public/javascripts/yui/dragdrop/dragdrop-debug.js
function(pos) {
        var p = pos || Dom.getXY(this.getEl());

        this.deltaSetXY = null;

        this.startPageX = p[0];
        this.startPageY = p[1];
    }
function(pos) {
        var p = pos || Dom.getXY(this.getEl());

        this.deltaSetXY = null;

        this.startPageX = p[0];
        this.startPageY = p[1];
    }
function ( pos ) { var p = pos || Dom . getXY ( this . getEl ( ) ) ; this . deltaSetXY = null ; this . startPageX = p [ 0 ] ; this . startPageY = p [ 1 ] ; }
Sets the start position of the element.  This is set when the obj
is initialized, the reset when a drag is started.
@method setStartPosition
@param pos current position (from previous lookup)
@private
Sets the start position of the element . This is set when the obj is initialized the reset when a drag is started .