function SimpleTextEditor(id,objectId){if(!id||!objectId){alert("SimpleTextEditor.constructor(id, objectId) failed, two arguments are required");}
var self=this;this.id=id;this.objectId=objectId;this.frame;this.viewSource=false;this.path="";this.cssFile="SimpleTextEditor.css";this.charset="iso-8859-1";this.editorHtml="";this.frameHtml="";this.textareaValue="";this.browser={"ie":Boolean(document.body.currentStyle),"gecko":(navigator.userAgent.toLowerCase().indexOf("gecko")!=-1)};this.init=function(){if(document.getElementById&&document.createElement&&document.designMode&&(this.browser.ie||this.browser.gecko)){if(!document.getElementById(this.id)){alert("SimpleTextEditor "+this.objectId+".init() failed, element '"+this.id+"' does not exist");return;}
this.textareaValue=document.getElementById(this.id).value;var ste=document.createElement("div");document.getElementById(this.id).parentNode.replaceChild(ste,document.getElementById(this.id));ste.id=this.id+"-ste";ste.innerHTML=this.editorHtml?this.editorHtml:this.getEditorHtml();var buttons=ste.getElementsByTagName("td");for(var i=0;i<buttons.length;++i){if(buttons[i].className=="button"){buttons[i].id=this.id+'-button-'+i;buttons[i].onmouseover=function(){this.className="button-hover";}
buttons[i].onmouseout=function(){this.className=this.className.replace(/button-hover(\s)?/,"button");}
buttons[i].onclick=function(id){return function(){this.className="button-hover button-click";setTimeout(function(){document.getElementById(id).className=document.getElementById(id).className.replace(/(\s)?button-click/,"");},100);}}(buttons[i].id);}}
if(this.browser.ie){this.frame=frames[this.id+"-frame"];}else if(this.browser.gecko){this.frame=document.getElementById(this.id+"-frame").contentWindow;}
this.frame.document.designMode="on";this.frame.document.open();this.frame.document.write(this.frameHtml?this.frameHtml:this.getFrameHtml());this.frame.document.close();insertHtmlFromTextarea();}};function lockUrls(s){if(self.browser.gecko){return s;}
return s.replace(/href=["']([^"']*)["']/g,'href="simpletexteditor://simpletexteditor/$1"');}
function unlockUrls(s){if(self.browser.gecko){return s;}
return s.replace(/href=["']simpletexteditor:\/\/simpletexteditor\/([^"']*)["']/g,'href="$1"');}
function insertHtmlFromTextarea(){try{self.frame.document.body.innerHTML=lockUrls(self.textareaValue);}catch(e){setTimeout(insertHtmlFromTextarea,10);}}
this.getEditorHtml=function(){var html="";html+='<input type="hidden" id="'+this.id+'" name="'+this.id+'" value="">';html+='<table class="ste" cellspacing="0" cellpadding="0" height="20">';html+='<tr><td class="bar"><table id="'+this.id+'-buttons" cellspacing="0" cellpadding="0"><tr>';html+='<td><select onchange="'+this.objectId+'.execCommand(\'formatblock\', this.value);this.selectedIndex=0;"><option value=""></option><option value="<h1>">Heading 1</option><option value="<h2>">Heading 2</option><option value="<h3>">Heading 3</option><option value="<p>">Paragraph</option><option value="<pre>">Preformatted</option></select></td>';html+='<td><div class="separator"></div></td>';html+='<td class="button"><img src="'+this.path+'images/bold.gif" width="20" height="20" alt="Bold" title="Bold" onclick="'+this.objectId+'.execCommand(\'bold\')"></td>';html+='<td class="button"><img src="'+this.path+'images/italic.gif" width="20" height="20" alt="Italic" title="Italic" onclick="'+this.objectId+'.execCommand(\'italic\')"></td>';html+='<td class="button"><img src="'+this.path+'images/underline.gif" width="20" height="20" alt="Underline" title="Underline" onclick="'+this.objectId+'.execCommand(\'underline\')"></td>';html+='<td><div class="separator"></div></td>';html+='<td class="button"><img src="'+this.path+'images/left.gif" width="20" height="20" alt="Align Left" title="Align Left" onclick="'+this.objectId+'.execCommand(\'justifyleft\')"></td>';html+='<td class="button"><img src="'+this.path+'images/center.gif" width="20" height="20" alt="Center" title="Center" onclick="'+this.objectId+'.execCommand(\'justifycenter\')"></td>';html+='<td class="button"><img src="'+this.path+'images/right.gif" width="20" height="20" alt="Align Right" title="Align Right" onclick="'+this.objectId+'.execCommand(\'justifyright\')"></td>';html+='<td><div class="separator"></div></td>';html+='<td class="button"><img src="'+this.path+'images/ol.gif" width="20" height="20" alt="Ordered List" title="Ordered