function diff_match_patch(){this.Diff_Timeout=1.0;this.Diff_EditCost=4;this.Diff_DualThreshold=32;this.Match_Balance=0.5;this.Match_Threshold=0.5;this.Match_MinLength=100;this.Match_MaxLength=1000;this.Patch_Margin=4;function getMaxBits(){var a=0;var b=1;var c=2;while(b!=c){a++;b=c;c=c<<1}return a}this.Match_MaxBits=getMaxBits()}var DIFF_DELETE=-1;var DIFF_INSERT=1;var DIFF_EQUAL=0;diff_match_patch.prototype.diff_main=function(a,b,c){if(a==b){return[[DIFF_EQUAL,a]]}if(typeof c=='undefined'){c=true}var d=c;var e=this.diff_commonPrefix(a,b);var f=a.substring(0,e);a=a.substring(e);b=b.substring(e);e=this.diff_commonSuffix(a,b);var g=a.substring(a.length-e);a=a.substring(0,a.length-e);b=b.substring(0,b.length-e);var h=this.diff_compute(a,b,d);if(f){h.unshift([DIFF_EQUAL,f])}if(g){h.push([DIFF_EQUAL,g])}this.diff_cleanupMerge(h);return h};diff_match_patch.prototype.diff_compute=function(b,c,d){var e;if(!b){return[[DIFF_INSERT,c]]}if(!c){return[[DIFF_DELETE,b]]}var f=b.length>c.length?b:c;var g=b.length>c.length?c:b;var i=f.indexOf(g);if(i!=-1){e=[[DIFF_INSERT,f.substring(0,i)],[DIFF_EQUAL,g],[DIFF_INSERT,f.substring(i+g.length)]];if(b.length>c.length){e[0][0]=e[2][0]=DIFF_DELETE}return e}f=g=null;var h=this.diff_halfMatch(b,c);if(h){var k=h[0];var l=h[1];var m=h[2];var n=h[3];var o=h[4];var p=this.diff_main(k,m,d);var q=this.diff_main(l,n,d);return p.concat([[DIFF_EQUAL,o]],q)}if(d&&(b.length<100||c.length<100)){d=false}var r;if(d){var a=this.diff_linesToChars(b,c);b=a[0];c=a[1];r=a[2]}e=this.diff_map(b,c);if(!e){e=[[DIFF_DELETE,b],[DIFF_INSERT,c]]}if(d){this.diff_charsToLines(e,r);this.diff_cleanupSemantic(e);e.push([DIFF_EQUAL,'']);var s=0;var t=0;var u=0;var v='';var w='';while(s<e.length){switch(e[s][0]){case DIFF_INSERT:u++;w+=e[s][1];break;case DIFF_DELETE:t++;v+=e[s][1];break;case DIFF_EQUAL:if(t>=1&&u>=1){var a=this.diff_main(v,w,false);e.splice(s-t-u,t+u);s=s-t-u;for(var j=a.length-1;j>=0;j--){e.splice(s,0,a[j])}s=s+a.length}u=0;t=0;v='';w='';break}s++}e.pop()}return e};diff_match_patch.prototype.diff_linesToChars=function(g,h){var i=[];var j={};i[0]='';function diff_linesToCharsMunge(a){var b='';var c=0;var d=-1;var e=i.length;while(d<a.length-1){d=a.indexOf('\n',c);if(d==-1){d=a.length-1}var f=a.substring(c,d+1);c=d+1;if(j.hasOwnProperty?j.hasOwnProperty(f):(j[f]!==undefined)){b+=String.fromCharCode(j[f])}else{b+=String.fromCharCode(e);j[f]=e;i[e++]=f}}return b}var k=diff_linesToCharsMunge(g);var l=diff_linesToCharsMunge(h);return[k,l,i]};diff_match_patch.prototype.diff_charsToLines=function(a,b){for(var x=0;x<a.length;x++){var c=a[x][1];var d=[];for(var y=0;y<c.length;y++){d[y]=b[c.charCodeAt(y)]}a[x][1]=d.join('')}};diff_match_patch.prototype.diff_map=function(b,c){var e=(new Date()).getTime()+this.Diff_Timeout*1000;var f=b.length+c.length-1;var g=this.Diff_DualThreshold*2<f;var h=[];var i=[];var j={};var l={};j[1]=0;l[1]=0;var x,y;var m;var n={};var o=false;var hasOwnProperty=!!(n.hasOwnProperty);var p=(b.length+c.length)%2;for(var d=0;d<f;d++){if(this.Diff_Timeout>0&&(new Date()).getTime()>e){return null}h[d]={};for(var k=-d;k<=d;k+=2){if(k==-d||k!=d&&j[k-1]<j[k+1]){x=j[k+1]}else{x=j[k-1]+1}y=x-k;if(g){m=x+','+y;if(p&&(hasOwnProperty?n.hasOwnProperty(m):(n[m]!==undefined))){o=true}if(!p){n[m]=d}}while(!o&&x<b.length&&y<c.length&&b.charAt(x)==c.charAt(y)){x++;y++;if(g){m=x+','+y;if(p&&(hasOwnProperty?n.hasOwnProperty(m):(n[m]!==undefined))){o=true}if(!p){n[m]=d}}}j[k]=x;h[d][x+','+y]=true;if(x==b.length&&y==c.length){return this.diff_path1(h,b,c)}else if(o){i=i.slice(0,n[m]+1);var a=this.diff_path1(h,b.substring(0,x),c.substring(0,y));return a.concat(this.diff_path2(i,b.substring(x),c.substring(y)))}}if(g){i[d]={};for(var k=-d;k<=d;k+=2){if(k==-d||k!=d&&l[k-1]<l[k+1]){x=l[k+1]}else{x=l[k-1]+1}y=x-k;m=(b.length-x)+','+(c.length-y);if(!p&&(hasOwnProperty?n.hasOwnProperty(m):(n[m]!==undefined))){o=true}if(p){n[m]=d}while(!o&&x<b.length&&y<c.length&&b.charAt(b.length-x-1)==c.charAt(c.length-y-1)){x++;y++;m=(b.length-x)+','+(c.length-y);if(!p&&(hasOwnProperty?n.hasOwnProperty(m):(n[m]!==undefined))){o=true}if(p){n[m]=d}}l[k]=x;i[d][x+','+y]=true;if(o){h=h.slice(0,n[m]+1);var a=this.diff_path1(h,b.substring(0,b.length-x),c.substring(0,c.length-y));return a.concat(this.diff_path2(i,b.substring(b.length-x),c.substring(c.length-y)))}}}}return null};diff_match_patch.prototype.diff_path1=function(a,b,c){var e=[];var x=b.length;var y=c.length;var f=null;for(var d=a.length-2;d>=0;d--){while(1){if(a[d].hasOwnProperty?a[d].hasOwnProperty((x-1)+','+y):(a[d][(x-1)+','+y]!==undefined)){x--;if(f===DIFF_DELETE){e[0][1]=b.charAt(x)+e[0][1]}else{e.unshift([DIFF_DELETE,b.charAt(x)])}f=DIFF_DELETE;break}else if(a[d].hasOwnProperty?a[d].hasOwnProperty(x+','+(y-1)):(a[d][x+','+(y-1)]!