jucai/public/themes/default/assets/app/js/mydiv.js

/**
 * Created by Administrator on 2017/12/29.
 */
    function ShowDiv(show_div,bg_div){
        document.getElementById(show_div).style.display='block';
        document.getElementById(bg_div).style.display='block' ;
        var bgdiv = document.getElementById(bg_div);
        bgdiv.style.width = document.body.scrollWidth;
        // bgdiv.style.height = $(document).height();
        $("#"+bg_div).height($(document).height());
    };
//关闭弹出层
function CloseDiv(show_div,bg_div)
{
    document.getElementById(show_div).style.display='none';
    document.getElementById(bg_div).style.display='none';
};