function Cache()
{
	this._cacheMap = {};//客户端缓存对象
	
/** 
 * parameter: cacheName:缓存名称
 * parameter: cacheData:缓存数据
 * description:插入缓存数据
 */	
	this.setCache = function(cacheName,cacheData)
	{
		this._cacheMap[cacheName] = cacheData;
	}
	
/** 
 * parameter: cacheName:缓存名称
 * description:获得缓存数据
 */		
	this.getCache = function(cacheName)
	{
		return this._cacheMap[cacheName];
	}
}