//
// google.js
// Google Highlighter
//
// Copyright(C)2001 - 2003
// Cal Henderson <cal@iamcal.com>
//
// Thanks to Ian Beveridge for bugfixes
//
// This code may be freely redistributed,
// providing this message remains intact.
//

var google_text_color = '#000000';

var google_link_colors = new Array('#ffff66','#a0ffff','#99ff99','#ff9999','#ff66ff');

function init_google()
{
	var pattern = /google\./i;
	if (pattern.exec(document.referrer) != null){
		var url_parts = document.referrer.split('?');
		if (url_parts[1]){ 
			var url_args = url_parts[1].split('&');
			for(var i=0; i<url_args.length; i++){
				var keyval = url_args[i].split('=');
				if (keyval[0] == 'q'){
					go_google(decode_url(keyval[1]));
					return;
				}
			}
		}
	}
}

function decode_url(url){
	return unescape(url.replace(/\+/g,' '));
}

function go_google(terms){
	terms = terms.replace(/\"/g,"");
	var terms_split = terms.split(' ');
	var c = 0;
	for(var i=0; i<terms_split.length; i++){
		highlight_goolge(terms_split[i], document.body,google_link_colors[c]);
		c = (c == google_link_colors.length-1)?0:c+1;
	}
}

function highlight_goolge(term, container, color){
	var term_low = term.toLowerCase();

	for(var i=0; i<container.childNodes.length; i++){
		var node = container.childNodes[i];

		if (node.nodeType == 3){
			var data = node.data;
			var data_low = data.toLowerCase();
			if (data_low.indexOf(term_low) != -1){
				//term found!
				var new_node = document.createElement('SPAN');
				node.parentNode.replaceChild(new_node,node);
				var result;
				while((result = data_low.indexOf(term_low)) != -1){
					new_node.appendChild(document.createTextNode(data.substr(0,result)));
					new_node.appendChild(create_node_google(document.createTextNode(data.substr(result,term.length)),color));
					data = data.substr(result + term.length);
					data_low = data_low.substr(result + term.length);
				}
				new_node.appendChild(document.createTextNode(data));
			}
		}else{
			//recurse
			highlight_goolge(term, node, color);
		}
	}
}

function create_node_google(child, color){
	var node = document.createElement('SPAN');
	node.style.backgroundColor = color;
	node.style.color = google_text_color;
	node.appendChild(child);
	return node;
}

/***********************
		DROP MENU
************************/
/*

License:
	MIT-style license.

Author:
	Copyright (c) 2008 Chris Esler, <http://www.chrisesler.com/mootools>

*/
// Also known as IE fix

var TridentFix = new Class(
{
	tridentFix: function(item)
	{
		item.addEvents(
		 {
			'mouseover':function()
			{
				this.addClass('iehover');
			},
			'mouseout':function()
			{
				this.removeClass('iehover');
			}
		});
	}
});


var DropMenu = new Class(
{
	Implements: [Options,TridentFix],
	/* 
		don't know about options yet
		but set it up anyways just in case 
	*/
	options: {
		mode: 'horizontal'
	},
	menu: null,
	initialize: function(menu,options)
	{
		if(options) this.setOptions(options);
	
		this.menu = $(menu);
		// grab all of the menus children - LI's in this case
		var children = this.menu.getChildren();
		
		// loop through children
		children.each(function(item,index){
			// declare some variables 
			var fChild, list;
			
			/* 
				fChild = first child - which should be an A tag
				list = submenu UL
			*/
			fChild = item.getFirst();
			list = fChild.getNext('ul');
			
			// check if IE, if so apply fix
			if(Browser.Engine.trident) this.tridentFix(item);
			
			// if there is a sub menu UL
			if(list){
				item.mel = list; // pel = parent element
				list.pel = item; // mel = menu element
				new SubMenu(list); // hook up the subMenu
			}
		},this); // binding loop to this object for trident fix

	}	
});



var SubMenu = new Class({
	Implements: [Options,TridentFix],
	/* 
		don't know about options yet
		but set it up anyways just in case 
	*/
	options: {
		mode: 'vertical'
	},
	menu: null, // storage for menu object
	depth: 0, // storage for current menu depth
	initialize: function(el,depth,options){
		if(options) this.setOptions(options); // set options
		if(depth) this.depth = depth;// set depth
		
		this.menu = el; //attach menu to object
		
		if(this.depth == 0)	this.menu.addClass('submenu'); // class for first level
		if(this.depth >= 1)	this.menu.addClass('sub_submenu'); // class for deeper levels - in case :P
		
		this.menu.fade('hide'); // set menu to hid

		/*
			hook up menu's parent with event
			to trigger menu
		*/
		this.menu.pel.addEvents(this.parentEvents); 
		
		// get menu's child elements
		var children = this.menu.getChildren();
			
		// loop through children
		children.each(function(item,index){
			// declare some variables 
			var fChild, list;
			
			/* 
				fChild = first child - which should be an A tag
				list = submenu UL
			*/
			fChild = item.getFirst();
			list = fChild.getNext('ul');
			
			// check if IE, if so apply fix
			if(Browser.Engine.trident) this.tridentFix(item);
			
			// if the menu item has a sub_submenu
			if(list)
			{
				var count = new Element('span').addClass('counter');
				
				item.adopt(count); // stuff it inside li
				count.fade('hide'); // hide it
				
				item.mel = list; // mel = menu element
				item.count = count; // attach count accessor to menu item
				list.pel = item; // pel = parent element
				
