function conf() {
   return confirm('This record will be permanently deleted. Do you want to continue?');
}
opera = (navigator.userAgent.indexOf('Opera') >= 0)? true : false;
ie = (document.all && !opera)? true : false;
dom = (document.getElementById && !ie && !opera)? true : false;

var expiration = new Date();
expiration.setTime(expiration.getTime() + 3600*3600*3600);


function showtranscript(elemId,displayValue) {
  if (dom) {

      if (displayValue) {
         document.getElementById(elemId).style.display = displayValue;
         return 0;
      }

      if (document.getElementById(elemId).style.display == "none") {
         document.getElementById(elemId).style.display = "block";
      } else if (document.getElementById(elemId).style.display == "block") {
         document.getElementById(elemId).style.display = "none";
      } 
      
  } else if (ie) {

    if (displayValue) {
       document.all[elemId].style.display =  displayValue;
       return 0;
    }

    if (document.all[elemId].style.display == "block") {
       document.all[elemId].style.display = "none";
    } else if (document.all[elemId].style.display == "none") {
      document.all[elemId].style.display = "block";
    }

  }
}

function display(cookie_name, id) {
    var template_category_cookie;

    template_category_cookie = GetCookie(cookie_name);

    if (template_category_cookie) {
       SetCookie(cookie_name, "1", expiration, "", "","") 
       showtranscript(id, 'block');
    } else {
       SetCookie(cookie_name, "", expiration, "", "","") 
       showtranscript(id, 'none');
    }

    return true;                            
}


function onCookieChange(cookie_name, id) {
 
  if (dom) {
      if (document.getElementById(id).style.display == "none") {
         SetCookie(cookie_name, "", expiration, "", "","") 
      } else if (document.getElementById(id).style.display == "block") {
         SetCookie(cookie_name, "1", expiration, "", "","") 
      } 
      
  } else if (ie) {

    if (document.all[id].style.display == "block") {
       SetCookie(cookie_name, "1", expiration, "", "","") 
    } else if (document.all[id].style.display == "none") {
       SetCookie(cookie_name, "", expiration, "", "","") 
    }

  }
}


function SetCookie(name, value, expires, path, domain, secure) { 

   var mycookie = name + "=" + escape(value);
   var myexpires = new Date();
   myexpires.setTime(myexpires.getTime() + 5000);
   mycookie = mycookie + "; myexpires=" + myexpires.toGMTString();
   document.cookie = mycookie;
}


function GetCookie(name) { 
   var arg = name + "="; 
   var alen = arg.length; 
   var clen = document.cookie.length; 
   var i = 0; 

   while (i < clen) { 
     var j = i + alen; 
     if (document.cookie.substring(i, j) == arg)  return getCookieVal (j); 
     i = document.cookie.indexOf(" ", i) + 1; 
     if (i == 0) break; 
   }
    
   return null; 
} 


function getCookieVal (offset) { 
  var endstr = document.cookie.indexOf (";", offset); 
  if (endstr == -1) endstr = document.cookie.length; 
   return unescape(document.cookie.substring(offset, endstr)); 
}