function popUp(img) {
	var w = 400;
	var h = 300;
	var left = (screen.width - w) / 2;
	var top = (screen.height - h) / 2;
	var url = '/images/railings/'+img+'_more.jpg';
	var path = 'http://'+document.URL.split('/')[2];

	var	opt = 'toolbar=no,menubar=no,width='+w+',height='+h+',scrollbars=no,location=no,titlebar=yes,directories=no,screenX='+top+',screenY='+left+',top='+top+',left='+left+',background=#000000';
	
/*	
	var win = window.open(url, "", opt);
	var win_body = win.document.getElementsByTagName('body')[0];
	win_body.style.margin='0';
	win_body.style.padding='0';
	win_body.style.background='#333';
	
	var	win_img = win.document.getElementsByTagName('img')[0];
	win_img.style.width='400px';
	win_img.style.height='300px';
*/
	var content = '<img src="'+path+url+'" width="400" height="300" />';
	var win = window.open('', "", opt);
	var win_body = win.document.getElementsByTagName('body')[0];
	win_body.innerHTML = content;
	win_body.style.background="#fff";

	
	
	
}