function search_checkkey()
{
	//var selecttype="xmag";
	//var skey = document.all.key_word.value;

	var province = document.all.province.value;
	var content_sort = document.all.content_sort.value;
	/*
	if (skey == "" && province == 0 && content_sort== 0)
	{
		alert ("请输入关键字");
		document.all.key_word.focus();
		return false;
	}
	*/
	//skey=toutf8(skey);
	//alert(province);
	var toURL = "../www/paper_seach.php?key_word=&province="+province+"&content_sort="+content_sort;

	//var toURL = "http://epaper.xplus.com.cn/www/paper_seach.php?key_word="+skey+"&selecttype="+selecttype;
	
	
	//var toURL = "test.php?searchkey="+skey+"&selecttype="+selecttype;
	//window.location=toURL;
	
	//window.open(toURL,   null,   "fullscreen,toolbar=yes, menubar=yes, scrollbars=yes, resizable=yes,location=yes, status=yes");
	window.open(toURL);
}

//全文检索所所用提交验证
function search_bar()
{

var key_word = document.all.key_word.value;
 var goUrl    = "../www/searchQuery.php?key_word="+encodeURI(key_word);
 if(key_word =="")
	{
		alert("请填写搜索内容");
		document.all.key_word.focus();
		return false;
	}
 window.open(goUrl);
}


function isNumberOr_Letter( s )
{//判断是否是数字或字母
	var regu = "^[0-9a-zA-Z\_\-]+$";

	var re = new RegExp(regu);

	if (re.test(s))	{return true;}
	else{return false;}
}

function toutf8(s)
{
	var sRet="";
	for(var i=0;i<s.length;i++)
	{
		var tmp = s.substring(i,i+1);
		if(isNumberOr_Letter(tmp))
		{
			sRet = sRet + tmp;
		}
		else
		{
			sRet=sRet + EncodeUtf8(tmp);
		}
	}
	return sRet;
}


function EncodeUtf8(s1)
  {
      var s = escape(s1);
      var sa = s.split("%");
      var retV ="";
      if(sa[0] != "")
      {
         retV = sa[0];
      }
      for(var i = 1; i < sa.length; i ++)
      {
           if(sa[i].substring(0,1) == "u")
           {
               retV += Hex2Utf8(Str2Hex(sa[i].substring(1,5)));
           }
           else retV += "%" + sa[i];
      }
      return retV;
  }
  function Str2Hex(s)
  {
      var c = "";
      var n;
      var ss = "0123456789ABCDEF";
      var digS = "";
      for(var i = 0; i < s.length; i ++)
      {
         c = s.charAt(i);
         n = ss.indexOf(c);
         digS += Dec2Dig(eval(n));
      }
      //return value;
      return digS;
  }
  function Dec2Dig(n1)
  {
      var s = "";
      var n2 = 0;
      for(var i = 0; i < 4; i++)
      {
         n2 = Math.pow(2,3 - i);
         if(n1 >= n2)
         {
            s += '1';
            n1 = n1 - n2;
          }
         else
          s += '0';
       }
      return s;
  }
  function Dig2Dec(s)
  {
      var retV = 0;
      if(s.length == 4)
      {
          for(var i = 0; i < 4; i ++)
          {
              retV += eval(s.charAt(i)) * Math.pow(2, 3 - i);
          }
          return retV;
      }
      return -1;
  }
  function Hex2Utf8(s)
  {
     var retS = "";
     var tempS = "";
     var ss = "";
     if(s.length == 16)
     {
         tempS = "1110" + s.substring(0, 4);
         tempS += "10" +  s.substring(4, 10);
         tempS += "10" + s.substring(10,16);
         var sss = "0123456789ABCDEF";
         for(var i = 0; i < 3; i ++)
         {
            retS += "%";
            ss = tempS.substring(i * 8, (eval(i)+1)*8);
            retS += sss.charAt(Dig2Dec(ss.substring(0,4)));
            retS += sss.charAt(Dig2Dec(ss.substring(4,8)));
         }
         return retS;
     }
     return "";
  }