// JavaScript Document
var maxColumnHeight = 360;
var readMoreColumn = 'insightsReadMoreColumn';
var readMoreLink = 'readMoreLink';

Event.observe(window, "load", function() {
	setupReadMore();
});

function setupReadMore(){
	var columnHeight = $(readMoreColumn).getHeight();
	
	//check to see if text is longer than 400 pixels
	if(columnHeight > maxColumnHeight){
		//if so shorten column
		doReadLess();
	}
}
	
function doReadMore(){
	$(readMoreColumn).setStyle({
		height: 'auto'
	});
	
	if(doubleManager == true) {
		$(readMoreLink).innerHTML = '<p><a href="Javascript:doReadLess()">Hide full fund managers\' comment</a></p>';
	}
	else {
		$(readMoreLink).innerHTML = '<p><a href="Javascript:doReadLess()">Hide full fund manager\'s comment</a></p>';
	}
}

function doReadLess(){
		$(readMoreColumn).setStyle({
			height: maxColumnHeight+'px',	
			display: 'block',
			overflow: 'hidden'
			});
		
		//add a readmore
		if(doubleManager == true) {
			$(readMoreLink).innerHTML = '<p><a href="Javascript:doReadMore()">Read full fund managers\' comment</a></p>';
		}
		else {
			$(readMoreLink).innerHTML = '<p><a href="Javascript:doReadMore()">Read full fund manager\'s comment</a></p>';
		}
}