handle_rollovers();

function handle_rollovers()
{
	var i,elements;
	elements=document.getElementsByTagName('input');
	for (i=0;i<elements.length;i++)
	{
		if (elements[i].className.indexOf('rollover')!=-1)
		{
			make_rollover(elements[i]);
		}
	}
	elements=document.images;
	for (i=0;i<elements.length;i++)
	{
		if (elements[i].className.indexOf('rollover')!=-1)
		{
			make_rollover(elements[i]);
		}
	}
}

function make_rollover(element)
{
	var second_url=element.getAttribute('src').replace(/\.gif/,'_2.gif');
	var temp=new Image();
	temp.src=second_url;
	element.onmouseout=element.onmouseover=function () { if (element.old_src) { element.setAttribute('src',element.old_src); element.old_src=''; } else { element.old_src=element.getAttribute('src'); element.setAttribute('src',second_url); } }
}