// JavaScript Document

<!--images swap on html titles for seo

function init()
{
	var test = new Image();
	var tmp = new Date();
	var suffix = tmp.getTime();
	test.src = 'http://www.aai.com.au/images/headlines/vision_subhead.gif?'+suffix;
	test.onload = imageReplacement;
}

function imageReplacement()
{
	replaceThem(document.getElementsByTagName('h1'));
}

function replaceThem(x)
{
	var replace = document.createElement('img');
	for (var i=0;i<x.length;i++)
	{
		if (x[i].id)
		{
			var y = replace.cloneNode(true);
			y.src = 'http://www.aai.com.au/images/headlines/' + x[i].id + '.gif';
			y.alt = x[i].firstChild.nodeValue;
			x[i].replaceChild(y,x[i].firstChild);
		}
	}
}

//-->