$(function() {
        attachEvents();
    });
    
    function isset() {
        var a=arguments; var l=a.length; var i=0;
        
        if (l==0) { 
            throw new Error('Empty isset'); 
        }
        
        while (i!=l) {
            if (typeof(a[i])=='undefined' || a[i]===null) { 
                return false; 
            } else { 
                i++; 
            }
        }
        return true;
    }
    
    function attachEvents() {
        $('#searchSite').focus(function() {
            if($('#searchSite').val() == 'quick search...') {
                $('#searchSite').val('');
            }
            return false;
        });
        
        /*
        $('#searchSite').blur(function() {
            if(isset($('#searchSiteJs').val())) {
            } else {
                $('#searchSite').val('quick search...');
            }
            return false;
        });
        */
    };