function CookieClass(){ 
	this.expires = 0 ; 
	this.path = "";
	this.domain = "";
	this.secure = false;

	this.setCookie = function(name,value){ 
		var str = name+"="+encodeURIComponent(value); 
		if (this.expires>0){ 
			var date=new Date(); 
			var ms=this.expires * 60 * 1000;
			date.setTime(date.getTime()+ms); 
			str+="; expires="+date.toGMTString(); 
		} 
		if(this.path!="")str+="; path="+this.path;
		if(this.domain!="")str+="; domain="+this.domain;
		if(this.secure!="")str+="; true";

		document.cookie=str; 
	} 

	this.getCookie=function(name){ 
		var cookieArray=document.cookie.split("; ");
		var cookie=new Object(); 
		for(var i=0;i<cookieArray.length;i++){ 
			var arr=cookieArray[i].split("=");
			if(arr[0]==name) {
				return decodeURIComponent(arr[1]);
			}
		} 
		return ""; 
	} 

	this.deleteCookie=function(name){ 
		var date=new Date(); 
		var ms= 1 * 1000; 
		date.setTime(date.getTime() - ms); 
		var str = name+"=no; expires=" + date.toGMTString();
		document.cookie=str; 
	} 

	this.showCookie=function(){ 
		alert(unescape(document.cookie)); 
	} 

}