var AjaxBase=
{
	ajax_req_post:function(url,params,cbFunction){
		url+="&t="+new Date().getTime();
		var _ajax=new Ajax.Request(url,{method:'post',parameters:params,onComplete:cbFunction,onFailure:this.showError,asynchronous:true});
	},
	ajax_req_get:function(url,cbFunction){
		url+="&t="+new Date().getTime();
		var _ajax=new Ajax.Request(url,{method:'get',onComplete:cbFunction,onFailure:this.showError,asynchronous:true});
	},
	ajax_req_sync:function(url,cbFunction){
		url+="&t="+new Date().getTime();
		var _ajax=new Ajax.Request(url,{method:'get',onFailure:this.showError,asynchronous:false});
		cbFunction(_ajax.transport);
	},
	showError:function(originalRequest){
		alert("http status:"+originalRequest.status+"\nError occured. Press F5 if you see anything unusual.\n"+originalRequest.responseText);
	},
	reqURL:function(url){
		this.ajax_req_get(url,this.showContent);
	},
	processResponse:function(responseContent){		
		var temp=responseContent.replace(/(^\s*)|(\s*$)/g, ""); 
		var respType=temp.substring(0,1);
		if(temp.indexOf("error")>=0)
		{
			return false;
		}
		if(respType=="<"||respType=="["){			
			return true;	
		}else{
			var err=temp.split("-");
			if(err.length==2){
				if(err[0]=="1"){
					//alert("您还未登录！");
					myLogin.start();
				}
				if(err[0]=="2"){
					alert("server side validate err");
				}
				if(err[0]=="3"){
					alert("server side err");
				}
				if(err[0]=="4"){
					alert("您不是该空间的主人,请重新登录！");
					location.reload();
				}				
			}
			return false;			
		}		
	}
}