var navigation_data =  [
	{ name: 'Home', url: "index.html", subnav: [] },
	{ 
		name: 'PRODUCTS', url: "#", 
		subnav: [
			{name: "EON", title: "EON Office Telephone Systems", url: "eon.html"},
			{name: "AYAYA", title: "AYAYA Office Telephone Systems", url: "avaya_ip.html"},
			{name: "Nortel", title: "Nortel Office Telephone Systems", url: "nortel.html"},
			{name: "Bogen/Burtek Paging", title: "Bogen/Burtek Paging", url: "bogen.html"},	
		]
	},
	{ 
		name: 'SERVICES', url: "#", 
		subnav: [
			{name: "ITP/Bell Rate Comparison", title: "ITP Comparison with Bell Local Lines", url: "comparison.html"},
			{name: "Business Lines", title: "Business Lines", url: "local.html"},
			{name: "Long Distance", title: "Long Distance", url: "long_distance.html"},
			{name: "VOIP", title: "VOIP", url: "voip.html"},	
			{name: "Hosted PBX", title: "Hosted PBX", url: "hosted_pbx.html"},
			{name: "Hosted PBX", title: "Hosted PBX", url: "hosted_pbx.html"},
			{name: "Voice & Data Cabling", title: "Voice & Data Cabling", url: "voice_data_cable.html"},
			{name: "DSL Internet Access", title: "DSL Internet Access", url: "dsl_internet.html"},
			{name: "Hi-Speed Dedicated Wireless Internet", title: "Hi-Speed Dedicated Wireless Internet", url: "dedicated_wireless.html"},
			{name: "PRI DATA & Voice", title: "PRI DATA & Voice", url: "pri_data.html"},
			{name: "Conference Calls", title: "Conference Calls", url: "conference_calls.html"},
			{name: "Globally Local", title: "Globally Local", url: "globally_local.html"},
			{name: "Maintainance", title: "Maintainance", url: "maintenance.html"},
			{name: "24/7 - 365 Technical Support", title: "ITP 24/7 - 365 Technical Support", url: "356_com.html"},
		]
	},
	{ 
		name: 'ITP', url: "#", 
		subnav: [
			{name: "History", title: "History of ITP", url: "history.html"},
			{name: "What We Do", title: "What ITP Does", url: "what_we_do.html"},
			{name: "Partners", title: "ITP Partners", url: "partners.html"},
			{name: "Testimonials", title: "Testimonials", url: "testimonials.html"},	
			{name: "Careers", title: "Careers", url: "careers.html"},	
			{name: "Contact Us", title: "Contact Us", url: "contact.html"},	
			
		]
	},
	{ 
		name: 'HELP', title: 'ITP Help', url: "#", 
		subnav: [
			{name: "Billing", title: "ITP Billing", url: "billing.html"},
			{name: "Terms of Payment", title: "ITP Terms of Payment", url: "payment_terms.html"},
			{name: "E-Billing", title: "E-Billing", url: "e_billing.html"},
			{name: "FAQ's", title: "Frequently Asked Questions", url: "faqs.html"},	
			{name: "Calling Features", title: "ITP Calling Features", url: "calling_features.html"},	
			{name: "Estimated Service Delivery", title: "Estimated Service Delivery", url: "calling_plans.html"},	
			
		]
	}
	
];


function build_navigation() {
	output = '<ul class="dropdown">';
	
	for(var i=0;i<navigation_data.length;i++) {

		output+= '<li>';
		output+= '<a href="'+navigation_data[i].url+'">'+navigation_data[i].name+'</a>';
		
		subnav = navigation_data[i].subnav;
		
		if (subnav.length>0) {
			output+= '<ul class="sub_menu">';
			
			for(var j=0 in subnav) {
        		output+= '<li><a href="'+subnav[j].url+'">'+subnav[j].name+'</a></li>';
        	}
        	output+= '</ul>';
        }
        			 
		output+= '</li>';	
	}
	output+= '</ul>'; 
	return output;
}

$(document).ready(function() {
	$(".banner").append(build_navigation());

