// JavaScript Document

function rotate_banner(div_id, origin_width, origin_height, target_width, target_height) {
	var _top = "0px";
	var _right = parseInt(target_width) + "px";
	var _bottom = parseInt(origin_height) + "px";
	var _left = parseInt(target_width - origin_width) + "px";
	
	$('#' + div_id).css("clip", "rect(" + _top + " " + _right + " " + _bottom + " " + _left + ")");
	var myTimeout = setTimeout("rotate_banner(\'" + div_id + "\',\'" + origin_width + "\',\'" + origin_height + "\',\'" + target_width + "\',\'" + target_height + "\');", 9995);
}

rotate_banner('div_adv_middle_banner_1_300x250','300','250','500','300');