/* Cross-Browser Split 1.0.1
(c) Steven Levithan <stevenlevithan.com>; MIT License
An ECMA-compliant, uniform cross-browser split method */

var cbSplit;

// avoid running twice, which would break `cbSplit._nativeSplit`'s reference to the native `split`
if (!cbSplit) {

cbSplit = function (str, separator, limit) {
    // if `separator` is not a regex, use the native `split`
    if (Object.prototype.toString.call(separator) !== "[object RegExp]") {
        return cbSplit._nativeSplit.call(str, separator, limit);
    }

    var output = [],
        lastLastIndex = 0,
        flags = (separator.ignoreCase ? "i" : "") +
                (separator.multiline  ? "m" : "") +
                (separator.sticky     ? "y" : ""),
        separator = RegExp(separator.source, flags + "g"), // make `global` and avoid `lastIndex` issues by working with a copy
        separator2, match, lastIndex, lastLength;

    str = str + ""; // type conversion
    if (!cbSplit._compliantExecNpcg) {
        separator2 = RegExp("^" + separator.source + "$(?!\\s)", flags); // doesn't need /g or /y, but they don't hurt
    }

    /* behavior for `limit`: if it's...
    - `undefined`: no limit.
    - `NaN` or zero: return an empty array.
    - a positive number: use `Math.floor(limit)`.
    - a negative number: no limit.
    - other: type-convert, then use the above rules. */
    if (limit === undefined || +limit < 0) {
        limit = Infinity;
    } else {
        limit = Math.floor(+limit);
        if (!limit) {
            return [];
        }
    }

    while (match = separator.exec(str)) {
        lastIndex = match.index + match[0].length; // `separator.lastIndex` is not reliable cross-browser

        if (lastIndex > lastLastIndex) {
            output.push(str.slice(lastLastIndex, match.index));

            // fix browsers whose `exec` methods don't consistently return `undefined` for nonparticipating capturing groups
            if (!cbSplit._compliantExecNpcg && match.length > 1) {
                match[0].replace(separator2, function () {
                    for (var i = 1; i < arguments.length - 2; i++) {
                        if (arguments[i] === undefined) {
                            match[i] = undefined;
                        }
                    }
                });
            }

            if (match.length > 1 && match.index < str.length) {
                Array.prototype.push.apply(output, match.slice(1));
            }

            lastLength = match[0].length;
            lastLastIndex = lastIndex;

            if (output.length >= limit) {
                break;
            }
        }

        if (separator.lastIndex === match.index) {
            separator.lastIndex++; // avoid an infinite loop
        }
    }

    if (lastLastIndex === str.length) {
        if (lastLength || !separator.test("")) {
            output.push("");
        }
    } else {
        output.push(str.slice(lastLastIndex));
    }

    return output.length > limit ? output.slice(0, limit) : output;
};

cbSplit._compliantExecNpcg = /()??/.exec("")[1] === undefined; // NPCG: nonparticipating capturing group
cbSplit._nativeSplit = String.prototype.split;

} // end `if (!cbSplit)`

// for convenience...
String.prototype.split = function (separator, limit) {
    return cbSplit(this, separator, limit);
};

//text shortener 
$(function() {
	
	function TEXTSHORTY() {
	
		var $elem = $('#test_catLongDesc');
		var html = $('#test_catLongDesc').html();
		
		//alert(html);
		
		var splitted = html.split(/(<br(?=>)>){1}/i);
		//alert(splitted);
		var show = '';
		
		//alert(splitted);
		
		//meh..
		//for(var j=0; j<1;  show+=splitted[0],j++,splitted.shift() );
		
		if(splitted.length > 3) {
			init();
		}
		
		function init() {
			show+=splitted[0];
			splitted.shift();
			
			var rest = '';
			for(var i in splitted) {
				rest += splitted[i];
			}
			//alert(rest);
			
			$elem.empty();

			var $show = 
			$('<div>')
				.html(show);
				
			var $more = $('<a>')
				.attr('href', '#')
				.text(' mehr...')
				.click(function(e) {
					e.preventDefault();
					$rest.slideDown('slow');
					$more.hide();
					//$br.hide();
				})
				.appendTo($show);
				
			var $rest = 
			$('<div>')
				.attr('id', 'rest')
				.css({
					display:'none'
				})
				.html(rest);
			var $less =
			$('<a>')
				.attr('href', '#')
				.text('weniger...')
				.click(function(e) {
					e.preventDefault();
					
					$rest.slideUp('slow', function() {
						$more.show();
						
					});
				})
				.appendTo($rest);
				
			
			$elem
				.append($show)
				.append($rest);
		}
		
	}
	
	$.fn.textShorty = function(options) {
		var opt = $.extend({}, $.fn.textShorty, options);
		if(!$(this).data('textShorty')) {
			$(this).data('textShorty', new TEXTSHORTY(this, opt) );
		}
		return $(this).data('textShorty');
	} 
	
	
});
$(function() {
	if($('#test_catLongDesc').length>0) {
		$('#test_catLongDesc').textShorty();
	}
});