             java.lang.String&nbsp;arg)
                throws <A HREF="../../../org/w3c/dom/DOMException.html">DOMException</A></PRE>
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<DD>Insert a string at the specified 16-bit unit offset.<DD><DL>
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<DT><B>Parameters:</B><DD><CODE>offset</CODE> - The character offset at which to insert.<DD><CODE>arg</CODE> - The <code>DOMString</code> to insert.<DT><B>Throws:</B><DD><CODE><A HREF="../../../org/w3c/dom/DOMException.html">DOMException</A></CODE> - INDEX_SIZE_ERR: Raised if the speci