var TBK = {};

$(document).ready(function() { 
	TBK.init();
});

TBK.init = function() {
	// Images to preload
	var blue_rolls = [ "/images/blue/send-roll.gif", "/images/blue/go-roll.gif", "/images/blue/go2-roll.gif", "/images/blue/getaquote-roll.jpg", "/images/blue/submit-roll.gif", "/images/blue/clickhere-roll.gif", "/images/blue/sendtoafriend-roll.gif", "/images/blue/privacy-roll.gif", "/images/blue/contact-roll.gif", "/images/blue/about-roll.gif" ]
	var orange_rolls = [ "/images/orange/send-roll.gif", "/images/orange/go-roll.gif", "/images/orange/go2-roll.gif", "/images/orange/getaquote-roll.jpg", "/images/orange/submit-roll.gif", "/images/orange/clickhere-roll.gif", "/images/orange/sendtoafriend-roll.gif", "/images/orange/privacy-roll.gif", "/images/orange/contact-roll.gif", "/images/orange/about-roll.gif" ]
	var _rolls = $("body.blue").length > 0 ? blue_rolls : orange_rolls;
	for( var i = 0 ; i < _rolls.length ; i++)
	{
		TBK.debug("Preloading: " + _rolls[i]);
		var _img = $('<img />').attr('src', _rolls[i]);
	}
	
	// Code from firebug lite to provide a console object to browsers without one
	if (! ("console" in window) || !("firebug" in console)) {
	    var names = ["log", "debug", "info", "warn", "error", "assert", "dir", "dirxml", "group", "groupEnd", "time", "timeEnd", "count", "trace", "profile", "profileEnd"];
	    window.console = {};
	    for (var i = 0; i <names.length; ++i) window.console[names[i]] = function() {};
	}
	
	// Add a replaceWith function to the top level jquery object
	$.fn.replaceWith = function(html) { return this.after(html).remove(); };
	
	TBK.clearFormDefault("#quoteZipField","enter zip code");
	TBK.clearFormDefault("#zipField","enter zip code");
	TBK.clearFormDefault("#miles_per_week","miles per week");
	TBK.clearFormDefault("#sendYourName","your name");
	TBK.clearFormDefault("#sendYourEmail","your email address");
	TBK.clearFormDefault("#friendsEmail","friend's email address");
	
	$("#zipSubmit").click( function(e) { 
		TBK.debug("#zipSubmit click");
		$("#zipForm").submit();
		return TBK.killEvent(e);
	});
	$("#quote a").mouseover( function(e) { 
		$("#quote").addClass("roll");
	});
	$("#quote a").mouseout( function(e) { 
		$("#quote").removeClass("roll");
	});
	$("#quoteSubmit").click( function(e) {
		$("#quoteForm").submit();
		return TBK.killEvent(e);
	});
	$("#calcualtorSubmit").click( function(e) { 
		TBK.debug("#calcualtorSubmit click");
		$("#commuterCalculator").submit();
		return TBK.killEvent(e);
	});
	
	$("#commuterCalculator").submit( function(e) {
		$("#calculatorResults .error").hide();
		var _vehicle = $("#vehicle_type").val();
		var _region = $("#region").val();
		var _miles_per_week = parseInt($("#miles_per_week").val());
		TBK.debug(_vehicle + " - " + _region + " - #" + _miles_per_week + "#");
		
		if(_vehicle == "-1")
		{
			$("#calculator .error").html("Please Select a Vehicle Type");
			$("#calculator .error").show();
			return TBK.killEvent(e);
		}
		if(_region == "-1")
		{
			$("#calculator .error").html("Please Select a Region");
			$("#calculator .error").show();
			return TBK.killEvent(e);
		}
		if(isNaN(_miles_per_week))
		{
			$("#calculator .error").html("Please enter your Mileage");
			$("#calculator .error").show();
			return TBK.killEvent(e);
		}
		
		var splitResult = _vehicle.split("|");
		var mpg = parseInt(splitResult[0]);
		var ampw = parseInt(splitResult[1]);
		
		var ppg = parseInt(_region);
		var mpw = parseInt(_miles_per_week);
		
		var fuelCostPerMile = Math.round(ppg/mpg * 100)/100; // ppg / mpg
		var totalFuelVolume = Math.round(mpw/mpg * 100)/100; // ampw / mpg
		var priceForFuel = Math.round(ppg / mpg * mpw * 100)/100; // ppg / mpg * ampw
	
		var averagefuelCostPerMile = Math.round(ppg / mpg * ampw * 100)/100; // ppg / mpg * ampw
	