				// create new subMenu with depth incremented
				new SubMenu(list,this.depth+1);
			}
		},this); //bound to this for trident fix
	},
	// menu parent mouse events
	parentEvents: {
		'mouseover': function()
		{
			if(this.count) this.count.fade('in');
			// fade in menu
			this.mel.fade('in');	
			this.addClass('active');
		},
		'mouseout': function()
		{
			if(this.count) this.count.fade('out');
			// fade out menu
			this.mel.fade('out');
			this.removeClass('active');
		}
	}
});




/*************************
	normal functions  
*************************/

function selectall() 
{
	for (var i=0;i < document.gallery.length;i++)
	{
		fldObj = document.gallery.elements[i];
		if (fldObj.type == 'checkbox')
				fldObj.checked = true;
	}
}

function deselectall() 
{
	for (var i=0;i < document.gallery.length;i++) 
	{
		fldObj = document.gallery.elements[i];
		if (fldObj.type == 'checkbox')
				fldObj.checked = false;
	}
}

function remove_confirm (id)
{
	if ( confirm ( 'Delete This Item?') )
	{
		var myFx = new Fx.Tween("ID_"+id);

		myFx.set('opacity', '0');
		myFx.set('height', '0');
		//$('ID_'+id).dispose;
		// delete item from DB
			xajax_remove(id);
		//delete item from page
	}
}
	
		

function ConfirmDelete(varURL)
{
    if (confirm("Are you sure you want to delete this?"))
    {
        //window.open(varURL, "_top");
        location.href = varURL;
		return true;
    }
    return false; 
}

function ConfirmRemove(varURL)
{
    if (confirm("Are you sure you want to remove this from your favourite pictures?"))
    {
        //window.open(varURL, "_top");
        location.href = varURL;
		return true;
    }
    return false;
}

function pagejump()
{
	var temp=document.page.pages.value;
 	window.location=temp;
}

function pagejump2()
{
	var temp=document.page2.pages2.value;
 	window.location=temp;
}


function toggleLayer(whichLayer)
{
	if (document.getElementById)
	{
		// this is the way the standards work
		var style2 = document.getElementById(whichLayer).style;
		style2.display = style2.display? "":"block";
	}
	else if (document.all)
	{
		// this is the way old msie versions work
		var style2 = document.all[whichLayer].style;
		style2.display = style2.display? "":"block";
	}
	else if (document.layers)
	{
		// this is the way nn4 works
		var style2 = document.layers[whichLayer].style;
		style2.display = style2.display? "":"block";
	}
}


function swapImage(ImName) 
{

  if (document.images)
  {
        if(document.form.elements)
		{

                if(document.images[ImName].src=="/layout_img/adv-top.gif")
                {
                         document.images[ImName].src="/layout_img/adv-top-on.gif"
                }
                else
                {
                         document.images[ImName].src="/layout_img/adv-top.gif";
                }
        }
     }
}

function cap_submit ( )
{
	if ( document . searchform . string . value == '' )
	{
		alert ( "Please Enter a Word / Phrase to search for." ) ;
		return false ;
	}
	return true ;
}

			
function pop_open (url, height, width )
{
	newwindow=window.open(url,'Poll', 'height='+height+', width='+width+'location=0, status=1, scrollbars=0, toolbar=0' );
	s_width = screen.width ;
	s_height = screen.height - 50;
	
	y = (s_height - height )/2;
	x = (s_width - width)/2 ;
	
	newwindow.moveTo(x,y);
	if ( window.focus ) 
	{
		newwindow.focus()
	}
}

function showDiv(objectID) 
{
	
	var theElementStyle = document.getElementById(objectID);
	if(theElementStyle.style.display == 'block')
	{
		theElementStyle.style.display = 'none';
	}
	else
	{
		theElementStyle.style.display = 'block';
	}
}

	
	
//google maps api create marker function..
function createMarker ( lat, long, icon_num, popuphtml ) 
{
	if ( typeof (GMarkers[icon_num] ) == "undefined" )
		GMarkers[icon_num] = Array();
	
	//get position of marker, as we are zero based this ads one.. :) 
	var Mlength = GMarkers[icon_num].length; 
	// create the point and icon
	point = new GLatLng( lat, long ) ;
	markerOptions = { icon:new_icon[ icon_num ] };
		
	popuphtml = "<div id=\'popup\'>" + popuphtml + "<\/div>";
	GMarkers[icon_num][Mlength] = new google.maps.Marker(point, new_icon[ icon_num ]);
	GEvent.addListener( GMarkers[icon_num][Mlength], "click", function() 
		{
			GMarkers[icon_num][Mlength].openInfoWindowHtml(popuphtml);
		});
	
	location_map.addOverlay( GMarkers[icon_num][Mlength] );
}

//remove the map overlay of set markers
function remove_overlay ( type )
{
	length = GMarkers[type].length ;
	for (var i=0; i<length; i++) 
	{
		location_map.removeOverlay( GMarkers[type][i] )
	}
	delete GMarkers[type];
}

//check if we have a page any .details_slider, create the slider effect in a 
		var sliders = $$(".sliders");
		var triggers = $$(".sliders_opener") ;
		 
		triggers.each( function( openers, x )
			{ 
				var sl = new Fx.Slide( sliders[x], { } );	
				$( triggers[x] ).addEvent('click',function(e)
					{
						e = new Event(e);
						sl.toggle();
						e.stop(); 
					}
				)
				sl.hide(); // I do this as I can't find any config to set the slider hidden in start.
			}
		);