/*
# ------------------------------------------------------------------------
# JA T3 System plugin for Joomla 1.6
# ------------------------------------------------------------------------
# Copyright (C) 2004-2010 JoomlArt.com. All Rights Reserved.
# @license GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
# Author: JoomlArt.com
# Websites: http://www.joomlart.com - http://www.joomlancers.com.
# ------------------------------------------------------------------------
*/

function switchFontSize (ckname,val){
	var bd = document.getElementsByTagName('body');
	if (!bd || !bd.length) return;
	bd = bd[0];
	var oldclass = 'fs'+CurrentFontSize;
	switch (val) {
		case 'inc':
			if (CurrentFontSize+1 < 7) {
				CurrentFontSize++;
			}		
		break;
		case 'dec':
			if (CurrentFontSize-1 > 0) {
				CurrentFontSize--;
			}		
		break;
		case 'reset':
		default:
			CurrentFontSize = DefaultFontSize;			
	}
	var newclass = 'fs'+CurrentFontSize;
	bd.className = bd.className.replace(new RegExp('fs.?', 'g'), '');
	bd.className = trim(bd.className);
	bd.className += (bd.className?' ':'') + newclass;
	createCookie(ckname, CurrentFontSize, 365);
}

function switchTool (ckname, val) {
	createCookie(ckname, val, 365);
	window.location.reload();
}

function cpanel_reset () {	
	var matches = document.cookie.match('(?:^|;)\\s*' + tmpl_name.escapeRegExp() + '_([^=]*)=([^;]*)', 'g');
	if (!matches) return;
	for (i=0;i<matches.length;i++) {
		var ck = matches[i].match('(?:^|;)\\s*' + tmpl_name.escapeRegExp() + '_([^=]*)=([^;]*)');
		if (ck) {
			createCookie (tmpl_name+'_'+ck[1], '', -1);
		}
	}
	
	if (window.location.href.indexOf ('?')>-1) window.location.href = window.location.href.substr(0,window.location.href.indexOf ('?'));
	else window.location.reload();
}

function cpanel_apply () {
	var elems = document.getElementById('ja-cpanel-main').getElementsByTagName ('*');
	
	var usersetting = {};
	for (i=0;i<elems.length;i++) {
		var el = elems[i]; 
	    if (el.name && (match=el.name.match(/^user_(.*)$/))) {
	        var name = match[1];	        
	        var value = '';
	        if (el.tagName.toLowerCase() == 'input' && (el.type.toLowerCase()=='radio' || el.type.toLowerCase()=='checkbox')) {
	        	if (el.checked) value = el.value;
	        } else {
	        	value = el.value;
	        }
	        if (usersetting[name]) {
	        	if (value) usersetting[name] = value + ',' + usersetting[name];
	        } else {
	        	usersetting[name] = value;
	        }
	    }
	}
	
	for (var k in usersetting) {
		name = tmpl_name + '_' + k;
		value = usersetting[k];
		createCookie(name, value, 365);
	}
	
	if (window.location.href.indexOf ('?')>-1) window.location.href = window.location.href.substr(0,window.location.href.indexOf ('?'));
	else window.location.reload();
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function trim(str, chars) {
	return ltrim(rtrim(str, chars), chars);
}
 
function ltrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}
 
function rtrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

function getScreenWidth () {
    var x = 0;
    if (self.innerHeight) {
            x = self.innerWidth;
    } else if (document.documentElement && document.documentElement.clientHeight) {
            x = document.documentElement.clientWidth;
    } else if (document.body) {
            x = document.body.clientWidth;
    }
    return x;		
}

function equalHeight (els) {
	els = $$_(els);	
	if (!els || els.length < 2) return;
	var maxh = 0;
	var els_ = [];
	els.each(function(el, i){
		if (!el) return;
		//els_[i] = getDeepestWrapper (el); 
		els_[i] = el;
		var ch = els_[i].getCoordinates().height;
		maxh = (maxh < ch) ? ch : maxh;		
	},this);
	
	els_.each(function(el, i){
		if (!el) return;
		if (maxh-el.getStyle('padding-top').toInt()-el.getStyle('padding-bottom').toInt() > 0) el.setStyle('min-height', maxh-el.getStyle('padding-top').toInt()-el.getStyle('padding-bottom').toInt());		
	},this);	
}

function getDeepestWrapper (el) {
	while (el.getChildren().length==1)
	{
		el = el.getChildren()[0];
	}
	return el;
}

function fixHeight (els, group1, group2) {
	els = $$_(els);
	group1 = $$_(group1);
	group2 = $$_(group2);
	if (!els || !group1) return;
	var height = 0;
	group1.each (function (el){
		if (!el) return;
		height += el.getCoordinates().height;
	});
	if (group2) {
		group2.each (function (el){
			if (!el) return;
			height -= el.getCoordinates().height;
		});
	}
	els.each(function(el, i){
		if (!el) return;
		if (height-el.getStyle('padding-top').toInt()-el.getStyle('padding-bottom').toInt() > 0) el.setStyle('min-height', height-el.getStyle('padding-top').toInt()-el.getStyle('padding-bottom').toInt());
	});
}

function addFirstLastItem (el) {
	el = $(el);
	if (!el || !el.getChildren() || !el.getChildren().length) return;
	el.getChildren ()[0].addClass ('first-item');
	el.getChildren ()[el.getChildren ().length-1].addClass ('last-item');
}

function $$_ (els) {
	if ($type(els)=='string') return $$(els);
	var els_ = [];
	els.each (function (el){
		el = $(el);
		if (el) els_.push (el);
	});
	return els_;
}