		
		TBK.debug("Average Miles Driven Per Week " + ampw + "\n            Average Fuel Cost $" + averagefuelCostPerMile + "\n");
		TBK.debug("Your " + mpw + " mile trip will cost you about " + priceForFuel + " in fuel, based on an efficiency of " + mpg + " miles per gallon and a total fuel volume of " + totalFuelVolume + " gallons \(your fuel cost per mile will be about " + fuelCostPerMile + "\).");
	
		var msg = "";
		var title = "";
		TBK.debug(ampw + " - " + mpw);
		if (ampw == mpw) {
			title = "Great job!";
			msg = "You pay the same for gas and drive the same miles as most commuters in your region.";
		} else if (ampw > mpw) {
			title = "Great job!";
			msg = "You pay $" + Math.round((averagefuelCostPerMile - priceForFuel) * 100)/100 + " less on gas and drive " + (ampw-mpw) + " miles less than the average commuter.";
		} else {
			title = "Too bad!";
			msg = "You pay $" + Math.round((priceForFuel-averagefuelCostPerMile) * 100)/100 + " more in gas and drive " + (mpw-ampw) + " miles more than the average commuter.";
		}
		TBK.debug(title);
		TBK.debug(msg);
		$("#calculatorResults .title").html(title);
		$("#calculatorResults .results").html(msg);
		if($.browser.msie && $.browser.version < 7)
		{
			$("#vehicle_type").css("visibility","hidden");
			$("#region").css("visibility","hidden");
			$("#miles_per_week").css("visibility","hidden");
		}
		$("#calculatorResults").show();
		
		return TBK.killEvent(e);
	});
	$("#calculatorResults .close").click( function(e) {
		if($.browser.msie && $.browser.version < 7)
		{
			$("#vehicle_type").css("visibility","visible");
			$("#region").css("visibility","visible");
			$("#miles_per_week").css("visibility","visible");
		}
		$("#calculatorResults").hide();
		return TBK.killEvent(e);
	});
	$("#calculatorResults .sendToAFriend").click( function(e) {
		if($.browser.msie && $.browser.version < 7)
		{
			$("#vehicle_type").css("visibility","hidden");
			$("#region").css("visibility","hidden");
			$("#miles_per_week").css("visibility","hidden");
		}
		$("#calculatorSend").show();
		$("#calculatorResults").hide();
		return TBK.killEvent(e);
	});
	$("#calculatorSend .close").click( function(e) {
		if($.browser.msie && $.browser.version < 7)
		{
			$("#vehicle_type").css("visibility","visible");
			$("#region").css("visibility","visible");
			$("#miles_per_week").css("visibility","visible");
		}
		$("#calculatorSend").hide();
		return TBK.killEvent(e);
	});
	
	$("#calculatorSendSubmit").click( function(e) {
		$("#calculatorSendForm").submit();
		return TBK.killEvent(e);
	});
}

/* Common function to prevent event propagation */
TBK.killEvent = function( e ) {
	e.stopPropagation();
    e.preventDefault();
    return false;
}

TBK.debug = function(msg) { 
	//DEBUGGING_ON
	//if(console && console.debug)
	//{
	//	console.debug(msg);
	//}
}
	
TBK.clearFormDefault = function(elem, txt) { 
	$(elem).focus( function(e) { 
		if( $(this).val() == txt ) { $(this).val(""); }
	});
	$(elem).blur( function(e) { 
		var str = $(this).val().replace(/\s/g,"");
		if( str.length == 0 ) { $(this).val(txt); }
	});
}