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    copied!<p>Sorry for the sloppyness, kinda tired.</p> <p>If you use the code below, it does the same as my example above, except you can dynamically change the values of the <a href="http://jsfiddle.net/Sj7sK/2/" rel="nofollow">width and height through the textboxes</a>:</p> <p><strong>HTML</strong></p> <pre><code>&lt;div class="container"&gt; &lt;div&gt; &lt;input id="thumbWidth" placeholder="width" value="200" /&gt; &lt;input id="thumbHeight" placeholder="height" value="200" /&gt; &lt;/div&gt; &lt;p&gt; &lt;img id="ferret" src="http://odyniec.net/projects/imgareaselect/ferret.jpg" alt="It's coming right for us!" title="It's coming right for us!" style="float: left; margin-right: 10px;" /&gt; &lt;/p&gt; &lt;/div&gt; </code></pre> <p><strong>JAVASCRIPT</strong></p> <pre><code>$(document).ready(function () { var defaultVal = 100; var thumbWidth = $('#thumbWidth').val() | defaultVal, thumbHeight = $('#thumbHeight').val() | defaultVal; $('#thumbWidth').on("change keyup", function () { thumbWidth = this.value | defaultVal; reLoad('cancel'); }); $('#thumbHeight').on("change keyup", function () { thumbHeight = this.value | defaultVal; reLoad('cancel'); }); function preview(img, selection) { var scaleX = thumbWidth / (selection.width || 1); var scaleY = thumbHeight / (selection.height || 1); $('#ferret + div &gt; img').css({ width: Math.round(scaleX * $("#ferret").width()) + 'px', height: Math.round(scaleY * $("#ferret").height()) + 'px', marginLeft: '-' + Math.round(scaleX * selection.x1) + 'px', marginTop: '-' + Math.round(scaleY * selection.y1) + 'px' }); } var reLoad = function (cancel) { $('.premove').remove(); $('&lt;div class="premove"&gt;&lt;img src="http://odyniec.net/projects/imgareaselect/ferret.jpg" style="position: relative;" /&gt;&lt;div&gt;') .css({ float: 'left', position: 'relative', overflow: 'hidden', width: thumbWidth + 'px', height: thumbHeight + 'px' }) .insertAfter($('#ferret')); var fer = $('#ferret').imgAreaSelect({ aspectRatio: thumbWidth + ':' + thumbHeight, onSelectChange: preview, instance: true }); if (cancel) fer.cancelSelection(); } reLoad(); </code></pre> <p>});</p>
 

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