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  • 1 # lanfengz3

    function changeBody(index){

    switch(index){

    case 1:{

    document.getElementById("iDBody1").style.display = "";

    document.getElementById("iDBody2").style.display = "none";

    document.getElementById("iDBody3").style.display = "none";

    }

    case 2:{

    document.getElementById("iDBody1").style.display = "none";

    document.getElementById("iDBody2").style.display = "";

    document.getElementById("iDBody3").style.display = "none";

    }

    case 3:{

    document.getElementById("iDBody1").style.display = "none";

    document.getElementById("iDBody2").style.display = "none";

    document.getElementById("iDBody3").style.display = "";

    }

    }

    }

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