var category = 0;
var imgpath = '';

function createAjaxRequest()
{
	var request;
	
	try
	{
		request = new XMLHttpRequest();
	} 
	catch(trymicrosoft)
	{
		try
		{
			request = new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch(othermicrosoft)
		{
			try
			{
				request = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch(failed) 
			{
				request = false;
			}
		 }
	}
	
	return request;
}

function randomImage()
{
	if(document.getElementById('random_image').src)
	{
		document.getElementById('random_image').src = ''; //If it takes a while for the request to get the new image, this will prevent the original image from appearing.
		
		var request = createAjaxRequest();
		var url = "http://www.rowan.edu/colleges/graduate/ajax/random_image.cfm?imgpath=" + imgpath;
		
		request.open("GET", url, true);
		
		request.onreadystatechange = function()
		{
			if(request.readyState == 4)
			{
				if(request.status == 200)
				{
					var content = request.responseText;
					
					if(content)
					{
						document.getElementById('random_image').src = content;
					}
				}
			}
		};
		
		request.send(null);
	}
}

function insertQuote()
{
	var request = createAjaxRequest();
	var url = "http://www.rowan.edu/colleges/graduate/ajax/random_quote.cfm?category=" + category;
	
	request.open("GET", url, true);
	
	request.onreadystatechange = function()
	{
		if(request.readyState == 4)
		{
			if(request.status == 200)
			{
				var content = request.responseText;
				
				if(content && document.getElementById('ruawareContent'))
				{
					document.getElementById('ruawareContent').innerHTML = content + document.getElementById('ruawareContent').innerHTML;
				}
			}
		}
	};
	
	request.send(null);
}

function initializeRUAware(cat)
{
	category = cat;
}

function initializeRandomImage(path)
{
	imgpath = path;
}

DOMReady(insertQuote);
DOMReady(randomImage);