/**
 * handles click on "from and to" button
 * @return
 */
function fromAndToClicked(){
	
	 // cals
	 $('rightDateFieldOn').style.display="block";
	 $('rightDateFieldOff').style.display="none";

	 // btns
	 $('onlyfroma').removeClassName('active')
	 $('fromandtoa').addClassName('active');
	
	 // variable
	 $('returntrip').value = "1";
}

/**
 * handles click on "from" button
 * @return
 */
function onlyfromClicked(){
	
	 // cals
	 $('rightDateFieldOn').style.display="none";
	 $('rightDateFieldOff').style.display="block";
	 
	 // btns
	 $('onlyfroma').addClassName('active')
	 $('fromandtoa').removeClassName('active');
	 
	 // variable
	 $('returntrip').value = "0";

}
 
 
 /**
  * hiding  tags on classname - real smooth action ;)
  */
function disableClass(clazz){
	$$('.' + clazz).each(function (el) {
	if($(el).style.display!="none"){$(el).style.display="none";}
	 
	/*
	    return $(el).observe('click', function() {
	        	        
	    });
	    */
	});
}
 
/**
 * showing tags on classname - real smooth action ;)
 */
function enableClass(clazz){
	$$('.' + clazz).each(function (el) {
	if($(el).style.display=="none"){$(el).style.display="inline-block";}
	 
	/*
	    return $(el).observe('click', function() {
	        	        
	    });
	    */
	});
}

 
	 
/*	
function getUrl(enkelresa, userid, feed){

 
		var from = escape(unescape(document.getElementById('fromfield').value));
 		var to = escape(unescape(document.getElementById('tofield').value));
 
		var returntrip;
		if (from == ""){
			alert("Fyll i avreseort");
			return;
		}

		if (to == ""){
			alert("Fyll i destinationsort");
			return;
		}
		
 
 		var adults = document.getElementById('adults').value;
 		var teens = 0;
 		var children = document.getElementById('children').value;
 		var infants = document.getElementById('infants').value;
		
		var deptDate_day = addZero(document.getElementById('arrDate_day').value);
		var deptDate_month = addZero(document.getElementById('arrDate_month').value);
		var deptDate_year = addZero(document.getElementById('arrDate_year').value);
		var arrDate_day = addZero(document.getElementById('deptDate_day').value);
		var arrDate_month = addZero(document.getElementById('deptDate_month').value);
		var arrDate_year = addZero( document.getElementById('deptDate_year').value);
		var url;
		
		var compdatedept = deptDate_year + deptDate_month + deptDate_day;
		var compdatearr = arrDate_year + arrDate_month + arrDate_day;
		
		
		if (enkelresa == "0"){
		
			url = "returntrip=1&homecity=" + from + "&destcity="+ to +"&homeleaveday=" + deptDate_day + "&homeleavemonth=" + deptDate_year + "-" + deptDate_month + "&destleaveday=" + arrDate_day + "&destleavemonth=" + arrDate_year + "-" + arrDate_month + "&adults=" + adults + "&infants=" + infants + "&children=" + children + "&teens=" + teens + "&view=air&version=03&userid=" + userid + "&feed=" + feed;
		
			//kontrollera datum
				if(compdatedept > compdatearr){
					alert ("Departuredate has to be after returndate..");
					return;
				}

		
		}else{
			url = "returntrip=0&homecity=" + from + "&destcity="+ to +"&homeleaveday=" + deptDate_day + "&homeleavemonth=" + deptDate_year + "-" + deptDate_month + "&adults=" + adults + "&infants=" + infants + "&children=" + children + "&teens=" + teens + "&view=air&version=03&userid=" + userid + "&feed=" + feed;
		

		}
		
url = "returntrip=0&homecity=" + from + "&destcity="+ to +"&homeleaveday=" + deptDate_day + "&homeleavemonth=" + deptDate_year + "-" + deptDate_month + "&destleaveday=" + deptDate_day + "&destleavemonth=" + deptDate_year + "-" + deptDate_month + "&adults=" + adults + "&infants=" + infants + "&children=" + children + "&teens=" + teens + "&view=air&version=03&userid=" + userid + "&feed=" + feed;
url = "returntrip=1&homecity=" + from + "&destcity="+ to +"&homeleaveday=" + deptDate_day + "&homeleavemonth=" + deptDate_year + "-" + deptDate_month + "&destleaveday=" + arrDate_day + "&destleavemonth=" + arrDate_year + "-" + arrDate_month + "&adults=" + adults + "&infants=" + infants + "&children=" + children + "&teens=" + teens + "&view=air&version=03&userid=" + userid + "&feed=" + feed;
	
