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		<title>Chapter 4: Processing Model</title>
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		<h>Chapter 4: Processing Model</h>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-1</h>
			<p href="chapter4/001.xml">(must) if a model exists a xforms-model-construct is dispatched to the declaration element. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-2</h>
			<p href="chapter4/002.xml">pre: A model has a xsd:list of URI's pointing to accessable XML Schemas.  (must) The resources identified by the URI's are loaded.  post: All the resources were loaded.</p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-3</h>
			<p href="chapter4/003.xml">pre: A model has a xsd:list of URI's pointing to XML Schemas where at least one XML Schema is inaccessible.  (must) The resources identified by the URI's are loaded.  post: A xforms-link-exception event was dispatched to the model declaration element</p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-4</h>
			<p href="chapter4/004.xml">pre: A valid external source for initial instance data is given.  (must) The external source is loaded and the XPath datamodel constructed  post: A XPath datamodel representing the initial instance data exists. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-5</h>
			<p href="chapter4/005.xml">pre: An inline initial instance data exist.  (must) A XPath datamodel is constructed using the initial instance data.  post: A XPath datamodel representing the initial instance data exists. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-6</h>
			<p href="chapter4/006.xml">pre: An inline initial instance data exist and an external source for initial instance data is given  (must) A XPath datamodel is constructed using the initial instance data in the external source.  post: A XPath datamodel representing the initial instance data from the external source exists. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-7</h>
			<p href="chapter4/007.xml">pre: neither inline initial instance data nor an external source for initial instance data is given.  (must) No processing.  post: No xpath datamodel exists. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-8</h>
			<p>pre: P3P is applicable  (must) P3P is initialized  post:  </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-9</h>
			<p href="chapter4/009.xml">pre: A node in the XPath datamodel representing the initial instance data contains more than one model item property of the same name.  (must) Processing for this containing document halts.  post: A xforms-binding-exception event was dispatched to the model declaration element </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstruct">Assertion no. 4.2.1-10</h>
			<p href="chapter4/010.xml">pre: No exceptions during processing of xforms-model-construct event.  (must) A xforms-model-construct-done event is dispatch to the model declaration element.  post: A xforms-model-construct-done was dispatched to the model declaration element. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstructDone">Assertion no. 4.2.2-1</h>
			<p href="chapter4/013.xml">pre: The instance referenced by the form control existed when the first form control was processed  pre: The node the binding expression is evaluated to does exist.  (must) The binding expression is evaluated.   post: The control references the evaluated node. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstructDone">Assertion no. 4.2.2-2</h>
			<p href="chapter4/014.xml">pre: The instance referenced by the form control existed when the first form control was processed  pre: The node the binding expression is evaluated to does not exist.  (must) The binding expression is evaluated.   post: The control references no node and behaves as if its referenced node had an model item relevant of value false. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstructDone">Assertion no. 4.2.2-3</h>
			<p href="chapter4/015.xml">pre: The instance referenced by the form control did not exist.  pre: This is the first reference to the instance  (must) A default instance is created.  post: A default instance exists with the root element instanceData.  </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstructDone">Assertion no. 4.2.2-5</h>
			<p href="chapter4/017.xml">pre: The instance referenced by the form control did not exist.  pre: This is the first reference to the instance.  pre: A default instance with rootelement instanceData exists.  pre: The value of the binding expression is not a valid QName.  (must) A xforms-binding-exception event is dispatched to the model declaration element.  post: The event xforms-binding-exception was dispatched to the model declaration element. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstructDone">Assertion no. 4.2.2-6</h>
			<p href="chapter4/018.xml">pre: The instance referenced by the form control did not exist.  pre: This is the second or subsequent reference to the instance.  pre: A default instance with rootelement instanceData exists.  pre: A matching instance data node exists in the created instance data  (must) Find the matching node of the created instance data.  post: The form control references that node. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstructDone">Assertion no. 4.2.2-7</h>
