$(document).ready(function() {
$(
	function()
	{
		// set up rollover
		$("img.rollover").hover(
			function()
			{
				this.src = this.src.replace("_off","_on");
			},
			function()
			{
				this.src = this.src.replace("_on","_off");
			}
		);
		// set up rollover
		// set up click
		/*
		$("img.rollover").click(
			function()
			{
				this.src = this.src.replace("_on","_active");
				alert('click');
			}
		);*/
		// set up click
	}
)
});