Line 11: | Line 11: | ||
<div class="practice-main"> | <div class="practice-main"> | ||
<div class="practice-link-left"><a href="#"> Preface </a></div> | <div class="practice-link-left"><a href="#"> Preface </a></div> | ||
− | <img src="https://static.igem.org/mediawiki/2016/2/22/T--BNU-China--practice1.jpg" class="practice-img"> | + | <img src="https://static.igem.org/mediawiki/2016/2/22/T--BNU-China--practice1.jpg" class="practice-img" id="img1"> |
<!--<a href="#">We visited here.</a>--> | <!--<a href="#">We visited here.</a>--> | ||
</div> | </div> | ||
Line 54: | Line 54: | ||
document.querySelector('div#practice').style.backgroundImage='url("https://static.igem.org/mediawiki/2016/a/a6/T--BNU-China--sky2.jpg")'; | document.querySelector('div#practice').style.backgroundImage='url("https://static.igem.org/mediawiki/2016/a/a6/T--BNU-China--sky2.jpg")'; | ||
} | } | ||
+ | |||
+ | function getElementLeft(element){ | ||
+ | var actualLeft = element.offsetLeft; | ||
+ | var current = element.offsetParent; | ||
+ | while (current !== null){ | ||
+ | actualLeft += current.offsetLeft; | ||
+ | current = current.offsetParent; | ||
+ | } | ||
+ | return actualLeft; | ||
+ | } | ||
+ | function getElementTop(element){ | ||
+ | var actualTop = element.offsetTop; | ||
+ | var current = element.offsetParent; | ||
+ | while (current !== null){ | ||
+ | actualTop += current.offsetTop; | ||
+ | current = current.offsetParent; | ||
+ | } | ||
+ | return actualTop; | ||
+ | } | ||
+ | |||
+ | var img = $('#img1'); | ||
+ | var top = getElementTop(img); | ||
+ | var left = getElementLeft(img); | ||
+ | alert(top); | ||
+ | |||
</script> | </script> | ||
</html> | </html> |
Revision as of 14:52, 12 October 2016