public/javascripts/yui/datatable/datatable.js
function(elTh, oColumn) {
    SDT.superclass._initThEl.call(this, elTh, oColumn);
    elTh.id = this.getId() +"-fixedth-" + oColumn.getSanitizedKey(); // Needed for getColumn by TH and ColumnDD
}
function(elTh, oColumn) {
    SDT.superclass._initThEl.call(this, elTh, oColumn);
    elTh.id = this.getId() +"-fixedth-" + oColumn.getSanitizedKey(); // Needed for getColumn by TH and ColumnDD
}
function ( elTh , oColumn ) { SDT . superclass . _initThEl . call ( this , elTh , oColumn ) ; elTh . id = this . getId ( ) + "-fixedth-" + oColumn . getSanitizedKey ( ) ; // Needed for getColumn by TH and ColumnDD }
SDT changes ID so as not to duplicate the accessibility TH IDs.

@method _initThEl
@param elTh {HTMLElement} TH element reference.
@param oColumn {YAHOO.widget.Column} Column object.
@private
SDT changes ID so as not to duplicate the accessibility TH IDs .