/*

	http://cass-hacks.com/articles/code/js_url_encode_decode/

*/

	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 URLDecode (encodedString) {
		
		var output = encodedString;
		var binVal, thisString;
		var myregexp = /(%[^%]{2})/;
		
		while ((match = myregexp.exec(output)) != null && match.length > 1 && match[1] != '') {
			binVal = parseInt(match[1].substr(1),16);
			thisString = String.fromCharCode(binVal);
			output = output.replace(match[1], thisString);
		}
		
		return output;
	}