diff --git a/core.js b/core.js
index 80c6abe..b94a39a 100644
--- a/core.js
+++ b/core.js
@@ -22,6 +22,39 @@ Function.prototype.inheritsFrom = function(parentObject)
 /*Class*/ RadiumEngine = function()
 {
 	this.version = "1.0";
+	var blah = "derp";
+	
+	var /*Exception*/ Exception = this.Exception = function(message)
+	{
+		this.message = message;
+	}
+	
+	var /*Exception*/ ResourceException = this.ResourceException = function(message, resource, action)
+	{
+		this.resource = resource;
+		this.message = message;
+		this.action = action;
+	}
+	ResourceException.inheritsFrom(Exception);
+	
+	var /*Class*/ Player = this.Player = function()
+	{
+		this.credits = 0; /* Integer */
+		this.health = 1; /* Fraction */
+		this.resources = {}; /* Associative array -> Integer */
+		
+		this.TakeResource = function(resource, amount)
+		{
+			if(this.resources[resource])
+			{
+				this.resources[resource] -= amount;
+			}
+			else
+			{
+				throw new ResourceException("This resource does not exist.", resource, "take");
+			}
+		}
+	}
 	
 	var point_distance = this.point_distance = function(x1, y1, x2, y2)
 	{