$(document).ready(function() { 

$('#arrow-left').hover(function() {
	$('#arrow-left img').attr("src","images/arrow_left_active.png");
		}, function() {
	$('#arrow-left img').attr("src","images/arrow_left.png");
});

$('#arrow-right').hover(function() {
	$('#arrow-right img').attr("src","images/arrow_right_active.png");
		}, function() {
	$('#arrow-right img').attr("src","images/arrow_right.png");
});

}); 


function change(theimg) {
	document.getElementById("full").src=theimg;
}