function confirmLink(msg){
    var is_confirmed = confirm(msg);
    return is_confirmed;
}
function display_(id) {
   var dom = (document.getElementById)? true : false;
   var ie4 = (!dom) && ((document.all)? true : false);
   if (dom){
      if(document.getElementById(id).style.display == "none"){
         document.getElementById(id).style.display = "block";
      }else{
         document.getElementById(id).style.display = "none";
      }
   }
   if(ie4){
      if(document.all[id].style.display == "none"){
         document.all[id].style.display = "block";
      }else{
         document.all[id].style.display = "none";
      }
   }
} 

function tableruler(){
   if (document.getElementById && document.createTextNode){
      var tables=document.getElementsByTagName('table');
      for (var i=0;i<tables.length;i++){
         if(tables[i].className=='ruler'){
            var trs=tables[i].getElementsByTagName('tr');
            for(var j=0;j<trs.length;j++){
               if(trs[j].parentNode.nodeName=='TBODY')
               {
                  trs[j].onmouseover=function(){
                     tds=this.getElementsByTagName('td');
                     for(var ij=0;ij<tds.length;ij++)tds[ij].className='ruled';
                     return false;}
                  trs[j].onmouseout=function(){
                     tds=this.getElementsByTagName('td');
                     for(var ij=0;ij<tds.length;ij++)tds[ij].className='';
                     return false;}
               }
            }
         }
      }
   }
}
function tableruler_sort(){
   if (document.getElementById && document.createTextNode){
      var tables=document.getElementsByTagName('table');
      for (var i=0;i<tables.length;i++){
         if(tables[i].className=='sort'){
            var trs=tables[i].getElementsByTagName('tr');
            for(var j=0;j<trs.length;j++){
               if(trs[j].parentNode.nodeName=='TBODY')
               {
                  trs[j].onmouseover=function(){
                     tds=this.getElementsByTagName('td');
                     for(var ij=0;ij<tds.length;ij++)tds[ij].className='ruled';
                     return false;}
                  trs[j].onmouseout=function(){
                     tds=this.getElementsByTagName('td');
                     for(var ij=0;ij<tds.length;ij++)tds[ij].className='';
                     return false;}
               }
            }
         }
      }
   }
}