		
		  
        var httpRequest = createXMLHttpRequestObject();


	    toggleDisplay("anim");

        httpRequest.open('GET', '/fetchresult.php?' + url, true);
        httpRequest.send(null);
        httpRequest.onreadystatechange = function() { alertContents(httpRequest); };
 
		

	}	

 */
 

 
/**
 * 1. retrieves the variables from searchform 
 * 2. ajax to retrieve result via fetchresult
 * 3. redirects to showresult
 * @return
 */
function getUrlNew(){
	
	
	
	// retrieve fieldvalues
	var fromField = $('fromfield').value;
	var toField = $('tofield').value;
	var adults = $('adults').value;
 	var teens = "null";
	var children = $('children').value;
	var infants = $('infants').value;
	var deptDate_day = addZero($('arrDate_day').value) ;
	var deptDate_month = addZero($('arrDate_month').value);
	var deptDate_year = addZero($('arrDate_year').value);
	var arrDate_day = addZero($('deptDate_day').value);
	var arrDate_month = addZero($('deptDate_month').value);
	var arrDate_year = addZero($('deptDate_year').value);
	var returntrip = $('returntrip').value;

 // ***** ERROR HANDLING  ****** //
	
	// check field values and build error message
	var errMess = "";
	if(fromField==""){errMess+= "<b>Issue</b> : No departure location choosen! <br>";}
	if(toField==""){errMess+= "<b>Issue</b> : No destination location choosen! <br>";}
	if(deptDate_day==""){errMess+= "<b>Issue</b> : No departure date choosen! <br>";}
	if( (fromField==toField) && ((fromField!="") ) ){errMess+= "<b>Issue</b> : Same from as to location?! <br>";}
	
	// only check these values if it is t&r journey
	if(returntrip==1){
		// no date choosen
		if(arrDate_day==""){errMess+= "<b>Issue</b> : No arrival date choosen! <br>";}
		
		// date range flaud
		var compdatedept = deptDate_year + deptDate_month + deptDate_day;
		var compdatearr = arrDate_year + arrDate_month + arrDate_day;
		if(compdatedept > compdatearr){
			errMess+= "<b>Issue</b> : Return date has to be after departure date!<br>" ;
		}
	}
	 
	if(adults==0 && children==0 && infants==0 ){
		errMess+= "<b>Issue</b> : No passengers choosen!<br>" ;
	}
 
 // ***** END OF ERROR HANDLING  ****** //
 
	
	
	if(errMess!=""){ 
		
		niceAlert("Alert!", errMess);
	
	}else{ // ok redirect..
		  
		if(returntrip==1){ // returntrip or not 
			
			var url = "returntrip=" + returntrip + "&homecity=" + fromField + "&destcity="+ toField +"&homeleaveday=" + deptDate_day + "&homeleavemonth=" + deptDate_year + "-" + deptDate_month + "&destleaveday=" + arrDate_day + "&destleavemonth=" + arrDate_year + "-" + arrDate_month + "&adults=" + adults + "&infants=" + infants + "&children=" + children  + "&feed=UK";

		}else{ // single journey
			
			var url = "returntrip=" + returntrip + "&homecity=" + fromField + "&destcity="+ toField +"&homeleaveday=" + deptDate_day + "&homeleavemonth=" + deptDate_year + "-" + deptDate_month + "&destleaveday=" + "&adults=" + adults + "&infants=" + infants + "&children=" + children  + "&feed=UK";

