function toggle_keyword_for_search_query(B,A){e=Element.firstDescendant($("keyword_search_form"));if(e.value.match(B)){e.value=e.value.replace(", "+keyword_pair(B,A),"");e.value=e.value.replace(keyword_pair(B,A),"");e.value=e.value.replace(/^[\s]?,/,"");unhighlight_keyword(B)}else{highlight_keyword(B);if(e.value!=""){e.value=e.value+", "}e.value=e.value+keyword_pair(B,A)}return false}function keyword_pair(B,A){return B+":"+A}function highlight_keyword(A){$(A).style.backgroundColor="#f9f898"}function unhighlight_keyword(A){$(A).style.backgroundColor="white"};