// Java Document
extArray = new Array(".gif", ".jpg", ".png");
extArrayDocs = new Array(".pdf", ".doc", ".xls");
extArrayAudio = new Array(".wav", ".avi");

function LimitAttach(form, file, field) 
{
	allowSubmit = false;
	if (!file) return true;
	while (file.indexOf("\\") != -1)
	file = file.slice(file.indexOf("\\") + 1);
	ext = file.slice(file.indexOf(".")).toLowerCase();
	for (var i = 0; i < extArray.length; i++) 
	{
		if (extArray[i] == ext) { allowSubmit = true; break; }
	}
	if (allowSubmit) 
	{
		return true;
	}
	else
		alert("Please only upload files that end in types:  " 
		+ (extArray.join("  ")) + "\nPlease select a new "
		+ "file to upload for " + field + " and submit again.");
		return false;
}

function LimitAttachDocs(form, file, field) 
{
	allowSubmit = false;
	if (!file) return true;
	while (file.indexOf("\\") != -1)
	file = file.slice(file.indexOf("\\") + 1);
	ext = file.slice(file.indexOf(".")).toLowerCase();
	for (var i = 0; i < extArrayDocs.length; i++) 
	{
		if (extArrayDocs[i] == ext) { allowSubmit = true; break; }
	}
	if (allowSubmit) 
	{
		return true;
	}
	else
		alert("Please only upload files that end in types:  " 
		+ (extArrayDocs.join("  ")) + "\nPlease select a new "
		+ "file to upload for " + field + " and submit again.");
		return false;
}

function LimitAttachAudio(form, file, field) 
{
	allowSubmit = false;
	if (!file) return true;
	while (file.indexOf("\\") != -1)
	file = file.slice(file.indexOf("\\") + 1);
	ext = file.slice(file.indexOf(".")).toLowerCase();
	for (var i = 0; i < extArrayAudio.length; i++) 
	{
		if (extArrayAudio[i] == ext) { allowSubmit = true; break; }
	}
	if (allowSubmit) 
	{
		return true;
	}
	else
		alert("Please only upload files that end in types:  " 
		+ (extArrayAudio.join("  ")) + "\nPlease select a new "
		+ "file to upload for " + field + " and submit again.");
		return false;
}

function PreviewImage(dir,form,x,y)
{
	if(x==0)
		x=500;
	if(y==0)
		y=500;
	window.open(dir+form.value,'_blank','width='+x+',height='+y);
}

function PreviewImage2(image,caption,x,y)
{
	var URL;
	URL = "openimage.php?image="+image+"&caption="+caption+"&width="+x+"&height="+y;
	window.open(URL,'_blank','width='+(x*1.1)+',height='+(y*1.5));
}

function Printable_View(URL)
{
	window.open(URL,'_blank');
}

function ExportWindow(URL)
{
	window.open(URL,'_parent', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbar=no,resizable=no,copyhistory=yes,width=250,height=150,left=20, top=20,screenX=20,screenY=20');
}

function ConfirmMessage(URL)
{
	if(confirm("Are you sure you want to delete this item?"))
		window.open(URL,'_parent');
	else
		return false;
}

var editor = null;
function initEditor(txtarea,intarea) {
  editor = new HTMLArea(txtarea,intarea);

  // comment the following two lines to see how customization works
  editor.generate();
  return false;

  var cfg = editor.config; // this is the default configuration
  cfg.registerButton({
    id        : "my-hilite",
    tooltip   : "Highlight text",
    image     : "ed_custom.gif",
    textMode  : false,
    action    : function(editor) {
                  editor.surroundHTML("<span class=\"hilite\">", "</span>");
                },
    context   : 'table'
  });

  cfg.toolbar.push(["linebreak", "my-hilite"]); // add the new button to the toolbar

  // BEGIN: code that adds a custom button
  // uncomment it to test
  var cfg = editor.config; // this is the default configuration
  /*
  cfg.registerButton({
    id        : "my-hilite",
    tooltip   : "Highlight text",
    image     : "ed_custom.gif",
    textMode  : false,
    action    : function(editor) {
                  editor.surroundHTML("<span class=\"hilite\">", "</span>");
                }
  });
  */

function clickHandler(editor, buttonId) {
  switch (buttonId) {
    case "my-toc":
      editor.insertHTML("<h1>Table Of Contents</h1>");
      break;
    case "my-date":
      editor.insertHTML((new Date()).toString());
      break;
    case "my-bold":
      editor.execCommand("bold");
      editor.execCommand("italic");
      break;
    case "my-hilite":
      editor.surroundHTML("<span class=\"hilite\">", "</span>");
      break;
  }
};
cfg.registerButton("my-toc",  "Insert TOC", "ed_custom.gif", false, clickHandler);
cfg.registerButton("my-date", "Insert date/time", "ed_custom.gif", false, clickHandler);
cfg.registerButton("my-bold", "Toggle bold/italic", "ed_custom.gif", false, clickHandler);
cfg.registerButton("my-hilite", "Hilite selection", "ed_custom.gif", false, clickHandler);

cfg.registerButton("my-sample", "Class: sample", "ed_custom.gif", false,
  function(editor) {
    if (HTMLArea.is_ie) {
      editor.insertHTML("<span class=\"sample\">&nbsp;&nbsp;</span>");
      var r = editor._doc.selection.createRange();
      r.move("character", -2);
      r.moveEnd("character", 2);
      r.select();
    } else { // Gecko/W3C compliant
      var n = editor._doc.createElement("span");
      n.className = "sample";
      editor.insertNodeAtSelection(n);
      var sel = editor._iframe.contentWindow.getSelection();
      sel.removeAllRanges();
      var r = editor._doc.createRange();
      r.setStart(n, 0);
      r.setEnd(n, 0);
      sel.addRange(r);
    }
  }
);


  /*
  cfg.registerButton("my-hilite", "Highlight text", "ed_custom.gif", false,
    function(editor) {
      editor.surroundHTML('<span class="hilite">', '</span>');
    }
  );
  */
  cfg.pageStyle = "body { background-color: #efd; } .hilite { background-color: yellow; } "+
                  ".sample { color: green; font-family: monospace; }";
  cfg.toolbar.push(["linebreak", "my-toc", "my-date", "my-bold", "my-hilite", "my-sample"]); // add the new button to the toolbar
  // END: code that adds a custom button

  editor.generate();
}
function insertHTML() {
  var html = prompt("Enter some HTML code here");
  if (html) {
    editor.insertHTML(html);
  }
}
function highlight() {
  editor.surroundHTML('<span style="background-color: yellow">', '</span>');
}