==undefined)){y--;if(f===DIFF_INSERT){e[0][1]=c.charAt(y)+e[0][1]}else{e.unshift([DIFF_INSERT,c.charAt(y)])}f=DIFF_INSERT;break}else{x--;y--;if(f===DIFF_EQUAL){e[0][1]=b.charAt(x)+e[0][1]}else{e.unshift([DIFF_EQUAL,b.charAt(x)])}f=DIFF_EQUAL}}}return e};diff_match_patch.prototype.diff_path2=function(a,b,c){var e=[];var f=0;var x=b.length;var y=c.length;var g=null;for(var d=a.length-2;d>=0;d--){while(1){if(a[d].hasOwnProperty?a[d].hasOwnProperty((x-1)+','+y):(a[d][(x-1)+','+y]!==undefined)){x--;if(g===DIFF_DELETE){e[f-1][1]+=b.charAt(b.length-x-1)}else{e[f++]=[DIFF_DELETE,b.charAt(b.length-x-1)]}g=DIFF_DELETE;break}else if(a[d].hasOwnProperty?a[d].hasOwnProperty(x+','+(y-1)):(a[d][x+','+(y-1)]!==undefined)){y--;if(g===DIFF_INSERT){e[f-1][1]+=c.charAt(c.length-y-1)}else{e[f++]=[DIFF_INSERT,c.charAt(c.length-y-1)]}g=DIFF_INSERT;break}else{x--;y--;if(g===DIFF_EQUAL){e[f-1][1]+=b.charAt(b.length-x-1)}else{e[f++]=[DIFF_EQUAL,b.charAt(b.length-x-1)]}g=DIFF_EQUAL}}}return e};diff_match_patch.prototype.diff_commonPrefix=function(a,b){if(!a||!b||a.charCodeAt(0)!==b.charCodeAt(0)){return 0}var c=0;var d=Math.min(a.length,b.length);var e=d;var f=0;while(c<e){if(a.substring(f,e)==b.substring(f,e)){c=e;f=c}else{d=e}e=Math.floor((d-c)/2+c)}return e};diff_match_patch.prototype.diff_commonSuffix=function(a,b){if(!a||!b||a.charCodeAt(a.length-1)!==b.charCodeAt(b.length-1)){return 0}var c=0;var d=Math.min(a.length,b.length);var e=d;var f=0;while(c<e){if(a.substring(a.length-e,a.length-f)==b.substring(b.length-e,b.length-f)){c=e;f=c}else{d=e}e=Math.floor((d-c)/2+c)}return e};diff_match_patch.prototype.diff_halfMatch=function(h,k){var l=h.length>k.length?h:k;var m=h.length>k.length?k:h;if(l.length<10||m.length<1){return null}var n=this;function diff_halfMatchI(a,b,i){var c=a.substring(i,i+Math.floor(a.length/4));var j=-1;var d='';var e,best_longtext_b,best_shorttext_a,best_shorttext_b;while((j=b.indexOf(c,j+1))!=-1){var f=n.diff_commonPrefix(a.substring(i),b.substring(j));var g=n.diff_commonSuffix(a.substring(0,i),b.substring(0,j));if(d.length<g+f){d=b.substring(j-g,j)+b.substring(j,j+f);e=a.substring(0,i-g);best_longtext_b=a.substring(i+f);best_shorttext_a=b.substring(0,j-g);best_shorttext_b=b.substring(j+f)}}if(d.length>=a.length/2){return[e,best_longtext_b,best_shorttext_a,best_shorttext_b,d]}else{return null}}var o=diff_halfMatchI(l,m,Math.ceil(l.length/4));var p=diff_halfMatchI(l,m,Math.ceil(l.length/2));var q;if(!o&&!p){return null}else if(!p){q=o}else if(!o){q=p}else{q=o[4].length>p[4].length?o:p}var r,text1_b,text2_a,text2_b;if(h.length>k.length){r=q[0];text1_b=q[1];text2_a=q[2];text2_b=q[3]}else{text2_a=q[0];text2_b=q[1];r=q[2];text1_b=q[3]}var s=q[4];return[r,text1_b,text2_a,text2_b,s]};diff_match_patch.prototype.diff_cleanupSemantic=function(a){var b=false;var c=[];var d=0;var e=null;var f=0;var g=0;var h=0;while(f<a.length){if(a[f][0]==DIFF_EQUAL){c[d++]=f;g=h;h=0;e=a[f][1]}else{h+=a[f][1].length;if(e!==null&&(e.length<=g)&&(e.length<=h)){a.splice(c[d-1],0,[DIFF_DELETE,e]);a[c[d-1]+1][0]=DIFF_INSERT;d--;d--;f=d>0?c[d-1]:-1;g=0;h=0;e=null;b=true}}f++}if(b){this.diff_cleanupMerge(a)}this.diff_cleanupSemanticLossless(a)};diff_match_patch.prototype.diff_cleanupSemanticLossless=function(d){var e=/[^a-zA-Z0-9]/;var f=/\s/;var g=/[\r\n]/;var h=/\n\r?\n$/;var i=/^\r?\n\r?\n/;function diff_cleanupSemanticScore(a,b){if(!a||!b){return 5}var c=0;if(a.charAt(a.length-1).match(e)||b.charAt(0).match(e)){c++;if(a.charAt(a.length-1).match(f)||b.charAt(0).match(f)){c++;if(a.charAt(a.length-1).match(g)||b.charAt(0).match(g)){c++;if(a.match(h)||b.match(i)){c++}}}}return c}var j=1;while(j<d.length-1){if(d[j-1][0]==DIFF_EQUAL&&d[j+1][0]==DIFF_EQUAL){var k=d[j-1][1];var l=d[j][1];var m=d[j+1][1];var n=this.diff_commonSuffix(k,l);if(n){var o=l.substring(l.length-n);k=k.substring(0,k.length-n);l=o+l.substring(0,l.length-n);m=o+m}var p=k;var q=l;var r=m;var s=diff_cleanupSemanticScore(k,l)+diff_cleanupSemanticScore(l,m);while(l.charAt(0)===m.charAt(0)){k+=l.charAt(0);l=l.substring(1)+m.charAt(0);m=m.substring(1);var t=diff_cleanupSemanticScore(k,l)+diff_cleanupSemanticScore(l,m);if(t>=s){s=t;p=k;q=l;r=m}}if(d[j-1][1]!=p){if(p){d[j-1][1]=p}else{d.splice(j-1,1);j--}d[j][1]=q;if(r){d[j+1][1]=r}else{d.splice(j+1,1);j--}}}j++}};diff_match_patch.prototype.diff_cleanupEfficiency=function(a){var b=false;var c=[];var d=0;var e='';var f=0;var g=false;var h=false;var i=false;var j=false;while(f<a.length){if(a[f][0]==DIFF_EQUAL){if(a[f][1].length<this.Diff_EditCost&&(i||j)){c[d++]=f;g=i;h=j;e=a[f][1]}else{d=0;e=''}i=j=false}else{if(a[f][0]==DIFF_DELETE){j=true}else{i=true}if(e&&((g&&h&&i&&j)||((e.length<this.Diff_EditCost/2)&&(g+h+i+j)==3))){a.splice(c[d-1],0,[DIFF_DELETE,e]);a[c[d-1]+1][0]=DIFF_INSERT;d--;e='';if(g&&h){i=j=true;d=0}else{d--;f=d>0?c[d-1]:-1;i=j=false}b=true}}f++}if(b){this.diff_cleanupMerge(a)}};diff_match_patch.prototype.diff_cleanupMerge=function(a){a.push([DIFF_EQUAL,'']);var b=0;var c=0;var d=0;var e='';var f='';var g;while(b<a.length){switch(a[b][0]){case DIFF_INSERT:d++;f+=a[b][1];b++;break;case DIFF_DELETE:c++;e+=a[b][1];b++;break;case DIFF_EQUAL:if(c!