/*
* We get all the html tags in the var elemes and in the not functions 
* We can add classes/divs/id we do not want to include
* Then we remove/add the classes necessary for the contrast change
*  We  define a cookie to keep the contrast for the curent session 
*/

(function($) {
	$(document).ready(function(){
		Mousetrap.bind('3', black_white);
		Mousetrap.bind('4', returnNormal);

		$( ".box.nea div:not(.pointer)" ).addClass( "exclude" );
		$( ".arrow a").addClass( "exclude" ); 
		$( ".social_media a").addClass( "exclude" );
		$( ".multimedia div").addClass( "exclude" );
		function black_white(){

			wb();
		}

		function returnNormal(){
			nr();
		}

		if ($.cookie('contrast') != undefined) {
			if ($.cookie('contrast') == 'b3-black-white') {
				bw();
			}
			if ($.cookie('contrast') == 'b2-white-black') {
				wb();
			}
			if ($.cookie('contrast') == 'b1-yellow-blue') {
				yb();
			}
			if ($.cookie('contrast') == 'b4-normal') {
				nr();
			}
		}


		$("#acb-b1-yellow-blue").click(function(){
			yb();
		});

		$("#acb-b2-white-black").click(function(){ 
			wb();
		});



		$("#acb-b3-black-white").click(function(){ 
			bw();

		});


		$("#acb-b4-normal").click(function(){
			nr();
		});

		/* for YB */
		function yb(){
		var elems = document.querySelectorAll
		('*:not(img):not(.fixed):not(.right):not(.arrow):not(article):not(.img):not(.exclude):not(.logo):not(.day):not(.week):not(.month):not(.year)');

		//remove		
		$(elems).removeClass("acb-black_white");      		
		$(elems).removeClass("acb-white_black");        
		
		//add 				
		$(elems).addClass("acb-blue_yellow");
		
		$.cookie('contrast', 'b1-yellow-blue', {path: '/'} );		
	}
	
	/* for WB */
	function wb(){
		var elems = document.querySelectorAll
		('*:not(img):not(.fixed):not(.right):not(.arrow):not(article):not(.img):not(.exclude):not(.logo):not(.day):not(.week):not(.month):not(.year)');

		
		//remove			
		$(elems).removeClass("acb-blue_yellow");
		$(elems).removeClass("acb-white_black");        
		
		//add				
		$(elems).addClass("acb-black_white");
		$.cookie('contrast', 'b2-white-black', {path: '/'} );


	}
	
	/* for BW */
	function bw(){
		var elems = document.querySelectorAll
		('*:not(img):not(.fixed):not(.right):not(.arrow):not(article):not(.img):not(.exclude):not(.logo):not(.day):not(.week):not(.month):not(.year)');

		//remove 
		
		$(elems).removeClass("acb-blue_yellow");
		$(elems).removeClass("acb-black_white");      
		
		//add 
		$(elems).addClass("acb-white_black");	

		$.cookie('contrast', 'b3-black-white', {path: '/'} );

	}
	
	//default
	function nr(){
		var elems = document.querySelectorAll
		('*:not(img):not(.fixed):not(.right):not(.arrow):not(article):not(.img):not(.exclude):not(.logo):not(.day):not(.week):not(.month):not(.year)');

		//remove 

		$(elems).removeClass("acb-blue_yellow");
		$(elems).removeClass("acb-black_white");      		
		$(elems).removeClass("acb-white_black");

		$.cookie('contrast', 'b4-normal', {path: '/'} );
	}

});

	
	

})(jQuery);