findChild = function(root) {
			if (root.hasCamera) {
				tempCamera = root;
				return;
			}
			if (!root.children) {
				return;
			}
			for ( var i = 0; i < root.children.length && !tempCamera; i++) {
				findChild(root.children[i]);
			}
		}
Initializes the Object/Scene when the collada document has been loaded
@private