/**
* 검색어 길이제한 및 <, > 입력차단
* @param kwd
*/
function isKwdValid( kwd) {
	var isValid = true;

	if ( kwd.length > 256 ) {
		alert("You can enter up to 256 letters for your keyword.");
		isValid = false;
	} else if ( kwd.indexOf(">") > -1 || kwd.indexOf("<") > -1 ) {
		alert("Please do not enter these signs <  ,  >  in the keyword.");
		isValid = false;
	}
	return isValid;
}

function getKeywordForUrl(sTark)
{
    sTark = sTark.replace(/[ "]/g, "_");
    sTark = sTark.replace(/__*/g, "_");
	  sTark = escape(sTark);

	  return sTark;
}

function SearchGNBForMain()
{
	  var f  = document.forms["GNBsearchForm"];

	  var keyword  = f.keyword.value;

	  var l_path;

	  if(keyword.length < 1)
	  {
	      alert('Please input a keyword.');
	      f.keyword.focus();
	      return false;
	  }
	  else
	  {
				keyword = trim_keyword(keyword);

				if ( keyword.length <1 )
				{
					alert('Pleas input a keyword.');
					f.keyword.focus();
					return false;
			  }

	    	if ( !isKwdValid( keyword) )
			     return false;
	  }

	  keyword = getKeywordForUrl(keyword);

 	  l_path = keyword + '.html';

		if(f.st.value =='0')
		{
	    location.href = 'http://www.ec21.com/ec-market/'+ l_path;
			return false;
		}
		else if(f.st.value =='1')
		{
	    location.href = 'http://www.ec21.com/offers/' + l_path;
			return false;
		}
	  else if(f.st.value =='2')
		{
	    location.href = 'http://importer.ec21.com/buy_leads/' + l_path;
			return false;
		}
		else if(f.st.value =='3')
		{
	    location.href = 'http://www.ec21.com/companies/' + l_path;
			return false;
		}

		return false;
}