if (typeof(WPSC) == "undefined") 
{
    WPSC = new Object();
    WPSC.Init = function()
    {
        //do nothing
    }
    
    WPSC.WebPartPage = new Object();
    WPSC.WebPartPage.Parts = new Object();
    WPSC.WebPartPage.Parts.Register = function()
    {
        //do nothing
    }
}