function getNrOfOccurences(aString, aChar) {
	var nrOfOccurences = 0;
	var total = Number(aString.charAt(0));
	for (var i = 0; i < aString.length; i ++) {
		if (aString.charAt(i) == aChar) {
			nrOfOccurences += 1;
			total += Number(aString.charAt(i + 1));
		};
	};
	var mintaElofordulasokSzama_Ykoord = nrOfOccurences + '_' + total;
	return mintaElofordulasokSzama_Ykoord;
};