==0||d!==0){if(c!==0&&d!==0){g=this.diff_commonPrefix(f,e);if(g!==0){if((b-c-d)>0&&a[b-c-d-1][0]==DIFF_EQUAL){a[b-c-d-1][1]+=f.substring(0,g)}else{a.splice(0,0,[DIFF_EQUAL,f.substring(0,g)]);b++}f=f.substring(g);e=e.substring(g)}g=this.diff_commonSuffix(f,e);if(g!==0){a[b][1]=f.substring(f.length-g)+a[b][1];f=f.substring(0,f.length-g);e=e.substring(0,e.length-g)}}if(c===0){a.splice(b-c-d,c+d,[DIFF_INSERT,f])}else if(d===0){a.splice(b-c-d,c+d,[DIFF_DELETE,e])}else{a.splice(b-c-d,c+d,[DIFF_DELETE,e],[DIFF_INSERT,f])}b=b-c-d+(c?1:0)+(d?1:0)+1}else if(b!==0&&a[b-1][0]==DIFF_EQUAL){a[b-1][1]+=a[b][1];a.splice(b,1)}else{b++}d=0;c=0;e='';f='';break}}if(a[a.length-1][1]===''){a.pop()}var h=false;b=1;while(b<a.length-1){if(a[b-1][0]==DIFF_EQUAL&&a[b+1][0]==DIFF_EQUAL){if(a[b][1].substring(a[b][1].length-a[b-1][1].length)==a[b-1][1]){a[b][1]=a[b-1][1]+a[b][1].substring(0,a[b][1].length-a[b-1][1].length);a[b+1][1]=a[b-1][1]+a[b+1][1];a.splice(b-1,1);h=true}else if(a[b][1].substring(0,a[b+1][1].length)==a[b+1][1]){a[b-1][1]+=a[b+1][1];a[b][1]=a[b][1].substring(a[b+1][1].length)+a[b+1][1];a.splice(b+1,1);h=true}}b++}if(h){this.diff_cleanupMerge(a)}};diff_match_patch.prototype.diff_xIndex=function(a,b){var c=0;var d=0;var e=0;var f=0;var x;for(x=0;x<a.length;x++){if(a[x][0]!==DIFF_INSERT){c+=a[x][1].length}if(a[x][0]!==DIFF_DELETE){d+=a[x][1].length}if(c>b){break}e=c;f=d}if(a.length!=x&&a[x][0]===DIFF_DELETE){return f}return f+(b-e)};diff_match_patch.prototype.diff_prettyHtml=function(a){var b=[];var i=0;for(var x=0;x<a.length;x++){var c=a[x][0];var d=a[x][1];var e=d.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;').replace(/\n/g,'&para;<BR>');switch(c){case DIFF_INSERT:b[x]='<INS STYLE="background:#E6FFE6;" TITLE="i='+i+'">'+e+'</INS>';break;case DIFF_DELETE:b[x]='<DEL STYLE="background:#FFE6E6;" TITLE="i='+i+'">'+e+'</DEL>';break;case DIFF_EQUAL:b[x]='<SPAN TITLE="i='+i+'">'+e+'</SPAN>';break}if(c!==DIFF_DELETE){i+=d.length}}return b.join('')};diff_match_patch.prototype.diff_text1=function(a){var b=[];for(var x=0;x<a.length;x++){if(a[x][0]!==DIFF_INSERT){b[x]=a[x][1]}}return b.join('')};diff_match_patch.prototype.diff_text2=function(a){var b=[];for(var x=0;x<a.length;x++){if(a[x][0]!==DIFF_DELETE){b[x]=a[x][1]}}return b.join('')};diff_match_patch.prototype.diff_toDelta=function(a){var b=[];for(var x=0;x<a.length;x++){switch(a[x][0]){case DIFF_INSERT:b[x]='+'+encodeURI(a[x][1]);break;case DIFF_DELETE:b[x]='-'+a[x][1].length;break;case DIFF_EQUAL:b[x]='='+a[x][1].length;break}}return b.join('\t').replace(/\x00/g,'%00').replace(/%20/g,' ')};diff_match_patch.prototype.diff_fromDelta=function(a,b){var c=[];var d=0;var e=0;b=b.replace(/%00/g,'\0');var f=b.split(/\t/g);for(var x=0;x<f.length;x++){var g=f[x].substring(1);switch(f[x].charAt(0)){case'+':try{c[d++]=[DIFF_INSERT,decodeURI(g)]}catch(ex){throw new Error('Illegal escape in diff_fromDelta: '+g);}break;case'-':case'=':var n=parseInt(g,10);if(isNaN(n)||n<0){throw new Error('Invalid number in diff_fromDelta: '+g);}var h=a.substring(e,e+=n);if(f[x].charAt(0)=='='){c[d++]=[DIFF_EQUAL,h]}else{c[d++]=[DIFF_DELETE,h]}break;default:if(f[x]){throw new Error('Invalid diff operation in diff_fromDelta: '+f[x]);}}}if(e!=a.length){throw new Error('Delta length ('+e+') does not equal source text length ('+a.length+').');}return c};diff_match_patch.prototype.match_main=function(a,b,c){c=Math.max(0,Math.min(c,a.length-b.length));if(a==b){return 0}else if(a.length===0){return null}else if(a.substring(c,c+b.length)==b){return c}else{return this.match_bitap(a,b,c)}};diff_match_patch.prototype.match_bitap=function(a,b,c){if(b.length>this.Match_MaxBits){throw new Error('Pattern too long for this browser.');}var s=this.match_alphabet(b);var f=a.length;f=Math.max(f,this.Match_MinLength);f=Math.min(f,this.Match_MaxLength);var g=this;function match_bitapScore(e,x){var d=Math.abs(c-x);return(e/b.length/g.Match_Balance)+(d/f/(1.0-g.Match_Balance))}var h=this.Match_Threshold;var i=a.indexOf(b,c);if(i!=-1){h=Math.min(match_bitapScore(0,i),h)}i=a.lastIndexOf(b,c+b.length);if(i!