/* Hot Deal Object Container
 * Used to encapsulate and render a series of HotDeal
 * objects
 */
HotDealContainer = function() {
	this.contents = new Array();
	this.add = function(oHotDeal) {
		this.contents[this.contents.length] = oHotDeal;
	}
	this.render = function() {
		var container = document.getElementById('HotDeals_Loader').parentNode;
		var list = document.createElement('ul');
		for(var i=0; i<this.contents.length; i++) {
			list.appendChild(this.contents[i].getNode());
		}
		container.appendChild(list);
	}
}

/* Hot Deal Object
 * Can be loaded with car data. print() will output an HTML
 * <LI> block. All constructor arguments are optional but
 * should be in this order:
 * @param str id - Car ID (PaID)
 * @param str year - Year
 * @param str make - Make
 * @param str model - Model
 * @param str dealer - Dealer
 * @param str price - Price
 * @param str photoURL - Photo URL
 */
HotDeal = function (id,year,make,model,dealer,price,photoURL) {
	this.id 	= (id==null) 	? '' : id;
	this.year	= (year==null) 	? '' : year;
	this.make	= (make==null) 	? '' : make;
	this.model	= (model==null)	? '' : model;
	this.dealer	= (dealer==null)? '' : dealer;
	this.price	= (price==null)	? '' : price;
	this.photo	= (photoURL==null) ? '' : photoURL;

	this.getNode = function(node) {
		var li,img,makeModel,price,dealer;
		li = document.createElement('li');
		li.id = 'HD_' + this.id;
		li.onclick = goToURL;
		li.onmouseover = rollOver;
		li.onmouseout = rollOut;
		li.title = 'View details...';

		img = document.createElement('img');
		img.src = this.photo;
		img.width = 85;
		img.height = 63;
		img.alt = this.year + ' ' + this.make + ' ' + this.model;
		li.appendChild(img);

		makeModel = document.createElement('span');
		makeModel.className = 'make-model';
		makeModel.innerHTML = this.year + ' '+ this.make + ' ' + this.model;
		li.appendChild(makeModel);

		price = document.createElement('span');
		price.className = 'price';
		price.innerHTML = this.price;
		li.appendChild(price);

		dealer = document.createElement('span');
		dealer.className = 'dealer';
		dealer.innerHTML = this.dealer;
		li.appendChild(dealer);

		return li;
	}
}

function goToURL() {
	window.location='http://www.cars.com/go/search/detail.jsp?aff=triangle&paId=' + this.id.replace('HD_','');
}

function rollOver() {
	this.className += ' HD_over';
}

function rollOut() {
	this.className = '';
}


var cars = new HotDealContainer();
cars.add(new HotDeal('202435608','2002','Audi','A6','Lotus of Durham','$19,950','http://newsobserver.com/images/hotdeals/202435608/Hot_Deals.jpg'));
cars.add(new HotDeal('208987094','2004','Honda','Odyssey','Capital Ford','$18,595','http://newsobserver.com/images/hotdeals/208987094/Hot_Deals.jpg'));
cars.add(new HotDeal('209230080','2005','Ford','F150','Capital Ford','$27,795','http://newsobserver.com/images/hotdeals/209230080/Hot_Deals.jpg'));
cars.add(new HotDeal('133353043','2004','Hummer','H2','Westgate Imports','$28,900','http://newsobserver.com/images/hotdeals/133353043/Hot_Deals.jpg'));
cars.add(new HotDeal('209230212','2004','Ford','Excursion','Capital Ford','$24,995','http://newsobserver.com/images/hotdeals/209230212/Hot_Deals.jpg'));

// Generate HTML
cars.render();