/**
 * @author Julian
 */

var IMG_PATH_HEADER_MENUE_BUTTONS	= "Elements/Menue/Buttons/";

var MENUE_LINK_width = 227;
var MENUE_LINK_margin = 5;
var MENUE_LINK_container_width = 1024;
var MENUE_LINK_count = 4;
var MENUE_LINK_count_save = MENUE_LINK_count;


var MENUE_LINK_1_IMG_URL				= IMG_PATH_HEADER_MENUE_BUTTONS + MENUE_LINK_1_IMG +".png";
var MENUE_LINK_1_IMG_URL_ACTIVE			= IMG_PATH_HEADER_MENUE_BUTTONS + MENUE_LINK_1_IMG +"_Active.png";

var MENUE_LINK_2_IMG_URL				= IMG_PATH_HEADER_MENUE_BUTTONS + MENUE_LINK_2_IMG +".png";
var MENUE_LINK_2_IMG_URL_ACTIVE			= IMG_PATH_HEADER_MENUE_BUTTONS + MENUE_LINK_2_IMG +"_Active.png";

var MENUE_LINK_3_IMG_URL				= IMG_PATH_HEADER_MENUE_BUTTONS + MENUE_LINK_3_IMG +".png";
var MENUE_LINK_3_IMG_URL_ACTIVE			= IMG_PATH_HEADER_MENUE_BUTTONS + MENUE_LINK_3_IMG +"_Active.png";

var MENUE_LINK_4_IMG_URL				= IMG_PATH_HEADER_MENUE_BUTTONS + MENUE_LINK_4_IMG +".png";
var MENUE_LINK_4_IMG_URL_ACTIVE			= IMG_PATH_HEADER_MENUE_BUTTONS + MENUE_LINK_4_IMG +"_Active.png";


window.addEvent('domready', function() {

	HEAD_MENUE_LINK_Display();

	var images = [MENUE_LINK_1_IMG_URL,MENUE_LINK_1_IMG_URL_ACTIVE,
				  MENUE_LINK_2_IMG_URL,MENUE_LINK_2_IMG_URL_ACTIVE,
				  MENUE_LINK_3_IMG_URL,MENUE_LINK_3_IMG_URL_ACTIVE,
				  MENUE_LINK_4_IMG_URL,MENUE_LINK_4_IMG_URL_ACTIVE];
	var loader = new Asset.images(images);
	
	$('head_menue_link_1_div').setStyle("margin","0px "+MENUE_LINK_margin+"px 0px");
	$('head_menue_link_2_div').setStyle("margin","0px "+MENUE_LINK_margin+"px 0px");
	$('head_menue_link_3_div').setStyle("margin","0px "+MENUE_LINK_margin+"px 0px");
	$('head_menue_link_4_div').setStyle("margin","0px "+MENUE_LINK_margin+"px 0px");
		
 	$('head_menue_link_1_img').src 		= MENUE_LINK_1_IMG_URL;
	$('head_menue_link_2_img').src 		= MENUE_LINK_2_IMG_URL;
	$('head_menue_link_3_img').src 		= MENUE_LINK_3_IMG_URL;
	$('head_menue_link_4_img').src 		= MENUE_LINK_4_IMG_URL;
 
 
  	$('head_menue_link_1_link').addEvent('mouseenter', function(e){
		$('head_menue_link_1_img').src = MENUE_LINK_1_IMG_URL_ACTIVE;
	});
	
	$('head_menue_link_1_link').addEvent('mouseleave', function(e){		
		$('head_menue_link_1_img').src = MENUE_LINK_1_IMG_URL;
	});
 	
	$('head_menue_link_1_link').addEvent('click', function(){
		OPEN_AJAX_WINDOW(MENUE_LINK_1_TITLE,MENUE_LINK_1_URL,MENUE_LINK_1_BIG_WINDOW);			   
    });	
    
	
	$('head_menue_link_2_link').addEvent('mouseenter', function(e){
		$('head_menue_link_2_img').src = MENUE_LINK_2_IMG_URL_ACTIVE;
	});
	
	$('head_menue_link_2_link').addEvent('mouseleave', function(e){		
		$('head_menue_link_2_img').src = MENUE_LINK_2_IMG_URL;
	});
 	
	$('head_menue_link_2_link').addEvent('click', function(){
		OPEN_AJAX_WINDOW(MENUE_LINK_2_TITLE,MENUE_LINK_2_URL,MENUE_LINK_2_BIG_WINDOW);			   
    });	
	
	
	 $('head_menue_link_3_link').addEvent('mouseenter', function(e){
		$('head_menue_link_3_img').src = MENUE_LINK_3_IMG_URL_ACTIVE;
	});
	
	$('head_menue_link_3_link').addEvent('mouseleave', function(e){		
		$('head_menue_link_3_img').src = MENUE_LINK_3_IMG_URL;
	});
 	
	$('head_menue_link_3_link').addEvent('click', function(){
		OPEN_AJAX_WINDOW(MENUE_LINK_3_TITLE,MENUE_LINK_3_URL,MENUE_LINK_3_BIG_WINDOW);			   
    });	
	
	
	$('head_menue_link_4_link').addEvent('mouseenter', function(e){
		$('head_menue_link_4_img').src = MENUE_LINK_4_IMG_URL_ACTIVE;
	});
	
	$('head_menue_link_4_link').addEvent('mouseleave', function(e){		
		$('head_menue_link_4_img').src = MENUE_LINK_4_IMG_URL;
	});
 	
	$('head_menue_link_4_link').addEvent('click', function(){
		OPEN_AJAX_WINDOW(MENUE_LINK_4_TITLE,MENUE_LINK_4_URL,MENUE_LINK_4_BIG_WINDOW);			   
    });	
});


function HEAD_MENUE_LINK_setPOS()
{
	var left = MENUE_LINK_container_width / 2 - ((MENUE_LINK_width+ 2*MENUE_LINK_margin) * MENUE_LINK_count) / 2;
	$('header_menue_link_spacer_div').setStyle("width", left);
}

function HEAD_MENUE_LINK_Display()
{
	MENUE_LINK_count = MENUE_LINK_count_save;
	
	if(!MENUE_LINK_1_DISPLAY)
	{
		MENUE_LINK_count -= 1;
		$('head_menue_link_1_link').setStyle("display","none");
	}
	
	if(!MENUE_LINK_2_DISPLAY)
	{
		MENUE_LINK_count -= 1;
		$('head_menue_link_2_link').setStyle("display","none");
	}
	
	if(!MENUE_LINK_3_DISPLAY)
	{
		MENUE_LINK_count -= 1;
		$('head_menue_link_3_link').setStyle("display","none");
	}
	
	if(!MENUE_LINK_4_DISPLAY)
	{
		MENUE_LINK_count -= 1;
		$('head_menue_link_4_link').setStyle("display","none");
	}

	
	 HEAD_MENUE_LINK_setPOS();
}