=-1){h=Math.min(match_bitapScore(0,i),h)}var k=1<<(b.length-1);i=null;var l,bin_mid;var m=Math.max(c+c,a.length);var n;for(var d=0;d<b.length;d++){var o=Array(a.length);l=c;bin_mid=m;while(l<bin_mid){if(match_bitapScore(d,bin_mid)<h){l=bin_mid}else{m=bin_mid}bin_mid=Math.floor((m-l)/2+l)}m=bin_mid;var p=Math.max(0,c-(bin_mid-c)-1);var q=Math.min(a.length-1,b.length+bin_mid);if(a.charAt(q)==b.charAt(b.length-1)){o[q]=(1<<(d+1))-1}else{o[q]=(1<<d)-1}for(var j=q-1;j>=p;j--){if(d===0){o[j]=((o[j+1]<<1)|1)&s[a.charAt(j)]}else{o[j]=((o[j+1]<<1)|1)&s[a.charAt(j)]|((n[j+1]<<1)|1)|((n[j]<<1)|1)|n[j+1]}if(o[j]&k){var r=match_bitapScore(d,j);if(r<=h){h=r;i=j;if(j>c){p=Math.max(0,c-(j-c))}else{break}}}}if(match_bitapScore(d+1,c)>h){break}n=o}return i};diff_match_patch.prototype.match_alphabet=function(a){var s={};for(var i=0;i<a.length;i++){s[a.charAt(i)]=0}for(var i=0;i<a.length;i++){s[a.charAt(i)]|=1<<(a.length-i-1)}return s};diff_match_patch.prototype.patch_addContext=function(a,b){var c=b.substring(a.start2,a.start2+a.length1);var d=0;while(b.indexOf(c)!=b.lastIndexOf(c)&&c.length<this.Match_MaxBits-this.Patch_Margin-this.Patch_Margin){d+=this.Patch_Margin;c=b.substring(a.start2-d,a.start2+a.length1+d)}d+=this.Patch_Margin;var e=b.substring(a.start2-d,a.start2);if(e!==''){a.diffs.unshift([DIFF_EQUAL,e])}var f=b.substring(a.start2+a.length1,a.start2+a.length1+d);if(f!==''){a.diffs.push([DIFF_EQUAL,f])}a.start1-=e.length;a.start2-=e.length;a.length1+=e.length+f.length;a.length2+=e.length+f.length};diff_match_patch.prototype.patch_make=function(a,b,c){var d,diffs;if(typeof a=='string'&&typeof b=='string'&&typeof c=='undefined'){d=a;diffs=this.diff_main(d,b,true);if(diffs.length>2){this.diff_cleanupSemantic(diffs);this.diff_cleanupEfficiency(diffs)}}else if(typeof a=='object'&&typeof b=='undefined'&&typeof c=='undefined'){diffs=a;d=this.diff_text1(diffs)}else if(typeof a=='string'&&typeof b=='object'&&typeof c=='undefined'){d=a;diffs=b}else if(typeof a=='string'&&typeof b=='string'&&typeof c=='object'){d=a;diffs=c}else{throw new Error('Unknown call format to patch_make.');}if(diffs.length===0){return[]}var e=[];var f=new patch_obj();var g=0;var h=0;var i=0;var j=d;var k=d;for(var x=0;x<diffs.length;x++){var l=diffs[x][0];var m=diffs[x][1];if(!g&&l!==DIFF_EQUAL){f.start1=h;f.start2=i}switch(l){case DIFF_INSERT:f.diffs[g++]=diffs[x];f.length2+=m.length;k=k.substring(0,i)+m+k.substring(i);break;case DIFF_DELETE:f.length1+=m.length;f.diffs[g++]=diffs[x];k=k.substring(0,i)+k.substring(i+m.length);break;case DIFF_EQUAL:if(m.length<=2*this.Patch_Margin&&g&&diffs.length!=x+1){f.diffs[g++]=diffs[x];f.length1+=m.length;f.length2+=m.length}else if(m.length>=2*this.Patch_Margin){if(g){this.patch_addContext(f,j);e.push(f);f=new patch_obj();g=0;j=k}}break}if(l!==DIFF_INSERT){h+=m.length}if(l!==DIFF_DELETE){i+=m.length}}if(g){this.patch_addContext(f,j);e.push(f)}return e};diff_match_patch.prototype.patch_deepCopy=function(a){var b=[];for(var x=0;x<a.length;x++){var c=a[x];var d=new patch_obj();d.diffs=[];for(var y=0;y<c.diffs.length;y++){d.diffs[y]=c.diffs[y].slice()}d.start1=c.start1;d.start2=c.start2;d.length1=c.length1;d.length2=c.length2;b[x]=d}return b};diff_match_patch.prototype.patch_apply=function(a,b){if(a.length==0){return[b,[]]}a=this.patch_deepCopy(a);var c=this.patch_addPadding(a);b=c+b+c;this.patch_splitMax(a);var d=0;var e=[];for(var x=0;x<a.length;x++){var f=a[x].start2+d;var g=this.diff_text1(a[x].diffs);var h=this.match_main(b,g,f);if(h===null){e[x]=false}else{e[x]=true;d=h-f;var i=b.substring(h,h+g.length);if(g==i){b=b.substring(0,h)+this.diff_text2(a[x].diffs)+b.substring(h+g.length)}else{var j=this.diff_main(g,i,false);this.diff_cleanupSemanticLossless(j);var k=0;var l;for(var y=0;y<a[x].diffs.length;y++){var m=a[x].diffs[y];if(m[0]!==DIFF_EQUAL){l=this.diff_xIndex(j,k)}if(m[0]===DIFF_INSERT){b=b.substring(0,h+l)+m[1]+b.substring(h+l)}else if(m[0]===DIFF_DELETE){b=b.substring(0,h+l)+b.substring(h+this.diff_xIndex(j,k+m[1].length))}if(m[0]!==DIFF_DELETE){k+=m[1].length}}}}}b=b.substring(c.length,b.length-c.length);return[b,e]};diff_match_patch.prototype.patch_addPadding=function(a){var b='';for(var x=0;x<this.Patch_Margin;x++){b+=String.fromCharCode(x)}for(var x=0;x<a.length;x++){a[x].start1+=b.length;a[x].start2+=b.length}var c=a[0];var d=c.diffs;if(d.length==0||d[0][0]!=DIFF_EQUAL){d.unshift([DIFF_EQUAL,b]);c.start1-=b.length;c.start2-=b.length;c.length1+=b.length;c.length2+=b.length}else if(b.length>d[0][1].length){var e=b.length-d[0][1].length;d[0][1]=b.substring(d[0][1].length)+d[0][1];c.start1-=e;c.start2-=e;c.length1+=e;c.length2+=e}c=a[a.length-1];d=c.diffs;if(d.length==0||d[d.length-1][0]!=DIFF_EQUAL){d.push([DIFF_EQUAL,b]);c.length1+=b.length;c.length2+=b.length}else if(b.length>d[d.length-1][1].length){var e=b.length-d[d.length-1][1].length;d[d.length-1][1]+=b.substring(0,e);c.length1+=e;c.length2+=e}return b};diff_match_patch.prototype.patch_splitMax=function(a){for(var x=0;x<a.length;x++){if(a[x].length1>this.Match_MaxBits){var b=a[x];a.splice(x--,1);var c=this.Match_MaxBits;var d=b.start1;var e=b.start2;var f='';while(b.diffs.length!==0){var g=new patch_obj();var h=true;g.start1=d-f.length;g.start2=e-f.length;if(f!==''){g.length1=g.length2=f.length;g.diffs.push([DIFF_EQUAL,f])}while(b.diffs.length!