		}
	
		showProgressbar();


		new Ajax.Request('/fetchresult.php?' + url,	  {
			 method: 'get', 
	    onSuccess: function(transport){
			 
	      var response = transport.responseText || redirect();
	      
	      switch (response){
	      
 
	      case "E1":
	      	 	 
	    	  	hideProgressbar();
	      		niceAlert('Alert!' ,returnErrText("E1") );	      		
	      		
	      break;
	       case "E2":
	      		 
	    	  	hideProgressbar();
	      		niceAlert('Alert!' ,returnErrText("E2") );
	      break;
	      case "E3":
	    	  	hideProgressbar();
	      		niceAlert('Alert!' ,returnErrText("E3") );
	      		 
	      break;
	      case "E5":
	    	  	hideProgressbar();
	      		niceAlert('Alert!' ,returnErrText("E5"));
	      break;
	      default:
	    	  redirectToShowresult(response);
	      }
 
	    },
	    onFailure: function(){ 
	    	
	    	hideProgressbar();
	    	niceAlert('Something went wrong... please try again');
	    	
	    }
	  });
 
		  
		
	} // end if all fields filled in
	
		
	
	//niceAlert("headline", "message");
}


/**
 * 
 * @param URL
 * @return
 */
function popUp(URL) {
	day = new Date();
	id = day.getTime();
	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=380,height=250');");
	}
  
 
 
 
 

/**
 * redirects to showresult with resopnse in url
 * @param response
 * @return
 */
function redirectToShowresult(response){
	 
	// Effect.SlideUp('progressBar', { duration: 0.5 });
	//$('progressBar').style.display="none";
	//hideProgressbar();
	setTimeout(function(){redirect(response); response = null}, 200);  
}


/**
 * redirects to url
 * @param url
 * @return
 */
function redirect(url){
	 if(url==""){history.go(-1);}
	window.location = "showresult.php?id=" + url;
}

  
 /**
  * hides progressbar
  * @return
  */
function hideProgressbar(){
	
	$("progressBar").style.display="none"; // shows searchflash
	$('blurredbg').style.display="none";
	
}

 /**
  * returns random int
  * @return
  */
 function get_random(max)
 {
     var ranNum= Math.floor(Math.random()*max);
     return ranNum;
 }

 
/**
 * closes the alertwindow
 * @return
 */
function closeNiceAlertWin(){
	Effect.Fade('alertdiv', { duration: 0.2 });
}

 

 
 
/**
 * shows the alertwindow
 * @param headline
 * @param message
 * @return
 */
function niceAlert(headline, message){
	
	$('alerthead').innerHTML = '<img style="float:left;clear:none;position:relative;left:9px;top:9px;" src="http://static.flight24.com/images/popup-icon.png" /><div id="closebtn"></div><h4>' + headline + '</h4>';
	$('alertcontent').innerHTML = '<p>' + message + '</p>';
	
	middle("alertdiv");
	Effect.Appear('alertdiv', { duration: 0.2 });
	new Draggable('alertdiv', {   });


	
 	// get enviroment params
 
  
	Event.observe('closebtn', 'click', function(event) { closeNiceAlertWin(); });
	
 
	
	}


function airbaltic(){

document.write('<object style="width:468px;height:60px;" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" height="60" width="468">');
    document.write('<param name="movie" value="/banners/zv_airb_468x60_fly.swf?clickTag=http://www.airbaltic.com/public/index.html?nt_cmpg=27&nt_cid=27.108" />');
    document.write('<param name="quality" value="best" />');
    document.write('<param name="play" value="true" />');
    document.write('<embed  style="width:468px;height:60px;" height="60" pluginspage="http://www.macromedia.com/go/getflashplayer" src="/banners/zv_airb_468x60_fly.swf?clickTag=http://www.airbaltic.com/public/index.html?nt_cmpg=27&nt_cid=27.108" type="application/x-shockwave-flash" width="468" quality="best" play="true"></embed> ');
    document.write('</object>');
}


 
 
  // creates an XMLHttpRequest instance
function createXMLHttpRequestObject() {
    // xmlHttp will store the reference to the XMLHttpRequest object
    var xmlHttp;
    // try to instantiate the native XMLHttpRequest object
    try {
        // create an XMLHttpRequest object
        xmlHttp = new XMLHttpRequest();
    }
    catch(e) {
        // assume IE6 or older
        try {
          xmlHttp = new ActiveXObject("Microsoft.XMLHttp");
        }
        catch(e) { }
    }
    // return the created object or display an error message
    if (!xmlHttp)
        alert("Error creating the XMLHttpRequest object.");
    else 
        return xmlHttp;
} // createXMLHttpRequestObject
   
   
function makeRequest(url) {
  
        var httpRequest = createXMLHttpRequestObject();

        httpRequest.open('GET', url, true);

        httpRequest.onreadystatechange = function() { alertContents(httpRequest, url); };

        httpRequest.send(null);



