/*

Author : Tosom s.r.l.

description : slider for the attractions panel

*/


var images    = 8 ;
var currSlide = 0 ;
var sliderBox = null ; 
var sliderId  = "attractions_slider" ;
var loader    = "./images/loader.gif" ;
var slides    = "./images/slide.jpg" ;
var slidesImg = null ;
var loaderTimer = null ;
var sliderTimer = null ;


function initSlider()
{
	sliderBox = $("#"+sliderId) ;
	
	if( !slidesImg )
	{
		// startup anything
		sliderBox.html( '<img id="attractions_slider_loader" src="'+loader+'" alt="" title="" border="" /><img id="attractions_slider_innerSlider" src="" alt="" title="" border="" />' );
		slidesImg = new Image();
   		slidesImg.src = slides ;
	}
	
	if( slidesImg.complete )
	{
		clearTimeout(loaderTimer);
		// HIDE LOADER THEN ONCOMPLETE
		$("#attractions_slider_loader").animate({opacity:0},function()
		{
			$(this).css({display:"none"});
			$("#attractions_slider_innerSlider").attr( "src" , slidesImg.src );
			$("#attractions_slider_innerSlider").css({ 
				display:"block" ,
				opacity:0
			}) ;
			$("#attractions_slider_innerSlider").animate({opacity:1},1500,function(){
				// STARTUP INNER SLIDER ANIMATION :D
				doSlide() ;
			});
			
		});
	}
	else
	{ 
		loaderTimer = window.setTimeout( function(){ initSlider() } , 200 ) ;
	}
}

function doSlide()
{
	if( currSlide >= images-3 )
	{ 
		//STOP HERE
		$("#attractions_slider_innerSlider").animate( {opacity:0} , 2000 , function(){
			$("#attractions_slider_innerSlider").css( {marginLeft:0} ) ;
			currSlide=0 ;
			$("#attractions_slider_innerSlider").animate( {opacity:1} , 1000 , function(){ doSlide() } );
		
		} );
	}
	else
	{
		$("#attractions_slider_innerSlider").animate( {
			marginLeft:"-=200"} ,1000 ,function(){ 
				sliderTimer = window.setTimeout( function(){ doSlide()} , 2000 ); 
		});
		currSlide ++ ;
	}

}