function unicode(s){ 
   var len=s.length; 
   var rs=""; 
   for(var i=0;i<len;i++){ 
          //var k=s.substring(i,i+1); 
		  var k=s.charCodeAt(i)+100;
          rs+= (i==0?"":",")+k; 
   } 
   return rs; 
} 
function runicode(s){ 
   var k=s.split(","); 
   var rs=""; 
   for(i=0;i<k.length;i++){ 
      rs+=String.fromCharCode(k[i]-100); 
   } 
   return rs; 
}

function setCookie(name,value,hours,path){
    var name = escape(name);
    var v1 = unicode(value);
    var value = escape(v1);
    var expires = new Date();
    expires.setTime(expires.getTime() + hours*3600000);
    path = path == "" ? "" : ";path=" + path;
    _expires = (typeof hours) == "string" ? "" : ";expires=" + expires.toUTCString();
    document.cookie = name + "=" + value + _expires + path;
}
function getCookieValue(name){
    var name = escape(name);
    var allcookies = document.cookie;       
    name += "=";
    var pos = allcookies.indexOf(name);    
    if (pos != -1){                                             
        var start = pos + name.length;                  
        var end = allcookies.indexOf(";",start);        
        if (end == -1) end = allcookies.length;        
        var value = allcookies.substring(start,end); 
		var v1 = unescape(value);
        return runicode(v1);
        //return unescape(value);
		
        }   
    else return "";                                             
}
function deleteCookie(name,path){
    var name = escape(name);
    var expires = new Date(0);
    path = path == "" ? "" : ";path=" + path;
    document.cookie = name + "="+ ";expires=" + expires.toUTCString() + path;
}