// JScript 文件

function CheckAll(form)  {
  for (var i=0;i<form.elements.length;i++)    {
    var e = form.elements[i];
    if (e.name != 'chkall')       e.checked = form.chkall.checked; 
   }
  }
function isdel()
{
var ok=confirm("确定删除吗?删除后数据不能恢复!请小心删除!")
if(!ok)return false
else return true;
}
function isExc()
{
var ok=confirm("确定执行操作吗?!")
if(!ok)return false
else return true;

}

function isExc()
{
var ok=confirm("确定执行操作吗?!")
if(!ok)return false
else return true;

}
function isCopy()
{
var ok=confirm("确定复制吗?!")
if(!ok)return false
else return true;

}
var imageObject;
function ResizeImage(obj, MaxW, MaxH)
{
    if (obj != null) imageObject = obj;
    var state=imageObject.readyState;
    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;
    if(state!='complete' || imageObject.width>MaxW || imageObject.height>MaxH) {
        setTimeout("ResizeImage(null,"+MaxW+","+MaxH+")",40);
    }
}