});


$(function(){

    var config = {    
         sensitivity: 3, // number = sensitivity threshold (must be 1 or higher)    
         interval: 200,  // number = milliseconds for onMouseOver polling interval    
         over: doOpen,   // function = onMouseOver callback (REQUIRED)    
         timeout: 200,   // number = milliseconds delay before onMouseOut    
         out: doClose    // function = onMouseOut callback (REQUIRED)    
    };
    
    function doOpen() {
        $(this).addClass("hover");
        $('ul:first',this).css('visibility', 'visible');
    }
 
    function doClose() {
        $(this).removeClass("hover");
        $('ul:first',this).css('visibility', 'hidden');
    }

    $("ul.dropdown li").hoverIntent(config);
    
    $("ul.dropdown li ul li:has(ul)").find("a:first").append(" &raquo; ");

});


(function($){
	/* hoverIntent by Brian Cherne */
	$.fn.hoverIntent = function(f,g) {
		// default configuration options
		var cfg = {
			sensitivity: 7,
			interval: 100,
			timeout: 0
		};
		// override configuration options with user supplied object
		cfg = $.extend(cfg, g ? { over: f, out: g } : f );

		// instantiate variables
		// cX, cY = current X and Y position of mouse, updated by mousemove event
		// pX, pY = previous X and Y position of mouse, set by mouseover and polling interval
		var cX, cY, pX, pY;

		// A private function for getting mouse position
		var track = function(ev) {
			cX = ev.pageX;
			cY = ev.pageY;
		};

		// A private function for comparing current and previous mouse position
		var compare = function(ev,ob) {
			ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
			// compare mouse positions to see if they've crossed the threshold
			if ( ( Math.abs(pX-cX) + Math.abs(pY-cY) ) < cfg.sensitivity ) {
				$(ob).unbind("mousemove",track);
				// set hoverIntent state to true (so mouseOut can be called)
				ob.hoverIntent_s = 1;
				return cfg.over.apply(ob,[ev]);
			} else {
				// set previous coordinates for next time
				pX = cX; pY = cY;
				// use self-calling timeout, guarantees intervals are spaced out properly (avoids JavaScript timer bugs)
				ob.hoverIntent_t = setTimeout( function(){compare(ev, ob);} , cfg.interval );
			}
		};

		// A private function for delaying the mouseOut function
		var delay = function(ev,ob) {
			ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
			ob.hoverIntent_s = 0;
			return cfg.out.apply(ob,[ev]);
		};

		// A private function for handling mouse 'hovering'
		var handleHover = function(e) {
			// next three lines copied from jQuery.hover, ignore children onMouseOver/onMouseOut
			var p = (e.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
			while ( p && p != this ) { try { p = p.parentNode; } catch(e) { p = this; } }
			if ( p == this ) { return false; }

			// copy objects to be passed into t (required for event object to be passed in IE)
			var ev = jQuery.extend({},e);
			var ob = this;

			// cancel hoverIntent timer if it exists
			if (ob.hoverIntent_t) { ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t); }

			// else e.type == "onmouseover"
			if (e.type == "mouseover") {
				// set "previous" X and Y position based on initial entry point
				pX = ev.pageX; pY = ev.pageY;
				// update "current" X and Y position based on mousemove
				$(ob).bind("mousemove",track);
				// start polling interval (self-calling timeout) to compare mouse coordinates over time
				if (ob.hoverIntent_s != 1) { ob.hoverIntent_t = setTimeout( function(){compare(ev,ob);} , cfg.interval );}

			// else e.type == "onmouseout"
			} else {
				// unbind expensive mousemove event
				$(ob).unbind("mousemove",track);
				// if hoverIntent state is true, then call the mouseOut function after the specified delay
				if (ob.hoverIntent_s == 1) { ob.hoverIntent_t = setTimeout( function(){delay(ev,ob);} , cfg.timeout );}
			}
		};

		// bind the function to the two event listeners
		return this.mouseover(handleHover).mouseout(handleHover);
	};
	
})(jQuery);