/* 

jSignature v2 "2017-07-30T10:26" "commit ID 3ef5538b5b49228993a9d3613d4b6d465150a310"
Copyright (c) 2012 Willow Systems Corp http://willow-systems.com
Copyright (c) 2010 Brinley Ang http://www.unbolt.net
MIT License <http://www.opensource.org/licenses/mit-license.php>


Simplify.js BSD 
(c) 2012, Vladimir Agafonkin
mourner.github.com/simplify-js


base64 encoder
MIT, GPL
http://phpjs.org/functions/base64_encode
+   original by: Tyler Akins (http://rumkin.com)
+   improved by: Bayron Guevara
+   improved by: Thunder.m
+   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+   bugfixed by: Pellentesque Malesuada
+   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+   improved by: Rafal Kukawski (http://kukawski.pl)


jSignature v2 jSignature's Undo Button and undo functionality plugin


jSignature v2 jSignature's custom "base30" format export and import plugins.


jSignature v2 SVG export plugin.

*/
(function(){function q(a){var b=a.css("color"),d;a=a[0];for(var g=!1;a&&!d&&!g;){try{var c=$(a).css("background-color")}catch(l){c="transparent"}"transparent"!==c&&"rgba(0, 0, 0, 0)"!==c&&(d=c);g=a.body;a=a.parentNode}a=/rgb[a]*\((\d+),\s*(\d+),\s*(\d+)/;var g=/#([AaBbCcDdEeFf\d]{2})([AaBbCcDdEeFf\d]{2})([AaBbCcDdEeFf\d]{2})/;c=void 0;if(c=b.match(a))var n={r:parseInt(c[1],10),g:parseInt(c[2],10),b:parseInt(c[3],10)};else(c=b.match(g))&&(n={r:parseInt(c[1],16),g:parseInt(c[2],16),b:parseInt(c[3],
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a.sizeRatio)):"ratio"===a.width&&d.css("width",Math.round(d.height()*a.sizeRatio));d.addClass("jSignature");b.width=d.width();b.height=d.height();this.isCanvasEmulator=y(b);b.onselectstart=function(a){a&&a.preventDefault&&a.preventDefault();a&&a.stopPropagation&&a.stopPropagation();return!1};return b};(function(a){function b(a,b,d){var c=new Image,e=this;c.onload=function(){var a=e.getContext("2d"),b=a.shadowColor;a.shadowColor="transparent";a.drawImage(c,0,0,c.width<e.width?c.width:e.width,c.height<
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