indexOf刚开始写成IndexOf出错

 {{#  if(d.fronturlmin ==null||d.fronturlmin ==""){ }}
                <img src="@System.Configuration.ConfigurationManager.AppSettings["IPAddress"]/upimg/xmimg/{{ d.fronturl}}"  style="height:60px; display: table-cell;vertical-align: middle;">
                {{#  } else { if(d.fronturlmin.indexOf("/")>-1){ }}
                <img src="@System.Configuration.ConfigurationManager.AppSettings["IPAddress"]/upimg/xmimg/{{ d.fronturl}}" st style="height:60px; display: table-cell;vertical-align: middle;">
                {{# }else{ }}
                <img src="@System.Configuration.ConfigurationManager.AppSettings["IPAddress"]/upimg/xmimg/min/m-{{ d.fronturlmin}}"  style="height:60px; display: table-cell;vertical-align: middle;">
                {{#  } } }}

indexOf刚开始写成IndexOf出错