// Randomizes car image and title in the header of the page
function randomCar(template_directory){
	// List the filename and make/model of each car in this format: ['CAR-FILENAME.png', 'MAKE MODEL']
	// Random car images MUST be in the directory "/images/random-car/" and be sized 437 x 254
	var carList = [
		['camaro.png', 'Chevrolet Camaro'],
		['aveo.png', 'Chevrolet Aveo'],
		['ctsv.png', 'Cadillac STS-V'],
		['cobalt.png', 'Chevrolet Cobalt'],
		['enclave.png', 'Buick Enclave'],
		['sierra.png', 'GMC Sierra'],
		['yukon.png', 'GMC Yukon']
	];
	
	var n = Math.floor(Math.random() * carList.length);
	
	var carContainer = document.getElementById('randomcar');
	var carImg = carContainer.getElementsByTagName('img')[0];
	var carName = carContainer.getElementsByTagName('span')[0];
	
	carImg.setAttribute('src', template_directory+'/images/random-car/' + carList[n][0]);
	carImg.setAttribute('alt', carList[n][1]);
	//carImg.style.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader(...)';
	carName.firstChild.nodeValue = carList[n][1];
	// Also see lte-ie6.js for the png alpha fix for IE6
}