Event.observe(window, 'load',function(){
    $('cat1').observe('change',getChildCategories);
    $('query').observe('focus', inputFocus);
    $('query').observe('blur', inputBlur);
    $('query').observe('keyup', search);
    $('queryForm').observe('submit', inputSubmit);
    $('categoryForm').observe('submit', categorySubmit);
});