// This next little bit of code tests whether the user accepts cookies.
// this is our cookie library with some simple functions for setting and deleting cookies

var WM_acceptsCookies = false;
if(document.cookie == '') 
{
    document.cookie = 'WM_acceptsCookies=yes'; // Try to set a cookie.
    if(document.cookie.indexOf('WM_acceptsCookies=yes') != -1) 
	{
	   WM_acceptsCookies = true;  // If it succeeds, set variable
    }
} 
else { 
   WM_acceptsCookies = true; // there was already a cookie
}

function WM_setCookie (name, value, hours, path, domain, secure) 
{
   // Don't waste your time if the browser doesn't accept cookies.
   if (WM_acceptsCookies)  
   {	 
      var not_NN2 = (navigator && navigator.appName && (navigator.appName == 'Netscape') && navigator.appVersion && (parseInt(navigator.appVersion) == 2))?false:true;
      if(hours && not_NN2) 
	  { 
	     // NN2 cannot handle Dates, so skip this part
		 if ( (typeof(hours) == 'string') && Date.parse(hours) ) 
		 { 
		    // already a Date string
			var numHours = hours;
		 } 
		 else if (typeof(hours) == 'number') 
		 { 
		    // calculate Date from number of hours
			var numHours = (new Date((new Date()).getTime() + hours*3600000)).toGMTString();
		 }
      }
      document.cookie = name + '=' + escape(value) + ((numHours)?(';expires=' + numHours):'') + ((path)?';path=' + path:'') + ((domain)?';domain=' + domain:'') + ((secure && (secure == true))?'; secure':''); // Set the cookie, adding any parameters that were specified.
	}
} 

function WM_readCookie(name) 
{
    if(document.cookie == '') {
	   return false;   // there's no cookie, so go no further
    } 
	else {
	   // there is a cookie
	   var firstChar, lastChar;
	   var theBigCookie = document.cookie;
	   firstChar = theBigCookie.indexOf(name);	
	   
	   // find the start of 'name'
	   var NN2Hack = firstChar + name.length;
	   if((firstChar != -1) && (theBigCookie.charAt(NN2Hack) == '=')) 
	   { 
	      // if you found the cookie
   	      firstChar += name.length + 1; // skip 'name' and '='
	      lastChar = theBigCookie.indexOf(';', firstChar); // Find the end of the value string (i.e. the next ';').
	      if(lastChar == -1) {
		     lastChar = theBigCookie.length;
	   	  }
	      return unescape(theBigCookie.substring(firstChar, lastChar));
	   } 
	   else { 
	       return false; // If there was no cookie of that name, return false.
	   }
    }	
} 

function WM_killCookie(name, path, domain) 
{
   var theValue = WM_readCookie(name); // We need the value to kill the cookie
   if(theValue)
   {
      document.cookie = name + '=' + theValue + '; expires=Fri, 13-Apr-1970 00:00:00 GMT' + ((path)?';path=' + path:'') + ((domain)?';domain=' + domain:''); // set an already-expired cookie
   }
} 

function killSession(){
	WM_killCookie("JSESSIONID", "/", "");
}

function deleteNoDialogCookie(url){
	WM_killCookie("dienst_company_id", "/", "");
	WM_killCookie("default_menu_id", "/", "");
	WM_killCookie("inschrijf_company_id", "/", "");
	WM_killCookie("extra_roles", "/", "");
	document.location = url;
}

function deleteCookie(url){
	WM_killCookie("dienst_company_id", "/", "");
	WM_killCookie("inschrijf_company_id", "/", "");
	WM_killCookie("default_menu_id", "/", "");
	WM_killCookie("extra_roles", "/", "");
	alert("Cookie is verwijderd.");
	document.location = url;
}