function mouse_on1(obj){ 
    obj.style.backgroundColor='#ddedfe'; 
    obj.style.borderTop='1px solid #6699cc';
    obj.style.borderBottom='1px solid #6699cc';
    } 

    function mouse_off1(obj) {
    obj.style.backgroundColor='white';
    obj.style.borderTop='1px solid white';
    obj.style.borderBottom='1px solid white';
    }

    function mouse_on2(obj){ 
    obj.style.backgroundColor='#ffe5f0'; 
    obj.style.borderTop='1px solid #f5b7d2';
    obj.style.borderBottom='1px solid #f5b7d2 ';
    } 

    function mouse_off2(obj) {
    obj.style.backgroundColor='white';
    obj.style.borderTop='1px solid white';
    obj.style.borderBottom='1px solid white';
    }

    function mouse_on3(obj){ 
    obj.style.backgroundColor='#e8e0ee'; 
    obj.style.borderTop='1px solid #aa89c0';
    obj.style.borderBottom='1px solid #aa89c0';
    } 

    function mouse_off3(obj) {
    obj.style.backgroundColor='white';
    obj.style.borderTop='1px solid white';
    obj.style.borderBottom='1px solid white';
    }

    function mouse_on4(obj){ 
    obj.style.backgroundColor='#c4ffc4'; 
    obj.style.borderTop='1px solid #00ff00';
    obj.style.borderBottom='1px solid #00ff00';
    } 

    function mouse_off4(obj) {
    obj.style.backgroundColor='white';
    obj.style.borderTop='1px solid white';
    obj.style.borderBottom='1px solid white';
    }