//FW Resize Font Javascript//
/**
* FW Resize Font Javascript
* @package Joomla
* @copyright Copyright (C) 2006 Futureworkz Pte. Ltd. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* 
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*/

function FWresizeFont(resize) {
	if (!document.getElementById) {
		return;
	}
		
	docBody = document.getElementsByTagName('body')[0];
	for (i = 0 ; i < tags.length ; i++ ) 
	{		
		allTags = document.getElementById("MainContent").getElementsByTagName(tags[i]);
		
		if (resize > 0) {
			for (k = 0 ; k < allTags.length ; k++) {
			    var size = parseInt(allTags[k].style.fontSize.substring(0,allTags[k].style.fontSize.length-2));
				if (size) {
					allTags[k].style.fontSize = (size + increment) + 'px';
				} else {
					allTags[k].style.fontSize = defaultSize + 'px';
				}
			}			
		} else {
			for (k = 0 ; k < allTags.length ; k++) {
				var size = parseInt(allTags[k].style.fontSize.substring(0,allTags[k].style.fontSize.length-2));
				if (size && size > 2) {
					allTags[k].style.fontSize = (size - increment) + 'px';
				} else {
					allTags[k].style.fontSize = defaultSize + 'px';
				}
			}			
		}
	}
	
	resize > 0 ? resizeCounter++ : resizeCounter--;
}

function resetFontSize() {
	docBody = document.getElementsByTagName('body')[0];
	for (i = 0 ; i < tags.length ; i++ ) {		
		allTags = document.getElementById("MainContent").getElementsByTagName(tags[i]);		
		for (k = 0 ; k < allTags.length ; k++) {
			allTags[k].style.fontSize = defaultSize + 'px';
		}
	}
	
	resizeCounter = 0;
}