// Load Quicktags JavaScript
	var edButtons = new Array();
	var edOpenTags = new Array();

	function edButton(id, display, tagStart, tagEnd, access, open) {
		this.id = id;				// used to name the toolbar button
		this.display = display;		// label on button
		this.tagStart = tagStart; 	// open tag
		this.tagEnd = tagEnd;		// close tag
		this.access = access;		// access key
		this.open = open;			// set to -1 if tag does not need to be closed
	}

	// Start code
	function edShowButton(button, i) {
		if (button.id == 'ed_img') {
			document.write('<input type="button" id="' + button.id + '" accesskey="' + button.access + '" class="ed_button" onclick="edInsertImage(edCanvas);" value="' + button.display + '" />');
		}
		else if (button.id == 'ed_link') {
			document.write('<input type="button" id="' + button.id + '" accesskey="' + button.access + '" class="ed_button" onclick="edInsertLink(edCanvas, ' + i + ');" value="' + button.display + '" />');
		}
		else {
			document.write('<input type="button" id="' + button.id + '" accesskey="' + button.access + '" class="ed_button" onclick="edInsertTag(edCanvas, ' + i + ');" value="' + button.display + '"  />');
		}
	}

	function edAddTag(button) {
		if (edButtons[button].tagEnd != '') {
			edOpenTags[edOpenTags.length] = button;
			document.getElementById(edButtons[button].id).value = '/' + document.getElementById(edButtons[button].id).value;
		}
	}

	function edRemoveTag(button) {
		for (i = 0; i < edOpenTags.length; i++) {
			if (edOpenTags[i] == button) {
				edOpenTags.splice(i, 1);
				document.getElementById(edButtons[button].id).value = document.getElementById(edButtons[button].id).value.replace('/', '');
			}
		}
	}

	function edCheckOpenTags(button) {
		var tag = 0;
		for (i = 0; i < edOpenTags.length; i++) {
			if (edOpenTags[i] == button) {
				tag++;
			}
		}
		if (tag > 0) {
			return true; // tag found
		}
		else {
			return false; // tag not found
		}
	}	

	function edCloseAllTags() {
		var count = edOpenTags.length;
		for (o = 0; o < count; o++) {
			edInsertTag(edCanvas, edOpenTags[edOpenTags.length - 1]);
		}
	}

	function edToolbar() {
		document.write('<span id="ed_comment_toolbar">');
		for (i = 0; i < edButtons.length; i++) {
			edShowButton(edButtons[i], i);
		}
		document.write('<input type="button" id="ed_close" class="ed_button" onclick="edCloseAllTags();" title="Close all open tags" value="Close Tags" />');
		document.write('</span>');
	}

	// insertion code

	function edInsertTag(myField, i) {
		//IE support
		if (document.selection) {
			myField.focus();
		    sel = document.selection.createRange();
			if (sel.text.length > 0) {
				sel.text = edButtons[i].tagStart + sel.text + edButtons[i].tagEnd;
			}
			else {
				if (!edCheckOpenTags(i) || edButtons[i].tagEnd == '') {
					sel.text = edButtons[i].tagStart;
					edAddTag(i);
				}
				else {
					sel.text = edButtons[i].tagEnd;
					edRemoveTag(i);
				}
			}
			myField.focus();
		}
		//MOZILLA/NETSCAPE support
		else if (myField.selectionStart || myField.selectionStart == '0') {
			var startPos = myField.selectionStart;
			var endPos = myField.selectionEnd;
			var cursorPos = endPos;
			var scrollTop = myField.scrollTop;

			if (startPos != endPos) {
				myField.value = myField.value.substring(0, startPos)
				              + edButtons[i].tagStart
				              + myField.value.substring(startPos, endPos) 
				              + edButtons[i].tagEnd
				              + myField.value.substring(endPos, myField.value.length);
				cursorPos += edButtons[i].tagStart.length + edButtons[i].tagEnd.length;
			}
			else {
				if (!edCheckOpenTags(i) || edButtons[i].tagEnd == '') {
					myField.value = myField.value.substring(0, startPos) 
					              + edButtons[i].tagStart
					              + myField.value.substring(endPos, myField.value.length);
					edAddTag(i);
					cursorPos = startPos + edButtons[i].tagStart.length;
				}
				else {
					myField.value = myField.value.substring(0, startPos) 
					              + edButtons[i].tagEnd
					              + myField.value.substring(endPos, myField.value.length);
					edRemoveTag(i);
					cursorPos = startPos + edButtons[i].tagEnd.length;
				}
			}
			myField.focus();
			myField.selectionStart = cursorPos;
			myField.selectionEnd = cursorPos;
			myField.scrollTop = scrollTop;
		}
		else {
			if (!edCheckOpenTags(i) || edButtons[i].tagEnd == '') {
				myField.value += edButtons[i].tagStart;
				edAddTag(i);
			}
			else {
				myField.value += edButtons[i].tagEnd;
				edRemoveTag(i);
			}
			myField.focus();
		}
	}

	function edInsertContent(myField, myValue) {
		//IE support
		if (document.selection) {
			myField.focus();
			sel = document.selection.createRange();
			sel.text = myValue;
			myField.focus();
		}
		//MOZILLA/NETSCAPE support
		else if (myField.selectionStart || myField.selectionStart == '0') {
			var startPos = myField.selectionStart;
			var endPos = myField.selectionEnd;
			myField.value = myField.value.substring(0, startPos)
			              + myValue 
	                      + myField.value.substring(endPos, myField.value.length);
			myField.focus();
			myField.selectionStart = startPos + myValue.length;
			myField.selectionEnd = startPos + myValue.length;
		} else {
			myField.value += myValue;
			myField.focus();
		}
	}

	function edInsertLink(myField, i, defaultValue) {
		if (!defaultValue) {
			defaultValue = 'http://';
		}
		if (!edCheckOpenTags(i)) {
			var URL = prompt('লিঙ্ক দিন' ,defaultValue);
			if (URL) {
				edButtons[i].tagStart = '<a href="' + URL + '"target="_blank"">';
				edInsertTag(myField, i);
			}
		}
		else {
			edInsertTag(myField, i);
		}
	}

	function edInsertLink(myField, i, defaultValue) {
		if (!defaultValue) {
			defaultValue = 'http://';
		}
		if (!edCheckOpenTags(i)) {
			var URL = prompt('লিঙ্ক দিন' ,defaultValue);
			if (URL) {
				edButtons[i].tagStart = '<a href="' + URL + '"target="_blank"">';
				edInsertTag(myField, i);
			}
		}
		else {
			edInsertTag(myField, i);
		}
	}

	function edInsertImage(myField) {
		var myValue = prompt('ছবির লিঙ্ক দিন', 'http://');
		if (myValue) {
			myValue = '<img src="' 
					+ myValue 
					+ '" alt="' + prompt('ছবির বর্ণনা (ঐচ্ছিক)', '') 
					+ '" />';
			edInsertContent(myField, myValue);
		}
	}