//复选表单全选事件 form：表单名
function CheckAll(form)  {
for (var i=0;i<form.elements.length;i++)
{
var e = form.elements[i];
if (e.name != 'chkall'&&e.type=="checkbox")
{
e.checked = form.chkall.checked;
}
}
}
var imageObject;
function setImgSize(imgID,MaxW,MaxH)
{
var obj=document.getElementById(imgID);
if (obj != null) imageObject = obj;
var state=imageObject.readyState;
if(state!='complete') {
setTimeout("setImgSize(null,"+MaxW+","+MaxH+")",50);
return;
}
var oldImage = new Image();
oldImage.src = imageObject.src;
var dW=oldImage.width; var dH=oldImage.height;
if(dW>MaxW || dH>MaxH) {
a=dW/MaxW; b=dH/MaxH;
if(b>a) a=b;
dW=dW/a; dH=dH/a;
}
if(dW > 0 && dH > 0) {
imageObject.width=dW;
imageObject.height=dH;
}
}

function CreateMsgBox()
{
document.write('<iframe src="/msgbox.htm" frameborder="0"name="MsgBoxFrame"id="MsgBoxFrameId"scrolling="no"marginheight="0"marginwidth="0"style="position:absolute;z-index:1999;top:25%;left:26%;width:398px;height:188px;margin:0 auto;text-align:center;display:none;"></iframe>');	
}

function ShowMsgBox(title,content,msgbutton)
{
MsgBoxFrameId.location='/msgbox.htm?t='+title+'&c='+content+'&b='+msgbutton;
document.getElementById("MsgBoxFrameId").style.top=document.body.scrollTop+(document.body.offsetHeight/2)-92;
document.getElementById("MsgBoxFrameId").style.left=(document.body.offsetWidth/2)-192;
document.getElementById("MsgBoxFrameId").style.display="";
}

function HideMsgBox()
{
document.getElementById("MsgBoxFrameId").style.display="none";
}

function CreateAjax()
{
var ajax=false;
try {
ajax = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
ajax = new ActiveXObject("Microsoft.XMLHTTP");
} catch (E) {
ajax = false;
}
}
if (!ajax && typeof XMLHttpRequest!='undefined') {
ajax = new XMLHttpRequest();
}
return ajax;
}

function getCredit(num)
{
if(num==0)
document.write('0');
else if(num==1)
document.write('1');
}