function setCookie(cookieName,cookieValue,nDays)
		          {
		          	var today = new Date();
						 var expire = new Date();
							if (nDays==null || nDays==0) nDays=1;
									expire.setTime(today.getTime() + 3600000*24*nDays);
										document.cookie = cookieName+"="+escape(cookieValue)
												 + ";expires="+expire.toGMTString();

		          }
		          function ReadCookie(cookieName)
		          {
		          	 var theCookie=""+document.cookie;
 					var ind=theCookie.indexOf(cookieName);
 						if (ind==-1 || cookieName=="") return "";
 								var ind1=theCookie.indexOf(';',ind);
 						if (ind1==-1) ind1=theCookie.length;
 							return unescape(theCookie.substring(ind+cookieName.length+1,ind1));

		          }
		          function randomNum()
		          {
		          	// var randomnumber=Math.floor(Math.random()*492);

		          	 return 3;
		          }