			<p href="chapter4/019.xml">pre: The instance referenced by the form control did not exist when the first xforms-form-control-initialze was dispatched.  pre: This is the second or subsequent reference to the instance.  pre: A default instance with root element instanceData exists.  pre: A matching instance data node does not exists in the created instance data  pre: The value of the binding expression is a valid QName.  (must) An element in the default instance is created.  post: A child element of the root element instanceData with the binding expression as the name eixts. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelConstructDone">Assertion no. 4.2.2-8</h>
			<p href="chapter4/020.xml">pre: The instance referenced by the form control did not exist.  pre: This is the second or subsequent reference to the instance.  pre: A default instance with rootelement instanceData exists.  pre: A matching instance data node does not exists in the created instance data  pre: The value of the binding expression is not a valid QName.  (must) A xforms-binding-exception event is dispatched to the model declaration element.  post: The event xforms-binding-exception was dispatched to the model declaration element. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-ready">Assertion no. 4.2.3-1</h>
			<p>pre: no exceptions were thrown during processing of xforms-model-construct-done.  (must) No processing.   post: - </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-modelDestruct">Assertion no. 4.2.4-1</h>
			<p href="chapter4/021.xml">pre: The xforms processor is shutting down.  pre: A model exits.  (must) A xforms-model-destruct event is dispatched to the model declaration element  post: A xforms-model-destruct was disptached to the declaration element. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-next">Assertion no. 4.3.1-1</h>
			<p>pre: xforms-next is dispatched to a form control   (must) The focus is transferred to the next form control in navigation order.  post: The next form control has focus. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-next">Assertion no. 4.3.1-2</h>
			<p>pre: xforms-previous is dispatched to a form control   (must) The focus is transferred to the previous form control in navigation order.  post: The previous form control has focus. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-focus">Assertion no. 4.3.2-1</h>
			<p href="chapter4/022.xml">pre: xforms-focus is dispatched to a form control   (must) The focus is transferred to the form control.  post: The form control has focus. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-focus">Assertion no. 4.3.2-2</h>
			<p href="chapter4/022.xml">pre: xforms-focus is dispatched to a form control. pre: the form control is unable to receive focus.  (must) The focus is not transferred to the form control.  post: The form control does not have focus. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-help">Assertion no. 4.3.3-1</h>
			<p href="chapter4/023.xml">pre: xforms-help is dispatched to the form control.  pre: the form control has a help element.  (must) A message is constructed using the help element and presented to the user.  post: A help message is presented. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-help">Assertion no. 4.3.3-2</h>
			<p href="chapter4/023.xml">pre: xforms-help is dispatched to the form control.  pre: the form control does not have a help element.  (should) A default help message is constructed using the help element and presented to the user.  post: A help message might be presented. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-help">Assertion no. 4.3.3-3</h>
			<p href="chapter4/023.xml">pre: xforms-hint is dispatched to the form control.  pre: the form control has a hint element.  (must) A message is constructed using the hint element and presented to the user.  post: A hint message is presented. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-refresh">Assertion no. 4.3.4-1</h>
			<p>pre: A request to update all form controls associated with a model has been issued.  (must) The user interface updates to reflect the current state of the model.  post: The user interface reflects the current state of the model. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-1</h>
			<p>pre: A schema for the instance data exists.  pre: required, constraint, minOccurs and maxOccurs is not applied on any node.  (must) The instance is validated against the schema.  post: xforms-valid and xforms-invalid are dispatched to every form control referencing instance nodes in the model </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-2</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a required that evaluates to false exists.  pre: a form control referencing the bind exists.  pre: constraint, minOccurs and maxOccurs us not applied on any node.  (must) Required is evaluated.  post: xforms-valid was dispatched to the form control. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-3</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a required that evaluates to true exists.  pre: The instance node the bind references has no value.  pre: a form control referencing the bind exists.  pre: constraint, minOccurs and maxOccurs us not applied on any node.  (must) Required is evaluated.  post: xforms-invalid was dispatched to the form control.  </p>
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		<section>
