jQuery.extend(jQuery.expr[':'],{tfsdata:function(a){return jQuery(a).hasAttribute("tfsdata");},tfsrowdata:function(a){return jQuery(a).hasAttribute("tfsrowdata");},tfsrequired:function(a){return jQuery(a).hasAttribute("tfsrequired");},tfsdisabled:function(a){return jQuery(a).hasAttribute("tfsdisabled");}})