==0&&g.length1<c-this.Patch_Margin){var i=b.diffs[0][0];var j=b.diffs[0][1];if(i===DIFF_INSERT){g.length2+=j.length;e+=j.length;g.diffs.push(b.diffs.shift());h=false}else{j=j.substring(0,c-g.length1-this.Patch_Margin);g.length1+=j.length;d+=j.length;if(i===DIFF_EQUAL){g.length2+=j.length;e+=j.length}else{h=false}g.diffs.push([i,j]);if(j==b.diffs[0][1]){b.diffs.shift()}else{b.diffs[0][1]=b.diffs[0][1].substring(j.length)}}}f=this.diff_text2(g.diffs);f=f.substring(f.length-this.Patch_Margin);var k=this.diff_text1(b.diffs).substring(0,this.Patch_Margin);if(k!==''){g.length1+=k.length;g.length2+=k.length;if(g.diffs.length!==0&&g.diffs[g.diffs.length-1][0]===DIFF_EQUAL){g.diffs[g.diffs.length-1][1]+=k}else{g.diffs.push([DIFF_EQUAL,k])}}if(!h){a.splice(++x,0,g)}}}}};diff_match_patch.prototype.patch_toText=function(a){var b=[];for(var x=0;x<a.length;x++){b[x]=a[x]}return b.join('')};diff_match_patch.prototype.patch_fromText=function(a){var b=[];if(!a){return b}a=a.replace(/%00/g,'\0');var c=a.split('\n');var d=0;while(d<c.length){var m=c[d].match(/^@@ -(\d+),?(\d*) \+(\d+),?(\d*) @@$/);if(!m){throw new Error('Invalid patch string: '+c[d]);}var e=new patch_obj();b.push(e);e.start1=parseInt(m[1],10);if(m[2]===''){e.start1--;e.length1=1}else if(m[2]=='0'){e.length1=0}else{e.start1--;e.length1=parseInt(m[2],10)}e.start2=parseInt(m[3],10);if(m[4]===''){e.start2--;e.length2=1}else if(m[4]=='0'){e.length2=0}else{e.start2--;e.length2=parseInt(m[4],10)}d++;while(d<c.length){var f=c[d].charAt(0);try{var g=decodeURI(c[d].substring(1))}catch(ex){throw new Error('Illegal escape in patch_fromText: '+g);}if(f=='-'){e.diffs.push([DIFF_DELETE,g])}else if(f=='+'){e.diffs.push([DIFF_INSERT,g])}else if(f==' '){e.diffs.push([DIFF_EQUAL,g])}else if(f=='@'){break}else if(f===''){}else{throw new Error('Invalid patch mode "'+f+'" in: '+g);}d++}}return b};function patch_obj(){this.diffs=[];this.start1=null;this.start2=null;this.length1=0;this.length2=0}patch_obj.prototype.toString=function(){var a,coords2;if(this.length1===0){a=this.start1+',0'}else if(this.length1==1){a=this.start1+1}else{a=(this.start1+1)+','+this.length1}if(this.length2===0){coords2=this.start2+',0'}else if(this.length2==1){coords2=this.start2+1}else{coords2=(this.start2+1)+','+this.length2}var b=['@@ -'+a+' +'+coords2+' @@\n'];var c;for(var x=0;x<this.diffs.length;x++){switch(this.diffs[x][0]){case DIFF_INSERT:c='+';break;case DIFF_DELETE:c='-';break;case DIFF_EQUAL:c=' ';break}b[x+1]=c+encodeURI(this.diffs[x][1])+'\n'}return b.join('').replace(/\x00/g,'%00').replace(/%20/g,' ')};var mobwrite={};mobwrite.syncGateway='/scripts/q.py';mobwrite.get_maxchars=200;mobwrite.debug=true;if(!('console'in window)||!('info'in window.console)||!('warn'in window.console)||!('error'in window.console)){mobwrite.debug=false}mobwrite.sniffUserAgent=function(){if(window.opera){mobwrite.UA_opera=true}else{var a=navigator.userAgent.toLowerCase();mobwrite.UA_webkit=a.indexOf('webkit')!=-1;if(!mobwrite.UA_webkit){mobwrite.UA_gecko=a.indexOf('gecko')!=-1;if(!mobwrite.UA_gecko){mobwrite.UA_msie=a.indexOf('msie')!=-1}}}};mobwrite.UA_gecko=false;mobwrite.UA_opera=false;mobwrite.UA_msie=false;mobwrite.UA_webkit=false;mobwrite.sniffUserAgent();mobwrite.syncRunPid_=null;mobwrite.syncKillPid_=null;mobwrite.timeoutInterval=30000;mobwrite.minSyncInterval=1000;mobwrite.maxSyncInterval=10000;mobwrite.syncInterval=2000;mobwrite.syncChange_=false;mobwrite.syncAjaxObj_=null;mobwrite.uniqueId=function(){var a='abcdefghijklmnopqrstuvwxyz';var b=a.charAt(Math.random()*a.length);a+='0123456789-_:.';for(var x=1;x<8;x++){b+=a.charAt(Math.random()*a.length)}if(b.indexOf('--')!=-1){b=mobwrite.uniqueId()}return b};mobwrite.syncUsername=mobwrite.uniqueId();mobwrite.shared={};mobwrite.shareHandlers=[];mobwrite.shareObj=function(a){if(a){this.file=a;this.dmp=new diff_match_patch();this.editStack=[];if(mobwrite.debug){console.info('Creating shareObj: "'+a+'"')}}};mobwrite.shareObj.prototype.shadowText='';mobwrite.shareObj.prototype.clientVersion=0;mobwrite.shareObj.prototype.serverVersion=0;mobwrite.shareObj.prototype.deltaOk=false;mobwrite.shareObj.prototype.mergeChanges=true;mobwrite.shareObj.prototype.getClientText=function(){window.alert('Defined by subclass');return''};mobwrite.shareObj.prototype.setClientText=function(a){window.alert('Defined by subclass')};mobwrite.shareObj.prototype.patchClientText=function(a){var b=this.getClientText();result=this.dmp.patch_apply(a,b);if(b!