			<h>Assertion no. 4.3.5-4</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a required that evaluates to true exists.  pre: The instance node the bind references has a nonempty value (defined 6.1.3).  pre: a form control referencing the bind exists.  pre: constraint, minOccurs and maxOccurs us not applied on any node.  (must) Required is evaluated.  post: xforms-valid was dispatched to the form control.  </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-5</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a constraint that evaluates to true exists,  pre: a form control referencing the bind exists.  pre: required, minOccurs and maxOccurs us not applied on any node.  (must) constraint is evaluated.  post: xforms-valid was dispatched to the form control. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-6</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a constraint that evaluates to false exists,  pre: a form control referencing the bind exists.  pre: required, minOccurs and maxOccurs us not applied on any node.  (must) constraint is evaluated.  post: xforms-invalid was dispatched to the form control.  </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-7</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a minOccurs less than than the size of the nodeset  pre: a form control referencing the bind exists.  pre: required, constraint and maxOccurs us not applied on any node.  (must) minOccurs is evaluated  post: xforms-valid was dispatched to the form control.  </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-8</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a minOccurs larger than than the size of the nodeset  pre: a form control referencing the bind exists.  pre: required, constraint and maxOccurs us not applied on any node.  (must) minOccurs is evaluated  post: xforms-invalid was dispatched to the form control. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-9</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a maxOccurs larger than than the size of the nodeset  pre: a form control referencing the bind exists.  pre: required, constraint and minOccurs are not applied on any node.  (must) maxOccurs is evaluated  post: xforms-valid was dispatched to the form control. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-10</h>
			<p>pre: A schema does not for the instance data exists.  pre: a bind with a maxOccurs smaller than than the size of the nodeset  pre: a form control referencing the bind exists.  pre: required, constraint and minOccurs are not applied on any node.  (must) maxOccurs is evaluated  post: xforms-invalid was dispatched to the form control. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-11</h>
			<p>pre: xforms-revalidate is dispacthed to the model   (must) validation is done  post: xforms-invalid or xforms-valid was dispatched to every form control referencing nodes in that model.. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.5-12</h>
			<p>pre: xforms-revalidate is dispatched to the model   pre: xforms-ui-initialized has not been dispatched.  (must) validation is done  post: xforms-invalid or xforms-valid are not dispatched. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.6.1</h>
			<p>pre: expressions exists that are not computational dependent on a node x  pre: the value of node x is changed  (must) recalculation is done.  post: No expressions is calculated. </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.6.2</h>
			<p>pre: expressions exists that are computational dependent on a node x  pre: the value of node x is changed  (must) recalculation is done.  post: each expression that are dependent on node x is calculated once. </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.6.3</h>
			<p>(must) The computes needs to be computed in topological order of their dependencies. </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.6.4</h>
			<p>pre: Computational expression marked for recalculation exists.  (must) Every marked expression is computed in topological order of their dependencies.  post: The state of the model is reflects the computations (and no recalculcation marks exists) </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-revalidate">Assertion no. 4.3.6.5</h>
			<p>pre: a compute has circular dependices.  (must) report an exception  post: the xforms-compute-exception was dispatched on the model element. </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-rebuild">Assertion no. 4.3.7.1</h>
			<p>pre: xforms-rebuild is dispatched to model   (must) builts the dependency datastructure  post: the dependecy datastructure was built and all instance nodes that have associated computational expression is marked for recalcalculation, </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-reset">Assertion no. 4.3.8.1</h>
			<p>pre: xforms-reset is dispatched the model  (must) The instance data is reset to the state it had after xforms-initialize-done  (must) xforms-rebuild, xforms-recalculate, xforms-revalidate and xforms-referesh are disptached to the model.  post: The instance reflects the initial state and the xforms-rebuild, xforms-recalculate , xforms-revalidate and xforms-refresh was dispatched in this order to the model. </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-activate">Assertion no. 4.4.1-1</h>
