// Sidemenu show
function cate(no){
//var Obj=eval("menusub" + no);
var Obj=document.getElementById("menusub" + no);
//var ImgObj=eval("menuimg"+ no);
var tempColl = document.getElementById("productcategory").getElementsByTagName("ul");
 for(i=0; i<tempColl.length; i++)
 {
  if ((tempColl[i].id != Obj.id)){  
   tempColl[i].style.display = "none";
   }
   
 }
if(Obj.style.display=='none')
 {
   Obj.style.display='';
  // ImgObj.src='bbs_image/forum_parent_1.gif';
 }
else
 {
   Obj.style.display='none';
   //ImgObj.src='bbs_image/forum_parent_0.gif';
 }
}


function showUl(ul_id) {
	var obj_ul=document.getElementById(ul_id);
	obj_ul.className="ul1Show";
}
function hiddenUl(ul_id) {
	var obj_ul=document.getElementById(ul_id);
	obj_ul.className="ul1hidden";
}   



//other
// 文本框得到与失去焦点 操作
function clearTxt(id,txt) {
  if (document.getElementById(id).value == txt)
    document.getElementById(id).value="" ;
  return ;
}
function fillTxt(id,txt) {
  if ( document.getElementById(id).value == "" )
    document.getElementById(id).value=txt;
  return ;
}
//

function $(id) {
    return document.getElementById(id);
}

function showMenu (baseID, divID) {
    baseID = $(baseID);
    divID  = $(divID);
    if (showMenu.timer) clearTimeout(showMenu.timer);
	hideCur();
    divID.style.display = 'block';
	showMenu.cur = divID;

    if (! divID.isCreate) {
        divID.isCreate = true;
        //divID.timer = 0;
        divID.onmouseover = function () {
            if (showMenu.timer) clearTimeout(showMenu.timer);
			hideCur();
            divID.style.display = 'block';
        };

        function hide () {
            showMenu.timer = setTimeout(function () {divID.style.display = 'none';}, 800);
        }

        divID.onmouseout = hide;
        baseID.onmouseout = hide;
    }
	function hideCur () {
		showMenu.cur && (showMenu.cur.style.display = 'none');
	}
};



	
function showLargePic (pic) { 	
	if (document.getElementById) { 		
	document.getElementById('LargePic').src = pic.href;
	return false; 	
	} 
	  else { return true; } 
}


var flag=false;
function reimgsize(ImgD,Imgwidth,Imgheight){
var image=new Image();
image.src=ImgD.src;
if(image.width>0 && image.height>0){
flag=true;
if(image.width/image.height>= 1){
if(image.width>Imgwidth){ 
ImgD.width=Imgwidth;
ImgD.height=(image.height*Imgwidth)/image.width;
//ImgD.height=Imgheight
}
else{
	
ImgD.width=image.width; 
ImgD.height=image.height;
}
}
else{
if(image.height>Imgheight){ 
ImgD.height=Imgheight;
ImgD.width=(image.width*Imgheight)/image.height; 
}else{
ImgD.width=image.width; 
ImgD.height=image.height;
}
}
}

//ImgD.style.display="";

//if(ImgD.height<Imgheight){
//ImgD.style.paddingTop=ImgD.style.paddingBottom=(Imgheight-ImgD.height)/2 + "px"; 	
//}
} 



//加入收藏
function AddFavorite(sURL, sTitle)
{
try
{
window.external.addFavorite(sURL, sTitle);
}
catch (e)
{
try
{
   window.sidebar.addPanel(sTitle, sURL, "");
}
catch (e)
{
   alert("加入收藏失败，请使用Ctrl+D进行添加");
 }
 }
}
//设为主页
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]设置为'true'"); 
}
var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
prefs.setCharPref('browser.startup.homepage',vrl);
   }
 }
}