321Chapter 15Generic HTML Element Objects

getExpression(), setExpression(), recalc() Methods

This clock uses Dynamic Properties to calculate bar width and timenumbers:

Related Items:document.recalc(), removeExpression(), setExpression()methods. swapNode(otherNodeObject) Returns:Nodeobject reference. Compatibility:WinIE5+, MacIE-, NN-, Moz-, Safari- The swapNode()method exchanges the positions of two nodes within an element hierarchy. Contents of both nodes are preserved in their entirety during the exchange. The singleparameter must be a valid node object (perhaps created with document.createElement() or copied from an existing node). A return value is a reference to the object whoseswapNode()method was invoked. ExampleSee Listing 15-31 (the replaceNode()method) for an example of the swapNode()method inaction. Related Items:removeChild(), removeNode(), replaceChild(), replaceNode()methods. tags( tagName ) Returns: Array of element objects. Compatibility:WinIE4+, MacIE4+, NN-, Moz-, Safari- elementObjectCollection.tags()

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