var Cashe = {
    elements:{},
    is: function(name){
        return (Cashe.elements[name] != undefined);
    },
    get: function(name){
        if (!Cashe.is(name))
            alert('No such item in the cashe');
        else
            return (Cashe.elements[name]);
    },
    set: function(name, content){
        Cashe.elements[name] = content;
    },
    remove: function(name){
        delete Cashe.elements[name];
    },
    clear: function(){
        delete Cashe.elements;
        Cashe.elements = {};
    }    
}