detect.charAt(8);
	}
	else browser = "An unknown browser";

	if (!version) version = detect.charAt(place + thestring.length);

	if (!OS) {
		if (checkIt('linux')) OS 		= "Linux";
		else if (checkIt('x11')) OS 	= "Unix";
		else if (checkIt('mac')) OS 	= "Mac"
		else if (checkIt('win')) OS 	= "Windows"
		else OS 								= "an unknown operating system";
	}
	if (browser != 'Netscape Navigator') {
		$('body').addClassName('fixed'); 
	}
}

function checkIt(string) {
	place = detect.indexOf(string) + 1;
	thestring = string;
	return place;
}

/*-----------------------------------------------------------------------------------------------*/

Event.observe(window, 'load', initialize, false);
Event.observe(window, 'load', getBrowserInfo, false);
Event.observe(window, 'unload', Event.unloadCache, false);

var objtmp;
var widthbox = '';
var heightbox = '';
var zh = '';
var th = '';
var lightbox = Class.create();

lightbox.prototype = {

	yPos : 0,
	xPos : 0,
  stop : false,
  widthbox : 500,
  heightbox : 250,
	initialize: function(ctrl) {
			init_lb[ctrl.getAttribute('id')] = true;
			this.content = ctrl.href;
			if(ctrl.getAttribute('onclose')) {
	      this.onclose = ctrl.getAttribute('onclose');
			} else {
	      this.onclose = null;
	    }
			//init_myrtille_lb_fix[this.getAttribute('id')] = null;
	    //this.widthbox	= '';
	    //this.heightbox = '';
	    objtmp = this;
	    //lightbox
			Event.observe(ctrl, 'click', this.activate.bindAsEventListener(this), false);
			ctrl.onclick = function(){return false;};
	},
	
	// Turn everything on - mainly the IE fixes
	activate: function(){
		if (browser == 'Internet Explorer'){
			this.getScroll();
			this.prepareIE('100%', 'hidden');
			this.setScroll(0,0);
			this.hideSelects('hidden');
		}
		this.displayLightbox("block");
	},
	
	// Ie requires height to 100% and overflow hidden or else you can scroll down past the lightbox
	prepareIE: function(height, overflow){
		/*bod = document.getElementsByTagName('body')[0];
		bod.style.height = height;
		bod.style.overflow = overflow;
  
		htm = document.getElementsByTagName('html')[0];
		htm.style.height = height;
		htm.style.overflow = overflow; */
	},
	
	// In IE, select elements hover on top of the lightbox
	hideSelects: function(visibility){
		selects = document.getElementsByTagName('select');
		for(i = 0; i < selects.length; i++) {
			selects[i].style.visibility = visibility;
		}
	},
	
	// Taken from lightbox implementation found at http://www.huddletogether.com/projects/lightbox/
	getScroll: function(){
		if (self.pageYOffset) {
			this.yPos = self.pageYOffset;
		} else if (document.documentElement && document.documentElement.scrollTop){
			this.yPos = document.documentElement.scrollTop; 
		} else if (document.body) {
			this.yPos = document.body.scrollTop;
		}
	},
	
	setScroll: function(x, y){
		window.scrollTo(x, y); 
	},
	
	displayLightbox: function(display) {
	 if(display != 'none') {
	  $('lightbox').update(loadbox);
		if (browser != 'Internet Explorer'){
  	 	fla = document.getElementsByTagName('object');
  	 	for(fl = 0; fl < fla.length; fl++) {
  			fla[fl].hide();  
  		}
  	 	fla = document.getElementsByClassName('object');
  	 	for(fl = 0; fl < fla.length; fl++) {
  			fla[fl].hide();  
  		}
  	} else {
  	 	fla = document.getElementsByTagName('object');
  	 	for(fl = 0; fl < fla.length; fl++) {
  			fla[fl].style.visibility = 'hidden';  
  		}
    }
    //$('overlay').appear(); 
    /*
    new Effect.Opacity('lightbox', { 
                       duration: 0.5,  
                       fps: 100,
                       from: 0.0, 
                       to: 1.0,
                       beforeStart: function () {
                        //
                       }
    });    */
    new Effect.Appear('lightbox', {duration: .5, fps: 60});
    loadajax = false;
    urlquery = this.content.split("?");
    rnurlterms = urlquery[1].split("&");
    rnurlterms.each(function(pair) {
      if(pair.indexOf('width=',0) != -1) {
        widthbox = pair.substring(6,pair.length);
      } else if(pair.indexOf('height=',0) != -1) {        
        heightbox = pair.substring(7,pair.length);
      }
    });
    if(heightbox == null)
      heightbox = 2;
    var ht = 0;
    if(heightbox / 2 >= 400) {
      ht = 400;
    } else {
      ht = heightbox / 2;
    }
    zh = widthbox / 2;
    if(window.pageYOffset) {
      $('lightbox').style.top = (window.pageYOffset + 500 - ht) + 'px';
    } else {
      $('lightbox').style.top =  (500 - ht) + 'px';
    }
    $('lightbox').style.width = widthbox + 'px';
    $('lightbox').style.marginLeft = - (widthbox / 2) + 'px';
    this.loadInfo();
   } else {
    new Effect.Opacity('lightbox', { 
      duration: 0.5, 
      from: 1.0, 
      to: 0.0,
      afterFinish: function () {
        $('lightbox').hide();
      }
    });
		if (browser != 'Internet Explorer') {
  	 	fla = document.getElementsByTagName('object');
  	 	for(fl = 0; fl < fla.length; fl++) {
  			fla[fl].show(); 
  		}
  	 	fla = document.getElementsByClassName('object');
  	 	for(fl = 0; fl < fla.length; fl++) {
  			fla[fl].show(); 
		  }	
     } else {
  	 	fla = document.getElementsByTagName('object');
  	 	for(fl = 0; fl < fla.length; fl++) {
  			fla[fl].style.visibility = 'visible';  
  		}
     }
   }   
	},
	
