var pan_hidden = 0;
var pan_url = '/assets/shared/thirdparty/pan/invoke.php';

function hidePan() { document.pan_hidden = 1; }
function showPan() { document.pan_hidden = 0; }

function invokePan(in_what, in_div) {
	
	var obj_width = 0;
	var obj_height = 0;
	var obj_random = (new String(Math.random())).substring(2, 11);
	
	if(document.pan_hidden > 0) return;
	
	switch(in_div) {
		case 'banner':
			obj_width = 468;
			obj_height = 60;
			break;
		case 'leaderboard':
			obj_width = 728;
			obj_height = 90;
			break;
		case 'skyscraper':
			obj_width = 160;
			obj_height = 600;
			break;
		case 'rectangle':
			obj_width = 300;
			obj_height = 250;
			break;
		case 'topstory':
			obj_width = 617;
			obj_height = 210;
			break;
		default:
			document.write("<!-- INVOKEPAN NOTVALIDDIV -->");
			return;
			break;
	}
	
	if(in_div) {
		document.write("<" + "div id='" + in_div + "'" + ">");
	}
	
	document.write("<" + "iframe ");
	document.write("id='" + obj_random + "' ");
	document.write("framespacing='0' vspace='0' hspace='0' ");
	document.write("frameborder='no' scrolling='no' ");
	document.write("marginwidth='0' marginheight='0' ");
	document.write("width='" + obj_width + "' height='" + obj_height + "' ");
	document.write("src='" + pan_url + "?n=" + obj_random + "&amp;what=" + in_what + "'");
	document.write(">" + "</" + "iframe" + ">");
	
	if(in_div) {
		document.write("<" + "/div" + ">");
	}
	
}