=result[0]){this.setClientText(result[0])}};mobwrite.shareObj.prototype.onSentDiff=function(a){};mobwrite.shareObj.prototype.fireChange=function(a){if('createEvent'in document){var e=document.createEvent('HTMLEvents');e.initEvent('change',false,false);a.dispatchEvent(e)}else if('fireEvent'in a){a.fireEvent('onchange')}};mobwrite.shareObj.prototype.syncText=function(){var a=this.getClientText();if(this.deltaOk){var b=this.dmp.diff_main(this.shadowText,a,true);if(b.length>2){this.dmp.diff_cleanupSemantic(b);this.dmp.diff_cleanupEfficiency(b)}this.onSentDiff(b);this.shadowText=a;var c=(this.mergeChanges?'d:':'D:')+this.clientVersion+':'+this.dmp.diff_toDelta(b);if(b.length!=1||b[0][0]!=DIFF_EQUAL){mobwrite.syncChange_=true}this.editStack.push([this.clientVersion,c]);this.clientVersion++}else{d=a;if(this.shadowText!=a){this.shadowText=a}this.clientVersion++;var c='r:'+this.clientVersion+':'+encodeURI(d).replace(/%20/g,' ');this.editStack.push([this.clientVersion,c])}var d='F:'+this.serverVersion+':'+encodeURI(this.file)+'\n';for(var x=0;x<this.editStack.length;x++){d+=this.editStack[x][1]+'\n'}return d.replace(/\0/g,'%00')};mobwrite.syncRun1_=function(){mobwrite.syncChange_=false;var a=[];a[0]='u:'+mobwrite.syncUsername+'\n';for(x in mobwrite.shared){a.push(mobwrite.shared[x].syncText())}if(a.length==1){return}var b=(mobwrite.syncGateway.indexOf('://')!=-1);if(mobwrite.debug){console.info('TO server:\n'+a.join(''))}a.push('\n');a=a.join('');mobwrite.syncKillPid_=window.setTimeout(mobwrite.syncKill_,mobwrite.timeoutInterval);if(b){var c;while(c=document.getElementById('mobwrite_sync')){c.parentNode.removeChild(c)}var d=[];if(a.length>mobwrite.get_maxchars){var e=Math.ceil(a.length/mobwrite.get_maxchars);var f=Math.ceil(a.length/e);var g='b:'+mobwrite.uniqueId()+' '+e+' ';for(var x=1;x<=e;x++){var h=encodeURIComponent(a.substring((x-1)*f,x*f));var i=g+x+' '+h+'\n\n';d.push('p='+encodeURIComponent(i))}}else{d=['p='+encodeURIComponent(a)]}var j=document.getElementsByTagName('head')[0];for(var x=0;x<d.length;x++){c=document.createElement('script');c.type='text/javascript';c.charset='utf-8';c.src=mobwrite.syncGateway+'?'+d[x]+'&c='+mobwrite.uniqueId();c.id='mobwrite_sync';j.appendChild(c)}}else{a='q='+encodeURIComponent(a);mobwrite.syncAjaxObj_=mobwrite.syncLoadAjax_(mobwrite.syncGateway,a,mobwrite.syncCheckAjax_)}};mobwrite.callback=function(a){if(a){mobwrite.syncRun2_(a+'\n')}else{window.clearTimeout(mobwrite.syncKillPid_);mobwrite.syncKillPid_=window.setTimeout(mobwrite.syncKill_,mobwrite.timeoutInterval)}};mobwrite.syncRun2_=function(a){if(mobwrite.debug){console.info('FROM server:\n'+a)}a=a.replace(/%00/g,'\0');if(a.length<2||a.substring(a.length-2)!='\n\n'){a='';if(mobwrite.error){console.info('Truncated data.  Abort.')}}var b=a.split('\n');var c=null;var d=null;for(var x in b){if(!b[x]){break}if(b[x].charAt(1)!=':'){if(mobwrite.debug){console.error('Unparsable line: '+b[x])}continue}var e=b[x].charAt(0);var f=b[x].substring(2);var g;if('FfDdRr'.indexOf(e)!=-1){var h=f.indexOf(':');if(!h){if(mobwrite.debug){console.error('No version number: '+b[x])}continue}g=parseInt(f.substring(0,h),10);if(isNaN(g)){if(mobwrite.debug){console.error('NaN version number: '+b[x])}continue}f=f.substring(h+1)}if(e=='F'||e=='f'){if(mobwrite.shared.hasOwnProperty(f)){c=mobwrite.shared[f];c.deltaOk=true;d=g;for(var x=0;x<c.editStack.length;x++){if(c.editStack[x][0]<=d){c.editStack.splice(x,1);x--}}}else{c=null}}else if(e=='R'||e=='r'){if(c){c.shadowText=decodeURI(f);c.clientVersion=d;c.serverVersion=g;c.editStack=[];if(e=='R'){c.setClientText(c.shadowText)}mobwrite.syncChange_=true}}else if(e=='D'||e=='d'){if(c){if(d!=c.clientVersion){c.deltaOk=false;if(mobwrite.debug){console.error('Client version number mismatch.\n'+'Expected: '+c.clientVersion+' Got: '+d)}}else if(g>c.serverVersion){c.deltaOk=false;if(mobwrite.debug){console.error('Server version in future.\n'+'Expected: '+c.serverVersion+' Got: '+g)}}else if(g<c.serverVersion){if(mobwrite.debug){console.warn('Server version in past.\n'+'Expected: '+c.serverVersion+' Got: '+g)}}else{var i;try{i=c.dmp.diff_fromDelta(c.shadowText,f);c.serverVersion++}catch(ex){i=null;c.deltaOk=false;mobwrite.syncInterval=0;if(mobwrite.debug){console.error('Delta mismatch.\n'+encodeURI(c.shadowText))}}if(i&&(i.length!=1||i[0][0]!=DIFF_EQUAL)){if(e=='D'){c.shadowText=c.dmp.diff_text2(i);c.setClientText(c.shadowText)}else{var j=c.dmp.patch_make(c.shadowText,'',i);var k=c.dmp.patch_apply(j,c.shadowText);c.shadowText=k[0];c.patchClientText(j)}mobwrite.syncChange_=true}}}}}if(mobwrite.syncChange_){mobwrite.syncInterval/=2}else{mobwrite.syncInterval+=1000}mobwrite.syncInterval=Math.max(mobwrite.minSyncInterval,mobwrite.syncInterval);mobwrite.syncInterval=Math.min(mobwrite.maxSyncInterval,mobwrite.syncInterval);window.clearTimeout(mobwrite.syncRunPid_);mobwrite.syncRunPid_=window.setTimeout(mobwrite.syncRun1_,mobwrite.syncInterval);window.clearTimeout(mobwrite.syncKillPid_);mobwrite.syncKillPid_=null};mobwrite.syncKill_=function(){mobwrite.syncKillPid_=null;if(mobwrite.syncAjaxObj_){mobwrite.syncAjaxObj_.abort();mobwrite.syncAjaxObj_=null}if(mobwrite.debug){console.warn('Connection timeout.')