			<p>pre: default action request was issued on a form control.  (must) DOMActivate is dispatched to the form control. </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-valueChanging">Assertion no. 4.4.2-1</h>
			<p>pre: An interactive change to an instance node bound to a form control with incremental set to true  (should) xforms-value-changing is dispatched to the form control </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-valueChanged">Assertion no. 4.4.3-1</h>
			<p>pre: A confirmed change to a instance node bound to a form control with incremental set to true  (must) xforms-value-change is dispatched to the form control </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-select">Assertion no. 4.4.4-1</h>
			<p>pre: An item in a select or select1 is selected  (must) The xforms-select is dispatched to the item declaration element </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-select">Assertion no. 4.4.4-2</h>
			<p>pre: An item in a select or select1 is deselected  (must) The xforms-deselect is dispatched to the item declaration element </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-select">Assertion no. 4.4.4-3</h>
			<p>pre: A case is selected  (must) the xforms-select is dispatched to the case declaration element </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-select">Assertion no. 4.4.4-4</h>
			<p>pre: A case is deselected  (must) the xforms-deselect is dispatched to the case declaration element </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-scroll">Assertion no. 4.4.5-1</h>
			<p>pre: The repeat view scrolls beyond the beginning of the repeat items  (must) the xforms-first is dispatched </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-scroll">>Assertion no. 4.4.5-2</h>
			<p>pre: The repeat view scrolls beyond the end of the repeat items  (must) the xforms-last is dispatched </p>
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		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-insert">Assertion no. 4.4.6-1</h>
			<p>pre: The insert action is invoked succesfully. (even though the spec. does not make this distinction)  (must) xforms-insert is dispatched to the instance.   post: the xforms-insert event with context-info of the xpath expression used for insert </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-insert">Assertion no. 4.4.6-2</h>
			<p>pre: The delete action is invoked succesfully. (even though the spec. does not make this distinction)  (must) xforms-delete is dispatched to the instance.  post: the xforms-delete event with context-info of the xpath expression used for delete </p>
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		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-valid">Assertion no. 4.4.7-1</h>
			<p>pre: A form control bound to an instance data node exists  pre: xforms-revalidate processing has concluded with the instance data node being valid  (must) either a xforms-valid is dispatched to the form control. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-invalid">Assertion no. 4.4.8-1</h>
			<p>pre: A form control bound to an instance data node exists  pre: xforms-revalidate processing has concluded with the instance data node being invalid  (must) either a xforms-invalid is dispatched to the form control. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-DOMFocusIn">Assertion no. 4.4.9-1</h>
			<p>pre: A form control has received focus  (must) DOMFocusIn is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-DOMFocusOut">Assertion no. 4.4.10-1</h>
			<p>pre: A form control losing focus  (must) DOMFocusOut is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-readonly">Assertion no. 4.4.11-1</h>
			<p>pre: A form control bound to an instance data node exists  pre: xforms-calculate processing has concluded with the instance data node property readonly evaluating to true  (must) xforms-readonly is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-readwrite">Assertion no. 4.4.12-1</h>
			<p>pre: A form control bound to an instance data node exists  pre: xforms-calculate processing has concluded with the instance data node property readonly evaluating to false  (must) xforms-readwrite is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-required">Assertion no. 4.4.13-1</h>
			<p>pre: A form control bound to an instance data node exists  pre: xforms-calculate processing has concluded with the instance data node property required evaluating to true  (must) xforms-required is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-optional">Assertion no. 4.4.14-1</h>
			<p>pre: A form control bound to an instance data node exists  pre: xforms-calculate processing has concluded with the instance data node property required evaluating to false  (must) xforms-optional is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-enabled">Assertion no. 4.4.15-1</h>
			<p>pre: A form control bound to an instance data node exists  pre: xforms-calculate processing has concluded with the instance data node property relevant evaluating to true  (must) xforms-enabled is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-disabled">Assertion no. 4.4.16-1</h>
			<p>pre: A form control bound to an instance data node exists  pre: xforms-calculate processing has concluded with the instance data node property relevant evaluating to false  (must) xforms-disbaled is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-in-range">Assertion no. 4.4.17-1</h>
