//产品搜索
function sch_pro(ver)
{
   var key=document.getElementById("keyword");
   var url=(ver==1)?"products.asp":"products.asp";
   var obj=document.getElementById("clsid");
   var clsid;
   if (obj==null) clsid=0;
   else clsid=obj.value;
   clsid=(/^\d+$/.test(clsid))?clsid:0;
   //key.value=trim(key.value).replace(/'/,"");
   key.value=key.value.replace("请输入关键字","");
   //if (key.value=="" && clsid==0) return false;
   url=url+"?"+"keyword="+escape(key.value);
   url+="&clsid="+clsid;
   location.href=url;
   return false;
}

//新闻搜索
function news_sch(ver)
{
	var url=(ver==1)?"newsEn.asp":"news.asp";
	var key=document.getElementById("keyword").value;
	var clsid=document.getElementById("clsid").value;
	clsid=(clsid.match(/^[1-9]\d*$/))?clsid:0;
	key=trim(key).replace(/\'/g,"''");
	//if (clsid==0 && key=="") return;
	url+="?clsid="+clsid+"&keyword="+escape(key);
	location.href=url;
}

//登陆验证
function chklogin(obj)
{
  var fm=obj;
  if (fm["username"].value=="" ){
	  fm["username"].focus();
	  alert("请输入用户名!");
	  return false;
  }
  if (fm["userpass"].value==""){
	  fm["userpass"].focus();
	  alert("请输入密码!");
	  return false;
  }
}

//简介类，分页显示
var page=0;
var pageArr=new Array();
function GetPageArr()
{
    var tmpArr=document.getElementsByTagName("div");
    var tmp="";
	var tmp2="";
    var obj;
    for (var i=0;i<tmpArr.length;i++)
    {
        if ( /^page\d+$/i.test(tmpArr[i].id) )
        pageArr.push(tmpArr[i].id);
    }
    if (pageArr.length==0) return;
    for (var i=0;i<pageArr.length;i++)
    {
        if (i!=page){
            document.getElementById(pageArr[i]).style.display="none";
        }
		tmp2+="<option value=\""+i+"\">"+(i+1)+"</option>";
    }
	tmp2="&nbsp;<span class=\"go\">第<select id=\"selpage\" onchange=\"showPage(this.value);\">"+tmp2+"</select>页</span>";
	tmp="";
	tmp+="<div id=\"showpage\">";
	tmp+="<a href=\"javascript:void(0);\" onclick=\"showPage('pre');\">上一页</a>&nbsp;&nbsp;";
	tmp+="<a href=\"javascript:void(0);\" onclick=\"showPage('next');\">下一页</a>";
	tmp+=tmp2;
	tmp+="</div>";
	document.write(tmp);
}

function GetPageArr_en()
{
    var tmpArr=document.getElementsByTagName("div");
    var tmp="";
	var tmp2="";
    var obj;
    for (var i=0;i<tmpArr.length;i++)
    {
        if ( /^page\d+$/i.test(tmpArr[i].id) )
        pageArr.push(tmpArr[i].id);
    }
    if (pageArr.length==0) return;
    for (var i=0;i<pageArr.length;i++)
    {
        if (i!=page){
            document.getElementById(pageArr[i]).style.display="none";
        }
		tmp2+="<option value=\""+i+"\">"+(i+1)+"</option>";
    }
	tmp2="&nbsp;<span class=\"go\">Goto Page <select id=\"selpage\" onchange=\"showPage(this.value);\">"+tmp2+"</select></span>";
	tmp="";
	tmp+="<div id=\"showpage\">";
	tmp+="<a href=\"javascript:void(0);\" onclick=\"showPage('pre');\">Previous</a>&nbsp;&nbsp;";
	tmp+="<a href=\"javascript:void(0);\" onclick=\"showPage('next');\">Next</a>";
	tmp+=tmp2;
	tmp+="</div>";
	document.write(tmp);
}

function showPage(str)
{
   var tmp="";
   if (pageArr.length==0) return;
   if (/^\d+$/.test(str)==false){
	   switch(str)
	   {
			case "pre":page--;if (page<0) page=0;break;
			case "next":page++;if (page>pageArr.length-1) page=pageArr.length-1;break;    
	   }
   }
   else{
		page=parseInt(str);
   }
    document.getElementById(pageArr[page]).style.display="";
    for (var i=0;i<pageArr.length;i++)
    {
        if (i!=page){
            document.getElementById(pageArr[i]).style.display="none";
        }
    }
	var sel=document.getElementById("selpage");
	for (var i=0;i<sel.length;i++)
	{
		if (sel[i].value==page) sel[i].selected="true";	
	}
    window.scrollTo(0,200);
}