}window.clearTimeout(mobwrite.syncRunPid_);mobwrite.syncRunPid_=window.setTimeout(mobwrite.syncRun1_,1)};mobwrite.syncLoadAjax_=function(a,b,c){var d=null;if(window.XMLHttpRequest){try{d=new XMLHttpRequest()}catch(e){d=null}}else if(window.ActiveXObject){try{d=new ActiveXObject('Msxml2.XMLHTTP')}catch(e){try{d=new ActiveXObject('Microsoft.XMLHTTP')}catch(e){d=null}}}if(d){d.onreadystatechange=c;d.open('POST',a,true);d.setRequestHeader('Content-Type','application/x-www-form-urlencoded');d.send(b)}return d};mobwrite.syncCheckAjax_=function(){if(typeof mobwrite=='undefined'||!mobwrite.syncAjaxObj_){return}if(mobwrite.syncAjaxObj_.readyState==4){if(mobwrite.syncAjaxObj_.status==200){var a=mobwrite.syncAjaxObj_.responseText;mobwrite.syncAjaxObj_=null;mobwrite.syncRun2_(a)}else{if(mobwrite.debug){console.warn('Connection error code: '+mobwrite.syncAjaxObj_.status)}mobwrite.syncAjaxObj_=null}}};mobwrite.unload_=function(){if(!mobwrite.syncKillPid_){mobwrite.syncRun1_()}};if(window.addEventListener){window.addEventListener('unload',mobwrite.unload_,false)}else if(window.attachEvent){window.attachEvent('onunload',mobwrite.unload_)}mobwrite.share=function(a){for(var i=0;i<arguments.length;i++){var b=arguments[i];var c=null;for(var x=0;x<mobwrite.shareHandlers.length&&!c;x++){c=mobwrite.shareHandlers[x].call(mobwrite,b)}if(c&&c.file){mobwrite.shared[c.file]=c;if(mobwrite.syncRunPid_==null){mobwrite.syncRunPid_=window.setTimeout(mobwrite.syncRun1_,10)}}}};mobwrite.shareHandlerForm=function(a){if(typeof a=='string'){a=document.getElementById(a)||document.forms[a]}if(a&&'tagName'in a&&a.tagName=='FORM'){for(var x=0,el;el=a.elements[x];x++){mobwrite.share(el)}}return null};mobwrite.shareHandlers.push(mobwrite.shareHandlerForm);mobwrite.shareHiddenObj=function(a){mobwrite.shareObj.apply(this,[a.id]);this.element=a};mobwrite.shareHiddenObj.prototype=new mobwrite.shareObj('');mobwrite.shareHiddenObj.prototype.getClientText=function(){this.mergeChanges=!this.element.value.match(/^\s*-?[\d.]+\s*$/);return this.element.value};mobwrite.shareHiddenObj.prototype.setClientText=function(a){this.element.value=a};mobwrite.shareHiddenObj.shareHandler=function(a){if(typeof a=='string'){a=document.getElementById(a)}if(a&&'type'in a&&a.type=='hidden'){return new mobwrite.shareHiddenObj(a)}return null};mobwrite.shareHandlers.push(mobwrite.shareHiddenObj.shareHandler);mobwrite.shareCheckboxObj=function(a){mobwrite.shareObj.apply(this,[a.id]);this.element=a;this.mergeChanges=false};mobwrite.shareCheckboxObj.prototype=new mobwrite.shareObj('');mobwrite.shareCheckboxObj.prototype.getClientText=function(){return this.element.checked?this.element.value:''};mobwrite.shareCheckboxObj.prototype.setClientText=function(a){var b=this.element.value||'on';this.element.checked=(a==b);this.fireChange(this.element)};mobwrite.shareCheckboxObj.shareHandler=function(a){if(typeof a=='string'){a=document.getElementById(a)}if(a&&'type'in a&&a.type=='checkbox'){return new mobwrite.shareCheckboxObj(a)}return null};mobwrite.shareHandlers.push(mobwrite.shareCheckboxObj.shareHandler);mobwrite.shareSelectObj=function(a){mobwrite.shareObj.apply(this,[a.id]);this.element=a;this.mergeChanges=(a.type=='select-multiple')};mobwrite.shareSelectObj.prototype=new mobwrite.shareObj('');mobwrite.shareSelectObj.prototype.getClientText=function(){var a=[];for(var x=0,option;option=this.element.options[x];x++){if(option.selected){a.push(option.value)}}return a.join('\00')};mobwrite.shareSelectObj.prototype.setClientText=function(a){a='\00'+a+'\00';for(var x=0,option;option=this.element.options[x];x++){option.selected=(a.indexOf('\00'+option.value+'\00')!=-1)}this.fireChange(this.element)};mobwrite.shareSelectObj.shareHandler=function(a){if(typeof a=='string'){a=document.getElementById(a)}if(a&&'type'in a&&(a.type=='select-one'||a.type=='select-multiple')){return new mobwrite.shareSelectObj(a)}return null};mobwrite.shareHandlers.push(mobwrite.shareSelectObj.shareHandler);mobwrite.shareRadioObj=function(a){mobwrite.shareObj.apply(this,[a.id]);this.elements=[a];this.form=a.form;this.name=a.name;this.mergeChanges=false};mobwrite.shareRadioObj.prototype=new mobwrite.shareObj('');mobwrite.shareRadioObj.prototype.getClientText=function(){for(var x=0;x<this.elements.length;x++){if(this.elements[x].checked){return this.elements[x].value}}return''};mobwrite.shareRadioObj.prototype.setClientText=function(a){for(var x=0;x<this.elements.length;x++){this.elements[x].checked=(a==this.elements[x].value);this.fireChange(this.elements[x])}};mobwrite.shareRadioObj.shareHandler=function(a){if(typeof a=='string'){a=document.getElementById(a)}if(a&&'type'in a&&a.type=='radio'){for(var b in mobwrite.shared){if(mobwrite.shared[b].form==a.form&&mobwrite.shared[b].name==a.name){mobwrite.shared[b].elements.push(a);return null}}return new mobwrite.shareRadioObj(a)}return null};mobwrite.shareHandlers.push(mobwrite.shareRadioObj.shareHandler);mobwrite.shareTextareaObj=function(a){mobwrite.shareObj.apply(this,[a.id]);this.element=a;if(a.type=='password'){this.mergeChanges=false}};mobwrite.shareTextareaObj.prototype=new mobwrite.shareObj('');mobwrite.shareTextareaObj.prototype.getClientText=function(){var a=mobwrite.shareTextareaObj.normalizeLinebreaks_(this.element.value);if(this.element.type=='text'){this.mergeChanges=!a.match(/^\s*-?