Version

size Property

Gets sets size of pane in pixels as Number. The set method returns true if size was set, value of false means failure,- size was not set due to collapsed state or before first paint.Number of pixels
Syntax
ASP.NET Ajax Javascript (Specification) 
function get_size() : Integer
function set_size(value : Integer)
ASP.NET Ajax Javascript (Usage) 
var resultVar = instanceOfSplitterPane.get_size();
See Also