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).toUpperCase();
				if ( hexVal.length == 4 ) {
					hexVal = "u" + hexVal;
				}
				output += '%' + ( hexVal.length < 2 ? '0' : '' ) + hexVal;
			}
			x++;
		}
	}
	return output;
}
	
function getFriendlyURL() {
		var country = document.getElementById('country_select').value;
		
		var city = "";	
		if (document.getElementById('city_select')){
			var city = document.getElementById('city_select').value;
		}
		
		var lang = document.getElementById('page_language').value;
		var lang_id = document.getElementById('language_id_select').value;
		var url = '/ajax/getFriendlyURL.php?country=' + country + '&city=' + city + '&page_language=' + lang + '&language_id=' + lang_id;
		new Ajax( url, {
                    method: 'get',
                    onComplete:function( texto ) {
                        var data = Json.evaluate( texto );
                        document.location.href = data[ "url" ];
                        }
                    }
   		).request();
	return false;
}