			<p>pre: The value of an instance data node changed so that the value can be represented in the form control  (must) xforms-in-range is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-out-of-range">Assertion no. 4.4.18-1</h>
			<p>pre: The value of an instance data node changed so that the value cannot be represented in the form control  (must) xforms-out-of-range is dispatched to the form control </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-submitdone">Assertion no. 4.4.19-1</h>
			<p>pre: A submission has been successfully completed  (must) xforms-submit-done is dispatched to the submission </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-submitError">Assertion no. 4.4.20-1</h>
			<p>pre: A submission failed to complete  (must) xforms-submit-error is dispatched to the model. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-bindingException">Assertion no. 4.5.1-1</h>
			<p>pre: An illegal binding expression exists.  (must) xforms-binding-exception is dispatched to the model  post: processing halted. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-bindingException">Assertion no. 4.5.1-2</h>
			<p>pre: a model attribute fails to point the ID of a model  (must) xforms-binding-exception is dispatched to the default model  post: processing halted. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-bindingException">Assertion no. 4.5.1-3</h>
			<p>pre: a bind attribute fails to point at the ID of a bind  (must) xforms-binding-exception is dispatched to the default model  post: processing halted. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-linkException">Assertion no. 4.5.2-1</h>
			<p>pre: Failure in link traversal of a linking atribute  (must) xforms-link-exception is dispatched to the model.  post: the context info of the event is the URI that failed to load.  post: processing halted. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-linkError">Assertion no. 4.5.3-1</h>
			<p>pre: Failure in link traversal of a linking atribute in a situation not critical to form processing  (must) xforms-link-error is dispatched to the model.  post: the context info of the event is the URI that failed to load. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#evt-computeException">Assertion no. 4.5.4</h>
			<p>pre: if an invalid paramter is passed to a xforms function  (must) xforms-compute-exception  post: processing halted. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-input">Assertion no. 4.6.1-1</h>
			<p>pre: value of form control input, secret, textarea, range, or upload is changed by user. pre: form control has an attribute "incremental" with a value of "false". (must) no events are dispatched. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-input">Assertion no. 4.6.1-2</h>
			<p>pre: value of form control input, secret, textarea, range, or upload is changed by user. pre: form control has no "incremental" attribute. (must) no events are dispatched. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-input">Assertion no. 4.6.1-3</h>
			<p>pre: value of form control input, secret, textarea, range, or upload is changed by user. pre: form control has an attribute "incremental" with a value of "true".  (must) Events must be dispatched in the order defined in Section 4.6.6. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-input">Assertion no. 4.6.1-4</h>
			<p>pre: value of form control input, secret, textarea, range, or upload is changed. pre: form control has an attribute "incremental" with a value of "true". pre: the changed form control loses focus. (must) Events must be dispatched in the order defined in Section 6.6.8. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-select">Assertion no. 4.6.3-1</h>
			<p>pre: value of select or select1 is changed by user. pre: form control has an attribute "incremental" with a value of "false". (must) Events mujst be dispatched in the order defined in Section 6.6.7. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-select">Assertion no. 4.6.3-2</h>
			<p>pre: value of select or select1 is changed by user. pre: form control has no "incremental" attribute. (must) Events mujst be dispatched in the order defined in Section 6.6.7. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-select">Assertion no. 4.6.3-3</h>
			<p>pre: value of select or select1 is changed by user. pre: form control has an attribute "incremental" with a value of "true". (must) Events must be dispatched in the order defined in Section 6.6.7 followed by those in Section 6.6.6. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-select">Assertion no. 4.6.3-4</h>
			<p>pre: value of select, or select1 is changed. pre: the changed form control loses focus. pre: form control has an attribute "incremental" with a value of "true". (must) Events must be dispatched in the order defined in Section 6.6.8. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-trigger">Assertion no. 4.6.4-1</h>
			<p>pre: a trigger control is activated. (must) Events must be dispatched in the order defined in Section 6.6.9. </p>
			<nl/>
		</section>
		<section>
			<h href="http://www.w3.org/MarkUp/Forms/Group/Drafts/Sources/slice4.html#sequence-for-submit">Assertion no. 4.6.5-1</h>
			<p>pre: a submit control is activated. (must) Events must be dispatched in the order defined in Section 6.6.9., followed by those in Section 6.6.10 </p>
			<nl/>
		</section>
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