function addListener(b,a,c){if(b.addEventListener){b.addEventListener(a,c,false)}else{if(b.attachEvent){b.attachEvent("on"+a,c)}}}
function removeListener(b,a,c){if(b.removeEventListener){b.removeEventListener(a,c,false)}else{if(b.detachEvent){b.detachEvent("on"+a,c)}}}
function jsToolBar(b){if(!document.createElement){return}
if(!b){return}
if((typeof(document.selection)=="undefined")&&(typeof(b.setSelectionRange)=="undefined")){return}
this.textarea=b;this.editor=document.createElement("div");this.editor.className="jstEditor";this.textarea.parentNode.insertBefore(this.editor,this.textarea);this.editor.appendChild(this.textarea);this.toolbar=document.createElement("div");this.toolbar.className="jstElements";this.editor.parentNode.insertBefore(this.toolbar,this.editor);this.handle=document.createElement("div");this.handle.className="jstHandle";var a=this.resizeDragStart;var c=this;addListener(this.handle,"mousedown",function(d){a.call(c,d)});addListener(window,"unload",function(){var d=c.handle.parentNode.removeChild(c.handle);delete(c.handle)});this.editor.parentNode.insertBefore(this.handle,this.editor.nextSibling);this.context=null;this.toolNodes={}}
function jsButton(d,c,b,a){this.title=d||null;this.fn=c||function(){};this.scope=b||null;this.className=a||null}
jsButton.prototype.draw=function(){if(!this.scope){return null}
var a=document.createElement("button");a.setAttribute("type","button");if(this.className){a.className=this.className}
a.title=this.title;var b=document.createElement("span");b.appendChild(document.createTextNode(this.title));a.appendChild(b);if(this.icon!=undefined){a.style.backgroundImage="url("+this.icon+")"}
if(typeof(this.fn)=="function"){var c=this;a.onclick=function(){try{c.fn.apply(c.scope,arguments)}catch(d){}
return false}}
return a};function jsSpace(a){this.id=a||null;this.width=null}
jsSpace.prototype.draw=function(){var a=document.createElement("span");if(this.id){a.id=this.id}
a.appendChild(document.createTextNode(String.fromCharCode(160)));a.className="jstSpacer";if(this.width){a.style.marginRight=this.width+"px"}
return a};function jsCombo(e,a,d,c,b){this.title=e||null;this.options=a||null;this.scope=d||null;this.fn=c||function(){};this.className=b||null}
jsCombo.prototype.draw=function(){if(!this.scope||!this.options){return null}
var a=document.createElement("select");if(this.className){a.className=className}
a.title=this.title;for(var d in this.options){var b=document.createElement("option");b.value=d;b.appendChild(document.createTextNode(this.options[d]));a.appendChild(b)}
var c=this;a.onchange=function(){try{c.fn.call(c.scope,this.value)}catch(f){alert(f)}
return false};return a};jsToolBar.prototype={base_url:"",mode:"wiki",elements:{},getMode:function(){return this.mode},setMode:function(a){this.mode=a||"wiki"},switchMode:function(a){a=a||"wiki";this.draw(a)},button:function(d){var c=this.elements[d];if(typeof c.fn[this.mode]!="function"){return null}
var a=new jsButton(c.title,c.fn[this.mode],this,"jstb_"+d);if(c.icon!=undefined){a.icon=c.icon}
return a},space:function(b){var a=new jsSpace(b);if(this.elements[b].width!==undefined){a.width=this.elements[b].width}
return a},combo:function(f){var b=this.elements[f];var e=b[this.mode].list.length;if(typeof b[this.mode].fn!="function"||e==0){return null}else{var a={};for(var d=0;d<e;d++){var c=b[this.mode].list[d];a[c]=b.options[c]}
return new jsCombo(b.title,a,this,b[this.mode].fn)}},draw:function(g){this.setMode(g);while(this.toolbar.hasChildNodes()){this.toolbar.removeChild(this.toolbar.firstChild)}
this.toolNodes={};var a,d,c;for(var e in this.elements){a=this.elements[e];var f=a.type==undefined||a.type==""||(a.disabled!=undefined&&a.disabled)||(a.context!=undefined&&a.context!=null&&a.context!=this.context);if(!f&&typeof this[a.type]=="function"){d=this[a.type](e);if(d){c=d.draw()}
if(c){this.toolNodes[e]=c;this.toolbar.appendChild(c)}}}},singleTag:function(b,a){b=b||null;a=a||b;if(!b||!a){return}
this.encloseSelection(b,a)},encloseSelection:function(f,j,h){this.textarea.focus();f=f||"";j=j||"";var a,d,c,b,i,g;if(typeof(document.selection)!="undefined"){c=document.selection.createRange().text}else{if(typeof(this.textarea.setSelectionRange)!="undefined"){a=this.textarea.selectionStart;d=this.textarea.selectionEnd;b=this.textarea.scrollTop;c=this.textarea.value.substring(a,d)}}
if(c.match(/ $/)){c=c.substring(0,c.length-1);j=j+" "}
if(typeof(h)=="function"){g=(c)?h.call(this,c):h("")}else{g=(c)?c:""}
