function switchTag(tag,content) 
{ 
  //alert(tag); 
  //alert(content); 
  for(i=1; i<3; i++){ 
  if ("news_t_"+i==tag){ 
        document.getElementById(tag).getElementsByTagName("a")[0].className="selectli_"+i; 
        document.getElementById(tag).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className="selectspan_"+i; 
  }else{ 
         document.getElementById("news_t_"+i).getElementsByTagName("a")[0].className=""; 
         document.getElementById("news_t_"+i).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className=""; 
        } 
  

       if ("content"+i==content){ 
          document.getElementById(content).className=""; 
       }else{ 
          document.getElementById("content"+i).className="hidecontent"; 
       } 
         //document.getElementById("content").className=content; 
       

   }    
} 

function switchTag2(tag,content) 
{ 
  //alert(tag); 
  //alert(content); 
  for(i=1; i<5; i++){ 
  if ("ihost_t_"+i==tag){ 
        document.getElementById(tag).getElementsByTagName("a")[0].className="selectli_"+i; 
        document.getElementById(tag).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className="selectspan_"+i; 
  }else{ 
         document.getElementById("ihost_t_"+i).getElementsByTagName("a")[0].className=""; 
         document.getElementById("ihost_t_"+i).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className=""; 
        } 
  

       if ("hostcontent"+i==content){ 
          document.getElementById(content).className=""; 
       }else{ 
          document.getElementById("hostcontent"+i).className="hidecontent"; 
       } 
         //document.getElementById("content").className=content; 
       

   }    
} 


function switchTag3(tag,content) 
{ 
  
  for(i=1; i<10; i++){ 
  
        if ("MM_"+i==tag){ 
          document.getElementById(tag).className="current_m"; 
        //document.getElementById(tag).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className="selectspan_"+i; 
       }else{ 
           document.getElementById("MM_"+i).className=""; 
         //document.getElementById("ihost_t_"+i).getElementsByTagName("a")[0].getElementsByTagName("span")[0].className=""; 
        } 


       if ("sub_MM_"+i==content){ 
          //document.getElementById(content).className="";
           document.getElementById(content).className="c_sub_MM_"+i;
       }else{ 
          document.getElementById("sub_MM_"+i).className="hidecontent"; 
        } 
        
   }    
}