/*****************************************/
// Name: Javascript Textarea BBCode Markup Editor
// Version: 1.3
// Author: Balakrishnan
// Last Modified Date: 23/May/2010
// License: Free
// URL: http://www.corpocrat.com
// Includes some modifications by Cheese
/******************************************/

var textarea;
var content;


function doImage(obj)
{
textarea = document.getElementById(obj);
var url = prompt('Enter the Image URL:','http://');
var scrollTop = textarea.scrollTop;
var scrollLeft = textarea.scrollLeft;

if (url != '' && url != null) {

	if (document.selection) 
			{
				textarea.focus();
				var sel = document.selection.createRange();
				sel.text = '[img]' + url + '[/img]';
			}
   else 
    {
		var len = textarea.value.length;
	    var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		
        var sel = textarea.value.substring(start, end);
	    //alert(sel);
		var rep = '[img]' + url + '[/img]';
        textarea.value =  textarea.value.substring(0,start) + rep + textarea.value.substring(end,len);
		
			
		textarea.scrollTop = scrollTop;
		textarea.scrollLeft = scrollLeft;
	}
}

}

function doURL(obj)
{
textarea = document.getElementById(obj);
var url = prompt('Enter the URL:','http://');
var scrollTop = textarea.scrollTop;
var scrollLeft = textarea.scrollLeft;

if (url != '' && url != null) {

	if (document.selection) 
			{
				textarea.focus();
				var sel = document.selection.createRange();
				
			if(sel.text==""){
					sel.text = '[url]'  + url + '[/url]';
					} else {
					sel.text = '[url=' + url + ']' + sel.text + '[/url]';
					}			

				//alert(sel.text);
				
			}
   else 
    {
		var len = textarea.value.length;
	    var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		
        var sel = textarea.value.substring(start, end);
		
		if(sel==""){
				var rep = '[url]' + url + '[/url]';
				} else
				{
				var rep = '[url=' + url + ']' + sel + '[/url]';
				}
	    //alert(sel);
		
        textarea.value =  textarea.value.substring(0,start) + rep + textarea.value.substring(end,len);
		
			
		textarea.scrollTop = scrollTop;
		textarea.scrollLeft = scrollLeft;
	}
 }
}

function doAddTags(tag1,tag2,obj)
{
	textarea = document.getElementById(obj);
	
	// Code for IE
	if (document.selection) 
	{
		textarea.focus();
		var sel = document.selection.createRange();
		//alert(sel.text);
		sel.text = tag1 + sel.text + tag2;
	}
   else 
    {  // Code for Mozilla Firefox
		var len = textarea.value.length;
	    var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		
		
		var scrollTop = textarea.scrollTop;
		var scrollLeft = textarea.scrollLeft;

		
        var sel = textarea.value.substring(start, end);
	    //alert(sel);
		var rep = tag1 + sel + tag2;
        textarea.value =  textarea.value.substring(0,start) + rep + textarea.value.substring(end,len);
		
		textarea.scrollTop = scrollTop;
		textarea.scrollLeft = scrollLeft;
		
		textarea.focus();
		textarea.setSelectionRange(end+tag1.length,end+tag1.length);
	}
}

function doList(tag1,tag2,obj){
	textarea = document.getElementById(obj);
	// Code for IE
	if (document.selection) 
	{
		textarea.focus();
		var sel = document.selection.createRange();
		var list = sel.text.split('\n');

		for(i=0;i<list.length;i++) 
		{
		list[i] = '[*]' + list[i];
		}
		//alert(list.join("\n"));
		sel.text = tag1 + '\n' + list.join("\n") + '\n' + tag2;
	} else
	// Code for Firefox
	{

		var len = textarea.value.length;
		var start = textarea.selectionStart;
		var end = textarea.selectionEnd;
		var i;
		
		var scrollTop = textarea.scrollTop;
		var scrollLeft = textarea.scrollLeft;

		
		var sel = textarea.value.substring(start, end);
		//alert(sel);
		
		var list = sel.split('\n');
		
		for(i=0;i<list.length;i++) 
		{
		list[i] = '[*]' + list[i];
		}
		//alert(list.join("<br>"));
		
		
		var rep = tag1 + '\n' + list.join("\n") + '\n' +tag2;
		textarea.value =  textarea.value.substring(0,start) + rep + textarea.value.substring(end,len);
		
		textarea.scrollTop = scrollTop;
		textarea.scrollLeft = scrollLeft;
	}
}