	// Begin Ajax request based off of the href of the clicked linked
	loadInfo: function() {
		var myAjax = new Ajax.Request(
        this.content + '&isajax=true',
        {method: 'post', parameters: "", onComplete: this.processInfo.bindAsEventListener(this)}
		);
	},
	
	// Display Ajax response
	processInfo: function(response) {
		$('absolimmo-box-margin').update(response.responseText);
		$('lightbox').className = "done";
		this.actions();			
	},
	
	// Search through new links within the lightbox, and attach click event
	actions: function(){
		lbActions = document.getElementsByClassName('lightbox-close');
		for(i = 0; i < lbActions.length; i++) {
			Event.observe(lbActions[i], 'click', this[lbActions[i].rel].bindAsEventListener(this), false);
			lbActions[i].onclick = function() {
        return false;
      };
		}
		absolimmo_elem($('absolimmo-box-margin'));
    lbAuto = $('autoclose');
		if(lbAuto) {
      this.timer(3000);
    }   
	},
	
	// Example of creating your own functionality once lightbox is initiated
	insert: function(e){
	   link = Event.element(e).parentNode;
	   //Element.remove($('lbContent'));
	 
	   var myAjax = new Ajax.Request(
			  link.href,
			  {method: 'post', parameters: "", onComplete: this.processInfo.bindAsEventListener(this)}
	   );
	 
	},
	
	// Example of creating your own functionality once lightbox is initiated
	deactivate: function() {      
    //$('lbContent').remove();
		
		if (browser == "Internet Explorer"){
			this.setScroll(0,this.yPos);
			this.prepareIE("auto", "auto");
			this.hideSelects("visible");
		}
		
		this.displayLightbox("none"); 
    if(this.onclose) {
        eval(this.onclose);
      }
	},
	
	autodeactivate: function(){
    this.deactivate();
  },

  timer : function(time,eval) {
    if(!this.stop) {
      this.stop = true;      
      setTimeout('go()',time);
    } else {
      this.stop = false;
      this.autodeactivate();
    }
  }
}

function go() {
  objtmp.timer();
}
/*-----------------------------------------------------------------------------------------------*/

// Onload, make all links that need to trigger a lightbox active
function initialize(){
	addLightboxMarkup();
	lbox = document.getElementsByClassName('lightbox');
	for(i = 0; i < lbox.length; i++) {
		//if(!isset(init_myrtille_lb[lbox[i].getAttribute('id')])) {
		  valid = new lightbox(lbox[i]);
		//}
	}
}

var init_lb = new Array();
function lb(o) {
	if(!isset(init_lb[o.getAttribute('id')])) {
		new lightbox(o);
	}
	init_lb[o.getAttribute('id')] = true;
}

var load_message = '';
// Add in markup necessary to make this work. Basically two divs:
// Overlay holds the shadow
// Lightbox is the centered square that the content is put into.
function addLightboxMarkup() {
	bg = '<div id="overlay" style="display: none;"></div>';
	box = '<div id="border-lightbox"><div id="lightbox" class="loading" style="display: none;"></div></div>';
	load_message = '<div id="lightbox-load-messsage">' +
						  '<p>chargement</p>' +
						  '<p><img src="http://static.absolimmo.com/img/ajax-loader.gif" /></p>' +
						  '</div>';
	//loader = '<div id="loader"><h3>Chargement ...</h3><img src="http://static.myrtille.com/img/ajax-loader.gif" alt="Chargement"/></div>';
  $('container').insert(bg, 'after');
  $('container').insert(box, 'after');
  
  loadbox = '<div id="absolimmo-box">'
          + '<div id="absolimmo-box-header">'
          + '<div style="margin: 0 17px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 14px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 11px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 10px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 8px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 7px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 6px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 5px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 4px; height:2px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 2px; height:3px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div style="margin: 0 1px; height:3px;" class="absolimmo-box-border">&nbsp;</div>'
    + '<div class="absolimmo-box-border">&nbsp;</div>'
  + '<h1><a href="javascript:void(0);" class="lbAction" rel="deactivate">x</a></h1>'
  + '</div>'
  + '<div id="absolimmo-box-block">'
  + '<div id="absolimmo-box-margin">'
  + '<p style="margin: 1em; text-align: center;"><img src="http://static.absolimmo.com/img/v2/pg/ajax-loader.gif" title="chargement..." title="chargement..." /> Chargement</p>'
  + '</div>'
  + '</div>'
  + '<div id="absolimmo-box-footer">'
  + '<div style="margin: 0 1px;  height:3px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 2px;  height:3px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 4px;  height:2px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 5px;  height:1px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 6px;  height:1px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 7px;  height:1px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 8px;  height:1px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 10px; height:1px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 11px; height:1px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 14px; height:1px;" class="absolimmo-box-border">&nbsp;</div>'
  + '<div style="margin: 0 17px; height:1px;" class="absolimmo-box-border">&nbsp;</div>'
  + '</div>'
  + '</div>';
  //new Insertion.After('container',loader);
}
