/**
 * @version $Id: shop_utils.js 1070 2007-08-28 11:21:18Z stu.goff $
 * @copyright Soup Ltd
 * @package ooCMS
 */
function roll_over(id, flag)
{
	var element = id;

	var source = element.src;

	// get the extension of the file so we can deal with all types

	var extension = source.substr(source.length - 3, 3);

	// add in the _active to the filename

	if (flag)
	{
		source = source.substr(0, source.length - 4) + '_active.' + extension;
	}
	else
	{
		source = source.substr(0, source.length - 11) + '.' + extension;
	}

	element.src = source;
}

var pics = new Array();

function pre_load_images()
{
	for (var i = 1; i < arguments.length; i++) 
	{
    	pics[i - 1] = new Image();
        pics[i - 1].src = arguments[i - 1];
    }
}