    }



function middle(id){
	
	// get enviroment params
	var vpHeight = document.viewport.getHeight();
	var vpWidth = document.viewport.getWidth();
	var alertWidth = $(id).getWidth();
	var alertheight = $(id).getHeight();
  
	// align correctly
	$(id).style.left = ( (vpWidth/2)-(alertWidth/2) ) + document.viewport.getScrollOffsets().left  + "px";
	$(id).style.top = (vpHeight/2)-(alertheight/2) + document.viewport.getScrollOffsets().top + "px";

}




function fullsizeIt(id){
 
	var height = document.viewport.getHeight();
	var offset = document.viewport.getScrollOffsets().top;
	 
	 // window.document.documentElement.clientHeight
	//  window.document.body.clientHeight ;
	//(window.document.body.clientHeight);
	$(id).style.height = ( window.document.body.clientHeight) + "px";
 	$(id).style.width = document.viewport.getWidth() + "px";
 	
 	Event.observe(window, 'resize', function() {
 		$(id).style.height = ( window.document.body.clientHeight) + "px";
 	 	$(id).style.width = document.viewport.getWidth() + "px";
 	})

}





function getFlashMovie(movieName) {
  var isIE = navigator.appName.indexOf("Microsoft") != -1;
  return (isIE) ? window[movieName] : document[movieName];
}



    function changetype(strtype) {
   
   		if (strtype == "oneway"){
        var theiframe = document.getElementById("gToday:normal:agenda.js:gfFlat_2");
        
        document.getElementById("returresa").className = "inactive2";
        document.getElementById("enkelresa").className = "active2";
        document.getElementById("areturresa").className = "";
        document.getElementById("aenkelresa").className = "current2";
        
        document.getElementById("returntrip").value = "0";


        theiframe.src= "http://static.flight24.com/inc/disabledsmallcal.html";
        
        enkel = "1";
      	}
      	 if (strtype == "twoway"){
        var theiframe = document.getElementById("gToday:normal:agenda.js:gfFlat_2");
        
        document.getElementById("returresa").className = "active2";
        document.getElementById("enkelresa").className = "inactive2"; 
        document.getElementById("areturresa").className = "current2";
        document.getElementById("aenkelresa").className = "";
        document.getElementById("returntrip").value = "1";

        theiframe.src= "http://static.flight24.com/inc/js/newcalendar/iflatcal/Classic-smaller/iflateng.htm";
        enkel = "0";
      	}
      	
      	return false;
    }

function restartFlash(movieName)
{
  if (window.document[movieName]) 
  {
      flashobject = window.document[movieName];
  }
  if (navigator.appName.indexOf("Microsoft Internet")==-1)
  {
    if (document.embeds && document.embeds[movieName])
      flashobject = document.embeds[movieName]; 
  }
  else // if (navigator.appName.indexOf("Microsoft Internet")!=-1)
  {
    flashobject = document.getElementById(movieName);
  }
  
  	flashobject.Rewind();
	flashobject.Play();
	return;
}

/**
 * returns explained errorcode
 * @param code
 * @return
 */
function returnErrText(code){
	if(code==""){return false;};
	switch(code){
		case "E1" : return "Something went wrong, please try again.";break;
		case "E" :  return 'High load at the present. Please retry search  to show result.'; break;
		case "E0" : return 'The search gained no result. This might be because of a lack of regular air-connections between to this destination. Or it can be an effect of that the destination only can be reached on certain days.'; break;
		case "E2" : return 'Wrong destinationt.'; break;
		case "E3" : return 'Wrong departure.'; break;
		case "E5" : return 'The search gained no result. This might be because the airlines hasnt released any tickets this far in the future yet.'; break;
		case "E6" : return 'The search gained  no result.  Try from copenhagen.'; break;
		
