jQuery(document).ready(
	
	function(){
		
		//vars
		
		var paineis = new Array;
		
		paineis.push($(".navItemHeader0"));
		paineis.push($(".navItemHeader1"));
		paineis.push($(".navItemHeader2"));
		paineis.push($(".navItemHeader3"));
		
		painel0_isHidden = true;
		painel1_isHidden = true;
		painel2_isHidden = true;
		painel3_isHidden = true;
		
		//close panel
				
		function hidePanel(num){
			$(".navItemHeader"+num).slideUp("fast");
		}
		
		//turn off selected fx
		function toogleSelected(num){
			$(".boxHeader .itemHeader"+num).removeClass("selected");
			clearInterval(inter);
		}
		
		//buttons
		
		$(".boxHeader .itemHeader0").click(function(){
			if(painel0_isHidden){
				for(var i=0;i<4;i++){
					if(i!=0)hidePanel(i);
				}				
				$(".navItemHeader0").slideDown("fast");
				$(this).addClass("selected");
				painel0_isHidden = false;
			}else{
				painel0_isHidden = true;
				hidePanel(0);			
				inter = setInterval(toogleSelected(0), 200);
			}			
			return false;
		});
		
		$(".boxHeader .itemHeader1").click(function(){
			if(painel1_isHidden){
				for(var i=0;i<4;i++){
					if(i!=1)hidePanel(i);
				}				
				$(".navItemHeader1").slideDown("fast");
				$(this).addClass("selected");
				painel1_isHidden = false;
			}else{
				painel1_isHidden = true;
				hidePanel(1);			
				inter = setInterval(toogleSelected(1), 200);
			}			
			return false;
		});
		
		$(".boxHeader .itemHeader2").click(function(){
			if(painel2_isHidden){
				for(var i=0;i<4;i++){
					if(i!=2)hidePanel(i);
				}				
				$(".navItemHeader2").slideDown("fast");
				$(this).addClass("selected");
				painel2_isHidden = false;
			}else{
				painel2_isHidden = true;
				hidePanel(2);			
				inter = setInterval(toogleSelected(2), 200);
			}			
			return false;
		});
		
		//close buttons
		
		$(".navItemHeader0 a.closePanel").click(function(){
			hidePanel(0);			
			painel0_isHidden = true;
			inter = setInterval(toogleSelected(0), 200);
			return false;
		});
		
		$(".navItemHeader1 a.closePanel").click(function(){
			hidePanel(1);			
			painel1_isHidden = true;
			inter = setInterval(toogleSelected(1), 200);
			return false;
		});
		
		$(".navItemHeader2 a.closePanel").click(function(){
			hidePanel(2);			
			painel2_isHidden = true;
			inter = setInterval(toogleSelected(2), 200);
			return false;
		});
		
		//png alpha fix
		$(document).pngFix(); 
	}
);