[\d.]+\s*$/)}return a};mobwrite.shareTextareaObj.prototype.setClientText=function(a){this.element.value=a;this.fireChange(this.element)};mobwrite.shareTextareaObj.prototype.patchClientText=function(a){this.dmp.Match_Balance=0.5;this.dmp.Match_Threshold=0.6;var b=this.getClientText();var c=this.dmp.patch_apply(a,b);if(b!=c[0]){var d=this.captureCursor_();this.setClientText(c[0]);if(d){this.restoreCursor_(d)}}if(mobwrite.debug){for(var x=0;x<c[1].length;x++){if(c[1][x]){console.info('Patch OK.')}else{console.warn('Patch failed: '+a[x])}}}};mobwrite.shareTextareaObj.prototype.captureCursor_=function(){if('activeElement'in this.element&&!this.element.activeElement){return null}var a=this.dmp.Match_MaxBits/2;var b=this.element.value;var c={};if('selectionStart'in this.element){var d=this.element.selectionStart;var e=this.element.selectionEnd;c.startPrefix=b.substring(d-a,d);c.startSuffix=b.substring(d,d+a);c.startPercent=d/b.length;c.collapsed=(d==e);if(!c.collapsed){c.endPrefix=b.substring(e-a,e);c.endSuffix=b.substring(e,e+a);c.endPercent=e/b.length}}else{var f=this.element;while(f.parentNode){f=f.parentNode}if(!f.selection||!f.selection.createRange){return null}var g=f.selection.createRange();if(g.parentElement()!=this.element){return null}var h=f.body.createTextRange();c.collapsed=(g.text=='');h.moveToElementText(this.element);if(!c.collapsed){h.setEndPoint('EndToEnd',g);c.endPrefix=h.text;c.endPercent=c.endPrefix.length/b.length;c.endPrefix=c.endPrefix.substring(c.endPrefix.length-a)}h.setEndPoint('EndToStart',g);c.startPrefix=h.text;c.startPercent=c.startPrefix.length/b.length;c.startPrefix=c.startPrefix.substring(c.startPrefix.length-a);h.moveToElementText(this.element);h.setEndPoint('StartToStart',g);c.startSuffix=h.text.substring(0,a);if(!c.collapsed){h.setEndPoint('StartToEnd',g);c.endSuffix=h.text.substring(0,a)}}if('scrollTop'in this.element){c.scrollTop=this.element.scrollTop/this.element.scrollHeight;c.scrollLeft=this.element.scrollLeft/this.element.scrollWidth}return c};mobwrite.shareTextareaObj.prototype.restoreCursor_=function(a){this.dmp.Match_Balance=0.4;this.dmp.Match_Threshold=0.9;var b=this.dmp.Match_MaxBits/2;var c=this.element.value;var d=a.startPrefix+a.startSuffix;var e=this.dmp.match_main(c,d,Math.round(Math.max(0,Math.min(c.length,a.startPercent*c.length-b))));if(e!==null){var f=c.substring(e,e+d.length);var g=this.dmp.diff_main(d,f,false);e+=this.dmp.diff_xIndex(g,a.startPrefix.length)}var h=null;if(!a.collapsed){d=a.endPrefix+a.endSuffix;h=this.dmp.match_main(c,d,Math.round(Math.max(0,Math.min(c.length,a.endPercent*c.length-b))));if(h!==null){var f=c.substring(h,h+d.length);var g=this.dmp.diff_main(d,f,false);h+=this.dmp.diff_xIndex(g,a.endPrefix.length)}}if(e===null&&h!==null){e=h}else if(e===null&&h===null){e=Math.round(a.startPercent*c.length)}if(h==null){h=e}if('selectionStart'in this.element){this.element.selectionStart=e;this.element.selectionEnd=h}else{var i=this.element;while(i.parentNode){i=i.parentNode}if(!i.selection||!i.selection.createRange){return}var j=this.element.value.substring(0,e);var k=j.replace(/\r\n/g,'\n').length;var l=i.body.createTextRange();l.moveToElementText(this.element);l.collapse(true);l.moveStart('character',k);if(!a.collapsed){j=this.element.value.substring(e,h);var m=j.replace(/\r\n/g,'\n').length;l.moveEnd('character',m)}l.select()}if('scrollTop'in a){this.element.scrollTop=a.scrollTop*this.element.scrollHeight;this.element.scrollLeft=a.scrollLeft*this.element.scrollWidth}};mobwrite.shareTextareaObj.normalizeLinebreaks_=function(a){var b='';if(a!=''){if(a.charAt(0)=='\n'){a='\r'+a}if(a.charAt(a.length-1)=='\r'){a=a+'\n'}}while(b!=a){b=a;a=a.replace(/([^\r])\n/g,'$1\r\n');a=a.replace(/\r([^\n])/g,'\r\n$1')}return a};mobwrite.shareTextareaObj.shareHandler=function(a){if(typeof a=='string'){a=document.getElementById(a)}if(a&&'value'in a&&'type'in a&&(a.type=='textarea'||a.type=='text'||a.type=='password')){if(mobwrite.UA_webkit){a.addEventListener('focus',function(){this.activeElement=true},false);a.addEventListener('blur',function(){this.activeElement=false},false);a.activeElement=false}return new mobwrite.shareTextareaObj(a)}return null};mobwrite.shareHandlers.push(mobwrite.shareTextareaObj.shareHandler);