织梦dedecms将面包屑导航中的首页换成图片的方法

function GetPositionLink($islink=true)
    {
        if ( defined('DEDEMOB') )
        {
            $indexpage = "<a href='index.php'>".$this->indexName."</a>";
        } else{
            $indexpage = "<a href='".$this->indexUrl."'>".$this->indexName."</a>";
        }

function GetPositionLink($islink=true)
    {
        if ( defined('DEDEMOB') )
        {
            $indexpage = "<a href='index.php'>"."<img src=\"/style/cmsjzy.jpg\" class=\"cmsjzy\" alt=\"Home\">"."</a>";
        } else{
            $indexpage = "<a href='".$this->indexUrl."'>"."<img src=\"/style/cmsjzy.jpg\" class=\"cmsjzy\" alt=\"Home\">"."</a>";
        }