// client side script for site search

function URLEncode (clearString) {
  var output = '';
  var x = 0;
  clearString = clearString.toString();
  var regex = /(^[a-zA-Z0-9_.]*)/;
  while (x < clearString.length) {
    var match = regex.exec(clearString.substr(x));
    if (match != null && match.length > 1 && match[1] != '') {
    	output += match[1];
      x += match[1].length;
    } else {
      if (clearString[x] == ' ')
        output += '+';
      else {
        var charCode = clearString.charCodeAt(x);
        var hexVal = charCode.toString(16);
        output += '%' + ( hexVal.length < 2 ? '0' : '' ) + hexVal.toUpperCase();
      }
      x++;
    }
  }
  return output;
}

function SubmitOnEnter(myfield, e, url)
{
    document.getElementById('q').className = "";

	var keycode;
	if (window.event)
		keycode = window.event.keyCode;
	else if (e)
		keycode = e.which;
	else
		return true;
	if (keycode == 13)
	{
        if (document.getElementById('q').value.length == 0)
            return true;
            
		SearchSite(url);
		return false;
	}
	else
		return true;
}

function searchTextFocus()
{
    document.getElementById('q').className = "";
}

function searchTextBlur()
{
    if (document.getElementById('q').value.length == 0)
        document.getElementById('q').className = "siteSearchBoxEmpty";
    
}

function SearchSite(url)
{
    if (document.getElementById('q').value.length == 0)
        return true;
    
    document.location.href=url + '?cx=002684356204755246740:fktanwwfkmc&cof=FORID:9&ie=UTF-8&q=' + 
        URLEncode(document.getElementById('q').value) 
        + '&sa=Search';
}