i=f+g+j;if(typeof(document.selection)!="undefined"){var e=document.selection.createRange().text=i;this.textarea.caretPos-=j.length}else{if(typeof(this.textarea.setSelectionRange)!="undefined"){this.textarea.value=this.textarea.value.substring(0,a)+i+this.textarea.value.substring(d);if(c){this.textarea.setSelectionRange(a+i.length,a+i.length)}else{this.textarea.setSelectionRange(a+f.length,a+f.length)}
this.textarea.scrollTop=b}}},stripBaseURL:function(a){if(this.base_url!=""){var b=a.indexOf(this.base_url);if(b==0){a=a.substr(this.base_url.length)}}
return a}};jsToolBar.prototype.resizeSetStartH=function(){this.dragStartH=this.textarea.offsetHeight+0};jsToolBar.prototype.resizeDragStart=function(a){var b=this;this.dragStartY=a.clientY;this.resizeSetStartH();addListener(document,"mousemove",this.dragMoveHdlr=function(c){b.resizeDragMove(c)});addListener(document,"mouseup",this.dragStopHdlr=function(c){b.resizeDragStop(c)})};jsToolBar.prototype.resizeDragMove=function(a){this.textarea.style.height=(this.dragStartH+a.clientY-this.dragStartY)+"px"};jsToolBar.prototype.resizeDragStop=function(a){removeListener(document,"mousemove",this.dragMoveHdlr);removeListener(document,"mouseup",this.dragStopHdlr)};jsToolBar.prototype.elements.strong={type:"button",title:"Strong emphasis",fn:{wiki:function(){this.singleTag("__")},markdown:function(){this.singleTag("**")}}};jsToolBar.prototype.elements.em={type:"button",title:"Emphasis",fn:{wiki:function(){this.singleTag("''")},markdown:function(){this.singleTag("*")}}};jsToolBar.prototype.elements.ins={type:"button",title:"Inserted",fn:{wiki:function(){this.singleTag("++")},markdown:function(){this.singleTag("<ins>","</ins>")}}};jsToolBar.prototype.elements.del={type:"button",title:"Deleted",fn:{wiki:function(){this.singleTag("--")},markdown:function(){this.singleTag("<del>","</del>")}}};jsToolBar.prototype.elements.quote={type:"button",title:"Inline quote",fn:{wiki:function(){this.singleTag("{{","}}")},markdown:function(){this.singleTag("<q>","</q>")}}};jsToolBar.prototype.elements.code={type:"button",title:"Code",fn:{wiki:function(){this.singleTag("@@")},markdown:function(){this.singleTag("`")}}};jsToolBar.prototype.elements.space1={type:"space"};jsToolBar.prototype.elements.br={type:'button',title:'Line break',fn:{wiki:function(){this.encloseSelection('%%%'+"\n",'')},markdown:function(){this.encloseSelection('  '+"\n",'')}}};jsToolBar.prototype.elements.space2={type:"space"};jsToolBar.prototype.elements.ul={type:"button",title:"Unordered list",fn:{wiki:function(){this.encloseSelection("","",function(a){a=a.replace(/\r/g,"");return"* "+a.replace(/\n/g,"\n* ")})},markdown:function(){this.encloseSelection('','',function(str){str=str.replace(/\r/g,'');return'* '+str.replace(/\n/g,"\n* ");});}}};jsToolBar.prototype.elements.ol={type:"button",title:"Ordered list",fn:{wiki:function(){this.encloseSelection("","",function(a){a=a.replace(/\r/g,"");return"# "+a.replace(/\n/g,"\n# ")})},markdown:function(){this.encloseSelection('','',function(str){str=str.replace(/\r/g,'');return'1. '+str.replace(/\n/g,"\n1. ");});}}};jsToolBar.prototype.elements.pre={type:'button',title:'Preformatted',fn:{wiki:function(){this.encloseSelection('','',function(a){a=a.replace(/\r/g,'');return' '+a.replace(/\n/g,"\n ");});},markdown:function(){this.encloseSelection("\n",'',function(str){str=str.replace(/\r/g,'');return'    '+str.replace(/\n/g,"\n    ");});}}};jsToolBar.prototype.elements.bquote={type:'button',title:'Block quote',fn:{wiki:function(){this.encloseSelection('','',function(a){a=a.replace(/\r/g,'');return'> '+a.replace(/\n/g,"\n> ");});},markdown:function(){this.encloseSelection("\n",'',function(str){str=str.replace(/\r/g,'');return'> '+str.replace(/\n/g,"\n> ");});}}};jsToolBar.prototype.elements.space3={type:"space"};jsToolBar.prototype.elements.link={type:"button",title:"Link",fn:{},href_prompt:"Please give page URL:",hreflang_prompt:"Language of this page:",default_hreflang:"",prompt:function(b,a){b=b||"";a=a||this.elements.link.default_hreflang;b=window.prompt(this.elements.link.href_prompt,b);if(!b){return false}
a=window.prompt(this.elements.link.hreflang_prompt,a);return{href:this.stripBaseURL(b),hreflang:a}}};jsToolBar.prototype.elements.link.fn.wiki=function(){var b=this.elements.link.prompt.call(this);if(b){var c="[";var a="|"+b.href;if(b.hreflang){a=a+"|"+b.hreflang}
a=a+"]";this.encloseSelection(c,a)}};jsToolBar.prototype.elements.link.fn.markdown=function(){var link=this.elements.link.prompt.call(this);if(link){var stag='[';var etag=']('+link.href;if(link.title){etag=etag+' "'+link.title+'"';}
etag=etag+')';this.encloseSelection(stag,etag);}};