Html editor (Table Section )-

Getting an error of exception row not selected and hence could not perform insert column operation

please could any one check the code and correct it...it is attached below

public void tableinsertcol()

{

// see if a table selected or insertion point inside a table

mshtmlTable table = null;

IHTMLTableRow row = null;

mshtmlTableCell cell = null;

GetTableElement(out table, out row);

// process according to table being defined

if (table != null && row != null)

{

try

{

// find the existing row the user is on and perform the insertion

int index = cell.cellIndex;

foreach (mshtml.IHTMLTableRow rows in table.rows)

{

row.insertCell(index);

}

catch (Exception ex)

{

throw new HtmlEditorException("Unable to insert a new Row", "TableinsertRow", ex);

}

else

{

throw new HtmlEditorException("Row not currently selected within the table", "TableInsertRow");

}