/*
通用XML函数
*/

var ajax;
var as;
var myname;

function getajax(){
try{
   ajax = new ActiveXObject("Microsoft.XMLHTTP");
   as = 1;
}catch(e){
   try{
    ajax = new ActiveXObject("Msxml2.XMLHTTP");
    as = 1;
   }catch(e){
    try{
     ajax = new XMLHttpRequest();
     as = 2;
    }catch(e){
     ajax = null;
     as = 0;
    }
   }
}
}

function doXMLHTTP(method, url, pars, thisname, runfunc){
getajax();
myname = thisname;
if(as == 0){
   alert("您的浏览器不支持XMLHTTP，无法完成此操作");
}else{
   ajax.open(method, url, false);
   if(method == "POST"){
    ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
   }else{
    ajax.setRequestHeader("Content-Type", "text/xml;charset=GB2312");
   }
   if(as == 1){
    ajax.onreadystatechange = runfunc;
   }else{
    ajax.onload = runfunc;
    ajax.onerror = runfunc;
   }
   ajax.send(pars);
}
}

function doShow(){
var htmlcode;
var obj = document.getElementById(myname);
if(as == 1){
   if(ajax.readyState == 4){
    htmlcode = ajax.responseText;
    obj.innerHTML = htmlcode;
	//obj.style.display='none';
	//alert(obj.innerHTML);
   }
}else{
   htmlcode = ajax.responseText;
   obj.innerHTML = htmlcode;
   //obj.style.display='none';
}
}

function login(){
	doXMLHTTP('POST', '/ajax/xmllogin.php', 'username=' + document.login_form.username.value + '&password=' + document.login_form.password.value+'&savetime='+ document.getElementById('savetime').value, 'login', doShow);
}


function format_now_time() 
{ 
var d_time=new Date(); 
var week_dim=new Array("星期日","星期一","星期二","星期三","星期四","星期五","星期六"); 
var temp1="今天是："; 
temp1+=d_time.getYear()+"年"; 
temp1+=(d_time.getMonth() + 1) + "月"; 
temp1+=d_time.getDate() + "日 "; 
temp1+=week_dim[d_time.getDay()] 
temp1+="  "; 
document.write(temp1) 
} 

// Copyright: hc360.com
// Author: Dakular
// Useage: HCmarquee(滚动对象id, 可见范围宽度, 可见范围高度, 滚动行数, 循环次数(1为不停), 滚动速度, 停留时间, 方向); 方向有left和up两种
function HCmarquee(id,mw,mh,mr,sr,ms,pause,dr){

	var obj=document.getElementById(id);
	obj.ss=false; //stop tag
	obj.mr=mr; //marquee rows
	obj.sr=sr; //marquee display rows
	obj.mw=mw; //marquee width
	obj.mh=mh; //marquee height
	obj.ms=ms; //marquee speed
	obj.pause=pause; //pause time
	obj.pt=0; //pre top
	obj.st=0; //stop time
	obj.dr=dr; //direction

	with(obj){
		style.width=mw+"px";
		style.height=mh+"px";
		noWrap=false;
		onmouseover=stopm;
		onmouseout=startm;
		scrollTop=0+"px";
		scrollLeft=0+"px";
	}
	
	if(obj.mr!=1){
		switch(obj.dr){
			case("up"):
				obj.tt=mh*mr/sr;
				obj.ct=mh; //current top
				obj.innerHTML+=obj.innerHTML;
				setInterval(scrollUp,obj.ms); break;
			default://("left"):
				obj.tt=mw*mr/sr;
				obj.ct=mw;
				obj.innerHTML='<div style="width:'+(obj.tt*2)+'px;"><div style="float:left;">'+obj.innerHTML+'</div><div style="float:right;">'+obj.innerHTML+'</div></div>';
				document.write('<style type="text/css">#'+id+' table{width:'+mw*mr+'px;} #'+id+' td{width:'+mw+'px;}</style>');
				setInterval(scrollLeft,obj.ms); break;
		}
	}

	function scrollUp(){
		if(obj.ss==true) return;
		obj.ct+=1;
		if(obj.ct==obj.mh+1){
			obj.st+=1; obj.ct-=1;
			if(obj.st==obj.pause){obj.ct=0; obj.st=0;}
		}else {
			obj.pt=(++obj.scrollTop);
			if(obj.pt==obj.tt){obj.scrollTop=0;}
		}
	}

	function scrollLeft(){
		if(obj.ss==true) return;
		obj.ct+=1;
		if(obj.ct==obj.mw+1){
			obj.st+=1; obj.ct-=1;
			if(obj.st==obj.pause){obj.ct=0; obj.st=0;}
		}else {
			obj.pt=(++obj.scrollLeft);
			if(obj.pt==obj.tt){obj.scrollLeft=0;}
		}
	}

	function stopm(){obj.ss=true;}
	function startm(){obj.ss=false;}
}