/**
* onclick function for category menu
*/
function ajaxOpenSearch(url) {
 var ajaxRequest = new AjaxRequest(url);
 ajaxRequest.setPreRequest( function() { document.body.style.cursor = 'progress'; } );
 ajaxRequest.setPostRequest( function() { document.body.style.cursor = 'default'; } );
 ajaxRequest.sendRequest();
 return false;
}