// JavaScript Document
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
/*按比例生成缩略图*/
function DrawImage(MyPic,W,H){
  var flag=false;
  var image=new Image();
  image.src=MyPic.src;
  if(image.width>0 && image.height>0){
    flag=true;
    if(image.width/image.height>= W/H){
      if(image.width>W){  
        MyPic.width=W;
        MyPic.height=(image.height*W)/image.width;
      }
	  else{
        MyPic.width=image.width;  
        MyPic.height=image.height;
      }
    }
    else{
      if(image.height>H){  
        MyPic.height=H;
        MyPic.width=(image.width*H)/image.height;     
      }
	  else{
        MyPic.width=image.width;  
        MyPic.height=image.height;
      }
    }
  }
} 
function loadcode(){
  var obj=document.getElementById("verfycode");
  obj.src="../Include/VerifyCode.asp";	 
}

function AddFavorite(sURL, sTitle)
{
 try{
	 window.external.addFavorite(sURL, sTitle);
 }catch(e){
	 try{
		 window.sidebar.addPanel(sTitle, sURL, "");
		 }catch(e){
			alert("此操作被浏览器拒绝！\n请使用Ctrl+D进行添加。");
		}
  }
}

function SetHome(obj,vrl){
  try{
    obj.style.behavior='url(#default#homepage)';obj.setHomePage(vrl);
  }
  catch(e){
    if(window.netscape) {
      try {
        netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
      }
      catch (e) {
        alert("此操作被浏览器拒绝！\n请在浏览器地址栏输入“about:config”并回车\n然后将 [signed.applets.codebase_principal_support]的值设置为'true',双击即可。");
      }
      var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
      prefs.setCharPref('browser.startup.homepage',vrl);
     }
  }
}

//分类节点展开和折叠-------------------------------------------------------------------
function EndSortChange(a,b)
{
	if(eval(a).style.display=='')
	{
		eval(a).style.display='none';
	}
	else
	{
		eval(a).style.display='';		
	}
}
function SortChange(a,b)
{
	if(eval(a).style.display=='')
	{
		eval(a).style.display='none';
	}
	else
	{
		eval(a).style.display='';
	}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}