function bottom(){
    document.writeln("<!--底部广告-->");
}
function dl(){
    document.writeln("<!--对联广告-->");
}
function right(){
    document.writeln("<!--右下角广告-->");
}

function list2(){
    document.writeln("<p align='center'>");
    
    document.writeln("</p>");
}
function list3(){
    document.writeln("<p align='center'>");
    
    document.writeln("</p>");
}

function read2(){
    document.writeln("<div style='margin:10px auto;width: 930px;height: 250px;'>");
    document.writeln("<span style='float:left;margin:0 5px'>");
    
    document.writeln("</span>");
    document.writeln("<span style='float:left;margin:0 5px'>");
    
    document.writeln("</span>");
    document.writeln("<span style='float:left;margin:0 5px'>");
    
    document.writeln("</span>");
    document.writeln("</div>");
}
function read3(){
    
// 
}
function read4(){
    document.writeln("<p align='center'>");
    
    document.writeln("</p>");
}