Wisej.Web.WebBrowser.eavl(JS) do not works

Wisej.Web.WebBrowser.eavl(JS) do not works

In this code, please advise:

Public Class CTreeView_basic_01_ForBooks
Inherits TreeView

Dim OWebBrowser As Wisej.Web.WebBrowser

Public Sub New(INOGuid As Guid, ByRef INoWebBrowser As Wisej.Web.WebBrowser)
OWebBrowser = INoWebBrowser

With Me
.Dock = DockStyle.Fill
.ShowPlusMinus = True
.ShowRootLines = True
.ShowNodeToolTips = True
End With

End Sub

Private Sub CTreeView_basic_01_NodeMouseClick(sender As Object, e As TreeNodeMouseClickEventArgs) Handles Me.NodeMouseClick
Dim OTreeNode As TreeNode = e.Node

Dim searchText As String = OTreeNode.Text

Dim js As String =
“var found = false;
var el = document.body;
if (el.innerText.includes(‘” & searchText.Replace(“”””, “\”””) & “‘)) {
el.style.backgroundColor = ‘yellow’;
found = true;
}
if (!found) alert(‘Nothing Found’);”

OWebBrowser.Eval(js)

End Sub

End Class