function searchSwitch(obj, e, title)
{
	if(e=='focus')
	{
		if(obj.value == title)
		{
			obj.value = '';
		}
	}
	else
	{
		if(obj.value == '')
		{
			obj.value = title;
		}
	}
}

function on_search(formObj, elmId, title)
{
	var f=formObj;
	var val=$('#'+elmId).val();
	if($.trim(val) == '' || val == title)
		return false;
	val = encode(val, 'utf8');
	val = escape(val);
	var url=f.action+val+'/';
	window.location=url;
	return false;
}

function do_search(subm_id)
{
	document.getElementById(subm_id).click();
}

var unreserved = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_.~";
var reserved = "!*'();:@&=+$,/?%#[]";
var allowed = unreserved + reserved;
var hexchars = "0123456789ABCDEFabcdef";


function gethex(decimal) {
  return "%" + hexchars.charAt(decimal >> 4) + hexchars.charAt(decimal & 0xF);
  }

function encode(for_decode,charset) {

  var decoded = for_decode;
  var encoded = "";


  if (charset == "ascii") {

    var notascii = "";

    for (var i = 0; i < decoded.length; i++ ) {
      var ch = decoded.charAt(i);
      if (unreserved.indexOf(ch) != -1) {
        encoded = encoded + ch;
      } else {
        var charcode = decoded.charCodeAt(i);
        if (charcode < 128) {
          encoded = encoded + gethex(charcode);
        } else {
          encoded = encoded + ch;
          notascii = notascii + ch + " ";
        }
      }
    }
	return encoded;
    if (notascii != "") alert("Warning: Non-ASCII characters in decoded text!\n\nThus, these characters have not been encoded:\n" + notascii);
  }


  if (charset == "utf8") {
    for (var i = 0; i < decoded.length; i++ ) {
      var ch = decoded.charAt(i);
      if (unreserved.indexOf(ch) != -1) {
        encoded = encoded + ch;
      } else {

        var charcode = decoded.charCodeAt(i);

        if (charcode < 128) {
          encoded = encoded + gethex(charcode);
        }

        if (charcode > 127 && charcode < 2048) {
          encoded = encoded + gethex((charcode >> 6) | 0xC0);
          encoded = encoded + gethex((charcode & 0x3F) | 0x80);
        }

        if (charcode > 2047 && charcode < 65536) {
          encoded = encoded + gethex((charcode >> 12) | 0xE0);
          encoded = encoded + gethex(((charcode >> 6) & 0x3F) | 0x80);
          encoded = encoded + gethex((charcode & 0x3F) | 0x80);
        }

        if (charcode > 65535) {
          encoded = encoded + gethex((charcode >> 18) | 0xF0);
          encoded = encoded + gethex(((charcode >> 12) & 0x3F) | 0x80);
          encoded = encoded + gethex(((charcode >> 6) & 0x3F) | 0x80);
          encoded = encoded + gethex((charcode & 0x3F) | 0x80);
        }

      }

    }  // end of for ...
    return encoded;
  }
}