var sliderTimer;

function handleMenu() {
	//Event:hover sul MENU
	$("#nav_main_prod li, .box_submenu").hover(function()
		{
			clearTimeout(sliderTimer);

			if($(this).hasClass('nav_li'))
				{
					nameBox	= $(this).attr("id").replace("nav_","");
					showSubMenu(nameBox);
					//$("#debug").html("HOVER: Menu" + nameBox);

				}
			else
				{
					nameBox	= $(this).attr("id").replace("box_","");
					//$("#debug").html("HOVER: Box" + nameBox);

				}

		} ,function(){
			sliderTimer = setTimeout('autoSlider(nameBox)',2000);
		});
}

function showSubMenu(subName) {
	//Hide all SubMenu Elements and show only selected one
	$(".box_submenu").hide();
	$("#box_" + subName).show();

	//Change Menubar Class
	$("#nav_main_prod li a").removeClass("sel");
	$("#nav_" + subName + " > a").addClass("sel");

}

function autoSlider(namebox) {
	//$("#debug").html("OUT: " + namebox);
	
	if(namebox == "charts")					{ nextNameBox = "bridge"; }
	else if(namebox == "bridge")			{ nextNameBox = "communications"; }
	else if(namebox == "communications")	{ nextNameBox = "safety"; }
	else if(namebox == "safety")			{ nextNameBox = "yacht"; }
	else if(namebox == "yacht")				{ nextNameBox = "charts"; }
	
	showSubMenu(namebox);
	sliderTimer = setTimeout('autoSlider(nextNameBox)',4000);
	
}



$(document).ready(function() {
	handleMenu();
	sliderTimer = setTimeout('autoSlider("bridge")',4000);
});