Public ReadOnly Property CollapseAnimation As AnimationSettings

Visual Basic (Usage)	Copy Code
Dim instance As RadMenu Dim value As AnimationSettings   value = instance.CollapseAnimation

public AnimationSettings CollapseAnimation {get;}

Return Value

ASPX:

<radM:RadMenu ID="RadMenu1" runat="server">

<CollapseAnimation Type="OutQuint" Duration="300" />

<Items>

<radM:RadMenuItem Text="News" >

<Items>

<radM:RadMenuItem Text="CNN" NavigateUrl="http://www.cnn.com" />

<radM:RadMenuItem Text="Google News" NavigateUrl="http://news.google.com" />

</Items>

</radM:RadMenuItem>

<radM:RadMenuItem Text="Sport" >

<Items>

<radM:RadMenuItem Text="ESPN" NavigateUrl="http://www.espn.com" />

<radM:RadMenuItem Text="Eurosport" NavigateUrl="http://www.eurosport.com" />

</Items>

</radM:RadMenuItem>

</Items>

</radM:RadMenu>

C#	Copy Code
void Page_Load(object sender, EventArgs e) {    RadMenu1.CollapseAnimation.Type = AnimationType.Linear;    RadMenu1.CollapseAnimation.Duration = 300; }

Visual Basic	Copy Code
Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load     RadMenu1.CollapseAnimation.Type = AnimationType.Linear     RadMenu1.CollapseAnimation.Duration = 300 End Sub

Use the CollapseAnimation property to customize the expand animation of RadMenu. You can specify the Type, Duration and the items are collapsed.
To disable expand animation effects you should set the Type to AnimationType.None. To customize the expand animation you can use the ExpandAnimation property.

Reference