List" onclick="'+this.objectId+'.execCommand(\'insertorderedlist\')"></td>';html+='<td class="button"><img src="'+this.path+'images/ul.gif" width="20" height="20" alt="Unordered List" title="Unordered List" onclick="'+this.objectId+'.execCommand(\'insertunorderedlist\')"></td>';html+='<td><div class="separator"></div></td>';html+='<td class="button"><img src="'+this.path+'images/outdent.gif" width="20" height="20" alt="Outdent" title="Outdent" onclick="'+this.objectId+'.execCommand(\'outdent\')"></td>';html+='<td class="button"><img src="'+this.path+'images/indent.gif" width="20" height="20" alt="Indent" title="Indent" onclick="'+this.objectId+'.execCommand(\'indent\')"></td>';html+='<td><div class="separator"></div></td>';html+='<td class="button"><img src="'+this.path+'images/link.gif" width="20" height="20" alt="Insert Link" title="Insert Link" onclick="'+this.objectId+'.execCommand(\'createlink\')"></td>';html+='<td class="button"><img src="'+this.path+'images/image.gif" width="20" height="20" alt="Insert Image" title="Insert Image" onclick="'+this.objectId+'.execCommand(\'insertimage\')"></td>';html+='</tr></table></td></tr>';html+='<tr><td class="frame"><iframe id="'+this.id+'-frame" frameborder="0"></iframe></td></tr>';html+='<tr><td class="source"><input id="'+this.id+'-viewSource" type="checkbox" onclick="'+this.objectId+'.toggleSource()"> View Source</td></tr>';html+='</table>';return html;};this.getFrameHtml=function(){var html="";html+='<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">';html+='<html><head>';html+='<meta http-equiv="Content-Type" content="text/html; charset='+this.charset+'">';html+='<title>SimpleTextEditor frame</title>';html+='<style type="text/css">pre { background-color: #eeeeee; padding: 0.75em 1.5em; border: 1px solid #dddddd; }</style>';if(this.cssFile){html+='<link rel="stylesheet" type="text/css" href="'+this.cssFile+'">';}
html+='<style type="text/css">html,body { cursor: text; } body { margin: 0.5em; padding: 0; }</style>';html+='</head><body></body></html>';return html;};this.openWindow=function(url,width,height){var x=(screen.width/2-width/2);var y=(screen.height/2-height/2);window.open(url,"","scrollbars=yes,width="+width+",height="+height+",screenX="+(x)+",screenY="+y+",left="+x+",top="+y);};this.toggleSource=function(){var html,text;if(this.browser.ie){if(!this.viewSource){html=this.frame.document.body.innerHTML;this.frame.document.body.innerText=unlockUrls(html);document.getElementById(this.id+"-buttons").style.visibility="hidden";this.viewSource=true;}else{text=this.frame.document.body.innerText;this.frame.document.body.innerHTML=lockUrls(text);document.getElementById(this.id+"-buttons").style.visibility="visible";this.viewSource=false;}}else if(this.browser.gecko){if(!this.viewSource){html=document.createTextNode(this.frame.document.body.innerHTML);this.frame.document.body.innerHTML="";this.frame.document.body.appendChild(html);document.getElementById(this.id+"-buttons").style.visibility="hidden";this.viewSource=true;}else{html=this.frame.document.body.ownerDocument.createRange();html.selectNodeContents(this.frame.document.body);this.frame.document.body.innerHTML=html.toString();document.getElementById(this.id+"-buttons").style.visibility="visible";this.viewSource=false;}}
document.getElementById(this.id+"-viewSource").checked=this.viewSource?"checked":"";document.getElementById(this.id+"-viewSource").blur();};this.execCommand=function(cmd,value){if(cmd=="createlink"&&!value){var url=prompt("Enter URL:","");if(url){this.frame.focus();this.frame.document.execCommand("unlink",false,null);if(this.browser.ie)this.frame.document.execCommand(cmd,false,"simpletexteditor://simpletexteditor/"+url);else if(this.browser.gecko)this.frame.document.execCommand(cmd,false,url);this.frame.focus();}}else if(cmd=="insertimage"&&!value){var imageUrl=prompt("Enter Image URL:","");if(imageUrl){this.frame.focus();this.frame.document.execCommand(cmd,false,imageUrl);this.frame.focus();}}else{this.frame.focus();this.frame.document.execCommand(cmd,false,value);this.frame.focus();}};this.isOn=function(){return Boolean(this.frame);};this.getContent=function(){try{return unlockUrls(this.frame.document.body.innerHTML);}catch(e){alert("SimpleTextEditor "+this.objectId+".getContent() failed");}};this.submit=function(){if(this.isOn()){if(this.viewSource){this.toggleSource();}
document.getElementById(this.id).value=this.getContent();}};}