// JavaScript Document
var theSelection = false;

// Check for Browser & Platform for PC & IE specific bits
// More details from: http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html
var clientPC = navigator.userAgent.toLowerCase(); // Get client info
var clientVer = parseInt(navigator.appVersion); // Get browser version

var is_ie = ((clientPC.indexOf("msie") != -1) && (clientPC.indexOf("opera") == -1));
var is_nav = ((clientPC.indexOf('mozilla')!=-1) && (clientPC.indexOf('spoofer')==-1)
                && (clientPC.indexOf('compatible') == -1) && (clientPC.indexOf('opera')==-1)
                && (clientPC.indexOf('webtv')==-1) && (clientPC.indexOf('hotjava')==-1));
var is_moz = 0;

var is_win = ((clientPC.indexOf("win")!=-1) || (clientPC.indexOf("16bit") != -1));
var is_mac = (clientPC.indexOf("mac")!=-1);

function mozWrap(txtarea, text)
{
	var selLength = txtarea.textLength;
	var selStart = txtarea.selectionStart;
	var selEnd = txtarea.selectionEnd;
	if (selEnd == 1 || selEnd == 2)
		selEnd = selLength;

	var s1 = (txtarea.value).substring(0,selStart);
	var s2 = (txtarea.value).substring(selStart, selEnd)
	var s3 = (txtarea.value).substring(selEnd, selLength);
	txtarea.value = s1 + s2 + text + s3;
	return;
}

function storeCaret(textEl) {
	if (textEl.createTextRange) textEl.caretPos = document.selection.createRange().duplicate();
}

function addText(text) {
	var txtarea = document.frm1.txtText;

	
	if ((clientVer >= 4) && is_ie && is_win)
	{
		var txtarea = document.all['txtText'];
		txtarea.focus();
		theSelection = document.selection.createRange().text; // Get text selection
		document.selection.createRange().text = theSelection + text;
		txtarea.focus();
		theSelection = '';
		return;
	}
	else if (txtarea.selectionEnd && (txtarea.selectionEnd - txtarea.selectionStart > 0))
	{
		mozWrap(txtarea, text);
		return;
	}
	else {
		txtarea.value = txtarea.value + text;
	}
	
	storeCaret(txtarea);
}

function colorPal1ette(dir, width, height)
{
	var r = 0, g = 0, b = 0;
	var numberList = new Array(6);
	var jlink, imgc;
	numberList[0] = "00";
	numberList[1] = "40";
	numberList[2] = "80";
	numberList[3] = "BF";
	numberList[4] = "FF";
	document.writeln('<table cellspacing="1" cellpadding="0" border="0">');
	for(r = 0; r < 5; r++)
	{
		if (dir == 'h')
		{
			document.writeln('<tr>');
		}
		for(g = 0; g < 5; g++)
		{
			if (dir == 'v')
			{
				document.writeln('<tr>');
			}
			for(b = 0; b < 5; b++)
			{
				color = String(numberList[r]) + String(numberList[g]) + String(numberList[b]);
				document.write('<td bgcolor="#' + color + '">');
				jlink='href="javascript:addText(\'[color=#' + color + '][/color]\');"';
				imgc='<img src="images/spacer.gif" style="width:' + width + 'px; height:' + height + 'px;" border="0" alt="#' + color + '" />';
				document.write('<a ' + jlink + '>' + imgc + '</a>');
				document.writeln('</td>');
			}
			if (dir == 'v')
			{
				document.writeln('</tr>');
			}
		}
		if (dir == 'h')
		{
			document.writeln('</tr>');
		}
	}
	document.writeln('</table>');
}

function colorPalette(dir, width, height)
{
	var r = 0, g = 0, b = 0;
	var numberList = new Array(6);
	numberList[0] = "00";
	numberList[1] = "40";
	numberList[2] = "80";
	numberList[3] = "BF";
	numberList[4] = "FF";
	document.writeln('<table cellspacing="1" cellpadding="0" border="0">');
	for(r = 0; r < 5; r++)
	{
		if (dir == 'h')
		{
			document.writeln('<tr>');
		}
		for(g = 0; g < 5; g++)
		{
			if (dir == 'v')
			{
				document.writeln('<tr>');
			}
			for(b = 0; b < 5; b++)
			{
				color = String(numberList[r]) + String(numberList[g]) + String(numberList[b]);
				document.write('<td bgcolor="#' + color + '">');
				document.write('<a href="javascript:addText(\'[color=#' + color + '][/color]\');" ><img src="images/spacer.gif" width="' + width + '" height="' + height + '" border="0" alt="#' + color + '" title="#' + color + '" /></a>');
				document.writeln('</td>');
			}
			if (dir == 'v')
			{
				document.writeln('</tr>');
			}
		}
		if (dir == 'h')
		{
			document.writeln('</tr>');
		}
	}
	document.writeln('</table>');
}