/*검색엔진*/
function addplus(items) {
   var plussed = "";
   for (var t = 1 ; t <= items.length ; t++) 
      {
      if (items.substring(t-1,t) == " ") 
         {  plussed+="+";  }
      else 
         { plussed+=items.substring(t-1,t); }
      }
   return plussed;
   }

function doSearch() 
   {
   var words;
   words = document.searchforit.query.value;
   var searchitems;
   var index;
   index = document.searchforit.service.selectedIndex;
   searchitems=addplus(words);
   if (index>=1)
      {
      var site="" ;
      var tail="" ;
      site = document.searchforit.service.options[index].value;
   for (var t = 1 ; t <= site.length ; t++) 
      {
      if (site.substring(t-1,t) == " ") 
         {  tail = site.substring(0,t-1);
	    site = site.substring(t, site.length);
	 }
      }
      site+=searchitems+tail;
      if (notEmpty(searchitems))   
         {
         window.open(site,'blank');
         }
      }
   else
      {alert("\n 검색엔진을 선택하여 주십시오.");}
   }
function notEmpty(word) 
   {
   if (word == "" || word == null || word == "검색할 단어를 입력하세요") 
      {
      self.status="ENTER SEARCH searchitems";
      alert("\n 검색하실 단어를 입력하여 주십시오."); 
      document.searchforit.query.focus();  
      return false;
      }
   else 
      {
      self.status = word + "을(를) 찾는 중. 잠시만 기다려 주십시오.";
      return true;
      }
   }
function clearIt()
  {
   document.searchforit.query.value="";
   document.searchforit.query.focus();     
   }