function changepetno(pageNo){       
          document.getElementById('pageto').value=pageNo;       
          document.location.href='index.asp?pet='+pageNo+'&#pet';  
      } 
function switchDisplay(content_id){
    try{
        var content_obj = document.getElementById("content_"+content_id);
        var keywords_obj = document.getElementById("keywords_"+content_id);
        var more_obj = document.getElementById("more_"+content_id);
        var less_obj = document.getElementById("less_"+content_id);
        if (content_obj.style.display=="block"){
            content_obj.style.display="none";
        }else{
            content_obj.style.display="block";
            
        }
     }catch(e){   
        alert(e.description)
     }
  }