convertPatterns = function (lang) {
		var plen, anfang, ende, pats, pat, key, tmp = {};
		pats = Hyphenator.languages[lang].patterns;
		for (plen in pats) {
			if (pats.hasOwnProperty(plen)) {
				plen = parseInt(plen, 10);
				anfang = 0;
				ende = plen;
				while (!!(pat = pats[plen].substring(anfang, ende))) {
					key = pat.replace(/\d/g, '');
					tmp[key] = pat;
					anfang = ende;
					ende += plen;
				}
			}
		}
		Hyphenator.languages[lang].patterns = tmp;
		Hyphenator.languages[lang].patternsConverted = true;
	}
@name Hyphenator-convertPatterns
@description
Converts the patterns from string '_a6' to object '_a':'_a6'.
The result is stored in the {@link Hyphenator-patterns}-object.
@private
@param {string} lang the language whose patterns shall be converted