var keywordCount = 3;
var theKeywords = new Array();
for (var i=0; i<keywordCount; i++) {
	var catID = Math.floor(my903Keywords.length * Math.random());
	var tempCat = my903Keywords[catID];
	if (tempCat == null || tempCat.length == 0) {
		continue;
	}
	var wordID = Math.floor(tempCat.length * Math.random());
	if (tempCat[wordID] != null && tempCat[wordID].length > 0) {
		theKeywords.push(tempCat[wordID]);
	}
}