/**
 * Returns the first three words (if available) and adds …
 * If words are available an empty string will be returned. 
 */
function getEllipsisText(sourceText){
	if(sourceText == undefined){
		return '';
	}
	if(sourceText.length == 0){
		return '';
	}
	var words = sourceText.split(' ', 3);
	var returnString = '';
	for(var i = 0; i < words.length; i++){
		returnString = returnString + words[i]+' ';		
	}
	returnString = returnString+' &hellip;';
	return returnString;
}