How to highlight selected text in web browser in win form

Question

//Highlight selected Text

// Problem-I have current selection method but could not highlight the current selection..

Please help me out...really stuck....

If need any correction in given code please make it...

 

public void highlightselectedtext()

{

IHTMLDocument2 htmldocument = editorWebBrowser.Document.DomDocument as IHTMLDocument2;

IHTMLSelectionObject currentSelection = htmldocument.selection;

if (currentSelection != null)

{

IHTMLTxtRange range = currentSelection.createRange() as IHTMLTxtRange;

if (range != null)

{

// ?????????//

}

}

 

 

 

Thanks in advance...Plz Help ..