(element)
| 148 | |
| 149 | // Shortcut for figuring out if an element is `display: none` or not. |
| 150 | function isDisplayed(element) { |
| 151 | while (element && element.parentNode) { |
| 152 | var display = element.getStyle('display'); |
| 153 | if (display === 'none') { |
| 154 | return false; |
| 155 | } |
| 156 | element = $(element.parentNode); |
| 157 | } |
| 158 | return true; |
| 159 | } |
| 160 | |
| 161 | // In IE6-7, positioned elements often need hasLayout triggered before they |
| 162 | // report accurate measurements. |