jQuery.fn.extend({
	selectbox: function(options) {
		return this.each(function() {
			new jQuery.SelectBox(this, options);
		});
	}
});


/* pawel maziarz: work around for ie logging */
if (!window.console) {
	var console = {
		log: function(msg) { 
	 }
	}
}


jQuery.SelectBox = function(selectobj, options) {
	
	var opt = options || {};
	opt.inputClass = opt.inputClass || "selectbox";
	opt.containerClass = opt.containerClass || "selectbox-wrapper";
	opt.hoverClass = opt.hoverClass || "current";
	opt.currentClass = opt.selectedClass || "selected"
	opt.debug = opt.debug || false;
	
	var elm_id = selectobj.id;
	var active = -1;
	var inFocus = false;
	var scrolled=true;
	var hasfocus = 0;
	//jquery object for select element
	var $select = $(selectobj);
	// jquery container object
	var $container = setupContainer(opt);
	//jquery input object 
	var $input = setupInput(opt);
	//ABSCONT
	var $abscont=mainContainer();
	// hide select and append newly created elements
	$abscont.append($input).append($container)
	$select.hide().before($abscont);
	//$select.hide().before($input).before($container);
	
	
	init();
	// newUlPos();
	
	$input
	.click(function(){
	if($(this).hasClass('disabled'))
	return false;
    if ( $container.is(':none')) {
		  $container.toggle();
		}
		 else if($container.is(':block')){
		      $container.hide();
		   }
	})
	.focus(function(){
	if($(this).hasClass('disabled'))
	return false;
	   if ($container.not(':visible')) {
	       inFocus = true;
	         //get currentwidth;
		
		  // if options less than 6 set auto height)
		   if($container.find('li').length < 6)
		   {
			$container.height('auto');
		    }
			if(scrolled)
			{
			//newUlPos(); 	
			}
			
	       $container.slideDown();
	   }
	   else if($container.is(':block')){
		      $container.hide();
		   
		   
		   }
	})
	.keydown(function(event) {	   
		switch(event.keyCode) {
			case 38: // up
				event.preventDefault();
				moveSelect(-1);
				break;
			case 40: // down
				event.preventDefault();
				moveSelect(1);
				break;
			//case 9:  // tab 
			case 13: // return
				event.preventDefault(); // seems not working in mac !
				$('li.'+opt.hoverClass).trigger('click');
				break;
			case 27: //escape
			  hideMe();
			  break;
		}
	})
	.blur(function() {
		if($(this).hasClass('disabled'))
	      return false;										   
		if ($container.is(':visible') && hasfocus > 0 ) {
			if(opt.debug) console.log('container visible and has focus')
		} else {
		//	hideMe();	
		}
	});


	function hideMe() { 
		hasfocus = 0;
		$container.hide(); 
	}
	
	function init() {
		$container.append(getSelectOptions($input.attr('id'))).hide();
		var width = parseInt($input.css('width'))+15;
		$container.width(width);
		
		
    }
	
	function setupContainer(options) {
		var container = document.createElement("div");
		$container = $(container);
		$container.attr('id', elm_id+'_container');
		$container.addClass(options.containerClass);
		
		return $container;
		
	}
	function mainContainer() {
		var abscont = document.createElement("div");
		  $abscont = $(abscont);
	//	 $abscont.css('position','relative')
		return $abscont;
		
	}
	function newUlPos(){
		
		        var containerPosY = $container.parent().offset().top;
				
                docHeight = jQuery(window).height();
				scrollTop = jQuery(window).scrollTop();
                var containerHeight=$container.height();
         
                containerPosY = containerPosY-scrollTop;
				
				if (containerPosY+containerHeight >= docHeight){
					
                    $container.css({
                        top: '-'+containerHeight+'px',
                        height: containerHeight
                    });
                   
                } else {
					
                    $container.css({
                        height: containerHeight
                    });
                   
                }
				var lwidth=$container.width();
			//	$container.find('li').width(lwidth-16)
      }
	
	function setupInput(options) {
		var input = document.createElement("input");
		var $input = $(input);
		$input.attr("id", elm_id+"_input");
		$input.attr("type", "text");
		$input.addClass(options.inputClass);
		$input.attr("autocomplete", "off");
		$input.attr("readonly", "readonly");
		$input.attr("tabIndex", $select.attr("tabindex")); // "I" capital is important for ie
		var iwidth=parseInt($select.css("width"))-15;
		 $input.css("width", iwidth);
		return $input;	
	}
	
	function moveSelect(step) {
		var lis = $("li", $container);
		if (!lis) return;

		active += step;

		if (active < 0) {
			active = 0;
		} else if (active >= lis.size()) {
			active = lis.size() - 1;
		}

		lis.removeClass(opt.hoverClass);

		$(lis[active]).addClass(opt.hoverClass);
	}
	
	function setCurrent() {	

		var li = $("li."+opt.currentClass, $container).get(0);
		var ar = (''+li.id).split('_');
		var el = ar[ar.length-1];
		$select.val(el);
		$input.val($(li).html().replace( /&amp;/g, "&" ));
		return true;
	}
	
	// select value
	function getCurrentSelected() {
		return $select.val();
	}
	
	// input value
	function getCurrentValue() {
		return $input.val();
	}
	
	function getSelectOptions(parentid) {
		var select_options = new Array();
		var ul = document.createElement('ul');
		$select.children('option').each(function() {
			var li = document.createElement('li');
			li.setAttribute('id', parentid + '_' + $(this).val());
			li.innerHTML = $(this).html();
			if ($(this).is(':selected')) {
				$input.val($(this).html().replace( /&amp;/g, "&" ));
				$(li).addClass(opt.currentClass);
			}
			ul.appendChild(li);
			$(li)
			.mouseover(function(event) {
				hasfocus = 1;
				if (opt.debug) console.log('over on : '+this.id);
				jQuery(event.target, $container).addClass(opt.hoverClass);
			})
			.mouseout(function(event) {
				hasfocus = -1;
				
				if (opt.debug) console.log('out on : '+this.id);
				jQuery(event.target, $container).removeClass(opt.hoverClass);
			})
			.click(function(event) {
			  var fl = $('li.'+opt.hoverClass, $container).get(0);
				if (opt.debug) console.log('click on :'+this.id);
				$('li.'+opt.currentClass).removeClass(opt.currentClass); 
				$(this).addClass(opt.currentClass);
				setCurrent();
				
				hideMe();
			});

		});
		
		return ul;
	}
	
};

$(document).ready(function(){
$(document).bind('click', function(e) {
var $clicked=$(e.target);
var clickedid=$clicked.next('.selectbox-wrapper').css('display');
if($clicked.is('.selectbox') && clickedid=='none' )
{

		  $clicked.next('.selectbox-wrapper').show();
}
else{
	 $('.selectbox-wrapper').hide();
}
								   })

})