		default : return code;
	}
}


 function Contents(httpRequest, url) {
	
	var strResponseText = httpRequest.responseText.replace(/^\s+|\s+$/g, '');

        if (httpRequest.readyState == 4) {

		if(Left(strResponseText,1) == "E"){		


			toggleDisplay("search");
	
			if (strResponseText == 'E0'){
				('High searchload, please redo search.  .');
				//makeRequest(url);
				return;
			}
			if (strResponseText == 'E1'){
				('Your search returned no result, this might be because there are no regular flights between these destinations. Or it is becaus the destination can only be reached on certain weekdays');
				return;
			}	
			if (strResponseText == 'E2'){
				('Wrong destination.');

				return;
			}	
			if (strResponseText == 'E3'){
				('Wrong departure');

				return;
			}
			if (strResponseText == 'E5'){
				('Sesrch yielded no result.  Det kan bero p� att flygbolagen inte sl�ppt biljetter f�r resor s� l�ngt fram i tiden �nnu.');

				return;
			}	
			if (strResponseText == 'E6'){
				('S�kningen gav inget resultat. Testa att s�ka fr�n K�penhamn ist�llet, d�r finns det fler flygf�rbindelser.');

				return;
			}
		}else{
        		speedupflash();
        		window.location = '/showresult.php?id=' + httpRequest.responseText;
		}
	}
    }

	function clearText(thefield){
	if (thefield.defaultValue==thefield.value)
	thefield.value = ""
	} 

/**
 * adds zero if string 1 char
 * @param strIn
 * @return
 */
function addZero(strIn){


		if (strIn.length == "1")
		{
				strIn = '0' + strIn;
		}


		return strIn;


	}


 
 function formSend() {
  
   var text = '1';
   getFlashMovieObject("percentPreloader").sendTextToFlash(text);
  
 }


	
	 

function Left(str, n){
	if (n <= 0)
	    return "";
	else if (n > String(str).length)
	    return str;
	else
	    return String(str).substring(0,n);
}





function activateThis(id){
 	
	var liid = document.getElementById(id);
 	liid.style.borderColor='#000000';
 	liid.style.backgroundColor='#ffefb5';
 	 

}

function deactivateThis(id){

	var liid = document.getElementById(id);
 	liid.style.borderColor='#97791E';
 	liid.style.backgroundColor='#fff';

}
	
	

// ---------
// hovers menu
// ---------
function hoverOver(v){
	 
	// $(v).className = 'hovered';
	
}

// ---------
//
// ---------
function hoverOut(v){
 //	$(v).className = '';
}


function get_random()
{
    var ranNum= Math.floor(Math.random()*5000);
    return ranNum;
}


/**
 * shows the searchflash, with random parameter to avoid cache
 * @return
 */
function showProgressbar(){
	
	var randomNr = get_random();
	var countrycode='http://uk.flight24.com';
	 
	var str="";
	str+='<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=10,0,0,0" width="550" height="400" id="pb" align="middle">';
	str+='<param name="allowScriptAccess" value="sameDomain" />';
	str+='<param name="allowFullScreen" value="false" />';
	str+='<param name="movie" value="http://static.flight24.com/flash/pb.swf?x=' + randomNr + '&xmlFolderUrl='+countrycode+'" />';
	str+='<param name="loop" value="false" />';
	str+='<param name="menu" value="false" />';
	str+='<param name="quality" value="high" />';
	str+='<param name="wmode" value="transparent" />';
	str+='<param name="bgcolor" value="#d6d6d6" />';
	str+='<embed src="http://static.flight24.com/flash/pb.swf?x=' + randomNr + '&xmlFolderUrl='+countrycode+'" loop="false" menu="false" quality="high" wmode="transparent" bgcolor="#d6d6d6" width="550" height="400" name="pb" align="middle" allowScriptAccess="sameDomain" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="http://www.adobe.com/go/getflashplayer" />';
	
	str+='</object>';
	 
	
	$('progressBar').innerHTML = str;
	
	
	fullsizeIt('blurredbg'); // fullsize blur
	$('blurredbg').style.display="block" // show blur
		
	middle("progressBar"); // aligns center 
	
	$('progressBar').style.display = "block"; // show progressbar
	 
	
}