//onload="DrawImage(this,200,200)">
function DrawImage(ImgD, width_s, height_s) {

    var image = new Image();
    image.src = ImgD.src;
    if (image.width > 0 && image.height > 0) {
        flag = true;
        if (image.width / image.height >= width_s / height_s) {
            if (image.width > width_s) {
                ImgD.width = width_s;
                ImgD.height = (image.height * width_s) / image.width;
            } else {
                ImgD.width = image.width;
                ImgD.height = image.height;
            }
        }
        else {
            if (image.height > height_s) {
                ImgD.height = height_s;
                ImgD.width = (image.width * height_s) / image.height;
            } else {
                ImgD.width = image.width;
                ImgD.height = image.height;
            }
        }
    }
}
function keyDownSubmit() {
    var e = event.srcElement;

    if (event.keyCode == 13) {
        document.getElementById("ctl00_ContentMid_searchbtn").focus();
        document.getElementById("ctl00_ContentMid_searchbtn").click();
    }
}
function keyDownSubmitExID(id) {
    var e = event.srcElement;
    if (event.keyCode == 13) {
    try{
        document.getElementById(id).focus();
        document.getElementById(id).click();
        }
        catch (e) {
        }
    }
} 
var temp="";
function showmenu(current,max)
{
    for(var i=1;i<=max;i++)
    {    
        if(i==current) {
            try {
                document.getElementById("ul" + i).style.display = "block";
                SetCookie("menuname", i, "1");
            }
            catch (e) { }   
        }
        else
        {try {
            document.getElementById("ul" + i).style.display = "none";
        }
        catch (e) { }   
        }
    }
}
function showrolemenu(current,max)
{
    for(var i=0;i<max;i++)
    {    
        if(i==current)
        {  
            document.getElementById("trrole"+i).style.display="block";  
            document.getElementById("th"+i).className="th"; 
        }
        else
        {
            document.getElementById("trrole"+i).style.display="none";  
            document.getElementById("th"+i).className="";   
        }
    }
}

function OnLoadmenu(max)
{    
    var value=ReadCookie("menuname");
    if(value!=null)
       showmenu(value,max); 
}

//写入 cookies 信息   
function SetCookie(name,value,hours)
{   
  var expire = "";   
  hours=1;   
  path="/";   
  if(hours != null){   
    expire = new Date((new Date()).getTime() + hours * 3600000);   
    expire = "; expires=" + expire.toGMTString();   
  }   
  document.cookie = name + "=" + escape(value) + expire + ((path == null) ? "" : ("; path=" + path));   
} 

//读取 cookies 信息   
function ReadCookie(name){   
  var cookieValue='';   
  var search=name+'=';   
  if(document.cookie.length>0){   
    offset=document.cookie.indexOf(search);   
    if (offset!=-1){   
      offset+=search.length;   
      end=document.cookie.indexOf(';', offset);   
      if (end == -1) end=document.cookie.length;   
      cookieValue = unescape(document.cookie.substring(offset,end))   
   }   
  }   
  return cookieValue;   
}  

function estopclose()
{
    document.getElementById(temp+"disdiv").style.display="none";
    document.getElementById(temp+"disiframe").style.display="none";
}

function estopcloseex()
{
    document.getElementById("disdiv").style.display="none";
    document.getElementById("disiframe").style.display="none";
}


//全选
function checkall() {
    for (var i = 0; i < form1.elements.length; i++) {
        var e = form1.elements[i];
        if (e.type == "checkbox" && e.id != "chk_all") {
            if (document.getElementById('chk_all').checked == true) {
                e.checked = true;
            }
            else {
                e.checked = false;
            }
        }
    }
}