var answerHeights = new Array(25);
		var answerNextHeights = new Array(25);
        var destinationImage;
        var currentYValue;
        var currentInterval;
        var nextMovement;
		

		for(i=1; i<=24; i++) {
			answerHeights[i] = 0;
		} // for
		for(i=1; i<=24; i++) {
			answerNextHeights[i] = 1;
		} // for

		var answerIntervalIds = new Array(25);


		function expandAnswer(elementId, maxHeight) {
			clearInterval(answerIntervalIds[elementId]);
			if (answerHeights[elementId] <= 0) {
				document.getElementById("arrow" + elementId).style.backgroundImage = "url(images/arrowDown.png)";
				answerHeights[elementId] = 1;
				answerIntervalIds[elementId] = setInterval(function() { increaseHeight(elementId, maxHeight) }, 5);
			} else {
				document.getElementById("arrow" + elementId).style.backgroundImage = "url(images/arrowRight.png)";
				answerIntervalIds[elementId] = setInterval(function() { decreaseHeight(elementId, maxHeight) }, 5);
			} // if

		} // function expandAnswer

		
		function increaseHeight(elementId, maxHeight) {
			
            answerHeights[elementId] = ((maxHeight - answerHeights[elementId]) / 2)  + (answerHeights[elementId] * 1) + 3;
		    document.getElementById('answer' + elementId).style.height = answerHeights[elementId] + "px";
			
			if (answerHeights[elementId] >= maxHeight) {
				answerHeights[elementId] = maxHeight;
				document.getElementById('answer' + elementId).style.height = maxHeight + "px";
				clearInterval(answerIntervalIds[elementId]);
			} // if

		} // function increaseHeight

		

		function decreaseHeight(elementId, maxHeight) {
		
            answerHeights[elementId] = (answerHeights[elementId] * 1) - ((maxHeight - answerHeights[elementId]) / 2)  - 3;
			
			if (answerHeights[elementId] <= 0) {
				answerHeights[elementId] = 0;
				document.getElementById('answer' + elementId).style.height = 0 + "px";
				clearInterval(answerIntervalIds[elementId]);
			} else {
		    	document.getElementById('answer' + elementId).style.height = answerHeights[elementId] + "px";
			} // else
		} // function decreaseHeight