function emailCheck(b){var s=1;var v=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;var r=/^(.+)@(.+)$/;var p='\\(\\)><@,;:\\\\\\"\\.\\[\\]';var k="[^\\s"+p+"]";var d='("[^"]*")';var q=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;var a=k+"+";var o="("+a+"|"+d+")";var l=new RegExp("^"+o+"(\\."+o+")*$");var f=new RegExp("^"+a+"(\\."+a+")*$");var c=b.match(r);var j=0;if(c==null){j=1}if(c!=null){var t=c[1];var u=c[2]}if(j==0){for(m=0;m<t.length;m++){if(t.charCodeAt(m)>127){j=2}}for(m=0;m<u.length;m++){if(u.charCodeAt(m)>127){j=3}}}if(j==0){if(t.match(l)==null){j=4}}if(j==0){var h=u.match(q)}if(j==0&&h==null){var g=new RegExp("^"+a+"$");var e=u.split(".");var n=e.length;for(m=0;m<n;m++){if(e[m].search(g)==-1){j=5}}if(s&&j==0&&e[e.length-1].length!=2&&e[e.length-1].search(v)==-1){j=6}if(j==0&&n<2){j=7}}if(j==0&&h!=null){for(var m=1;m<=4;m++){if(h[m]>255){j=8}}}return j};