/* customizacao do lightbox */
var opacity = '5'; 							/* valor da opacidade da mascara. Utilizar numeros de 0 a 10 */
var mask = 'mask';							/* define a classe da mascara */

var cBox = 'Fechar';						/* texto do botao fechar do lightbox */
var cCss = 'fechar';						/* define a classe do botão fechar */

var num = 27;								/* tecla para fechar o lightbox. 27 é o numero do ESC, caso nao queira nenhuma utilizar o valor null */

var exCss = 'external-content';				/* define a classe que o .load irá buscar no arquivo externo para carregar no lightbox */
var imgLoading = 'img/ajax-loader.gif' 		/*caminho para a imagem de loading */
var cClose = true							/* ativa o fechamento da tela no clique da mascara. Valores true ou false */

/******************************************************************************************************************************************/

function loading(){
	createMask();
	$('div.lightbox').ajaxStart(function(){
		$(this).fadeIn();
		$('div.lightbox .lightbox-content').hide();
		$(this).append('<img src="'+imgLoading+'" style="position:absolute;left:50%;top:50%;margin-left:-110px">');
	});
	$('div.lightbox').ajaxSuccess(function(){
		$(this).children('img').remove();
		$('div.lightbox .lightbox-content').fadeIn();
	});
};

function closeBox() {
    $('div.'+mask+'').fadeOut('fast');
    $('div.lightbox').fadeOut('fast');
    if (jQuery.browser.msie) { 
      if(parseInt(jQuery.browser.version) == 6) {
          $('select').each(function(){$(this).show()});
      }
    }
    $('div.lightbox > div').remove();
    $('div.lightbox > iframe').remove();
	$('div.lightbox >img ').remove();
	$('.'+cCss+'').each(function(){$(this).remove()});
};
document.onkeydown = function(e) {
    if (e == null) {
        keycode = event.keyCode;
    } else {
        keycode = e.which;
    } if (keycode == num) {
        closeBox()
    }
};
function createLightbox(width, height) {
	var bodyHeight = document.documentElement.clientHeight;
	var bodyWidth = document.documentElement.clientWidth;
	if (jQuery.browser.safari) {
		var docScroll = document.body.scrollTop;
	} else {
		var docScroll = document.documentElement.scrollTop;
	}
	var docScroll = parseInt(docScroll);
	var bodyHeight = parseInt(bodyHeight);
	var height = parseInt(height);
	
	if (bodyHeight < height ) { 
		var top = (15 + docScroll );
		$('div.lightbox').css('position','absolute');
	} else {
		if (jQuery.browser.msie) {
			if(parseInt(jQuery.browser.version) == 6) { 
			  var top = (((bodyHeight /2) - (height /2)) + docScroll );
			  $('div.lightbox').css('position','absolute');
		  } else {
			var top = ((bodyHeight /2) - (height /2));
			$('div.lightbox').css('position','fixed');
		  }
		} else {
			var top = ((bodyHeight /2) - (height /2));
			$('div.lightbox').css('position','fixed');
		}
	}
	var top = parseInt(top);
	
	if (bodyWidth < width ) {
		var left = (width /2)+ 10 +'px';
	} else {
		var left = '48%';
	}
	$('div.lightbox').css({
		'left': left,
		'top': top + "px",
		'width': width + 'px',
		'height': height + 'px',
		'margin-left': -width / 2
	});
	$('div.lightbox').append('<a href="javascript:closeBox()" class="'+cCss+'">'+ cBox +'</a>');
};
function createMask() {
	var bodyHeight = document.documentElement.clientHeight;
	if (jQuery.browser.msie) {
		if(parseInt(jQuery.browser.version) == 6) { 
          var docScroll = document.documentElement.scrollTop;
		  $('select').each(function(){$(this).hide()});
		  var hb = bodyHeight;
      } else {
	  	var docScroll = '0';
		var hb = '100%';
	  }
	} else {
		var docScroll = '0';
		var hb = '100%';
	}
	$('div.'+mask+'').css({
		'top':docScroll+ "px",
		'filter': 'alpha(opacity='+opacity*10+')',
		'-moz-opacity': opacity/10,
		'-khtml-opacity': opacity/10,
		'opacity': opacity/10,
		'height':hb
	});
	$('div.'+mask+'').show();
	if (jQuery.browser.msie) {
		if(parseInt(jQuery.browser.version) == 6) { 
			$(window).scroll(function () {
				var docScroll = document.documentElement.scrollTop;
				$('div.'+mask+'').css('top',docScroll+'px');
				var leftScroll = document.documentElement.scrollLeft;
				$('div.'+mask+'').css('left',leftScroll+'px');
			});
		}
	} 
};
function create(n,size,htmlTitle,pathFile,pathUrl,divHtml,htmlElem,x){
	if ( x == '1' ){
		loading();
	} else {
		createMask();
	}
	
	if (n == 'i') {
		// iframe
		createLightbox(size[1], size[2]);
		$('div.lightbox').append(''+htmlTitle+'<iframe src="'+pathUrl+'" width="'+size[1]+'" height="'+size[2]+'" frameborder="0" allowtransparency="true">');
	} else if (n == 's') {
		// swf, youtube, vimeo
		createLightbox(size[0], size[1]);
		$('div.lightbox').append(''+htmlTitle+'<div><OBJECT classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" width="'+size[0]+'" height="'+size[1]+'"><param name="movie" value="'+pathUrl+'"><param name="quality" value="high"><param name="wmode" value="transparent"><param name="menu" value="disable"><param name="loop" value="true"><EMBED src="' + pathUrl + '" quality="high" wmode="transparent" menu="disable" width="'+size[0]+'" height="'+size[1]+'" loop="true" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash"></EMBED></OBJECT></div>');
	} else if (n == 'g') {
		// imagem
		createLightbox(size[0], size[1]);
		$('div.lightbox').append(''+htmlTitle+'<div><img src="'+pathUrl+'" class="png_bg" /></div>');
	} else if (n == 'd') {
		// id
		createLightbox(size[0], size[1]);
		$('div.lightbox').append(''+htmlTitle+'<div style="width:'+size[0]+'px; height:'+size[1]+'px; ">'+divHtml+''+htmlElem.html()+'</div></div>');
	} else if (n == 'e') {
		// conteudo externo
		createLightbox(size[0], size[1]);
		$('div.lightbox').append('' + htmlTitle + '<div class="lightbox-content"></div>');
		$('div.lightbox-content').load(pathUrl + ' .'+ exCss +'');
	}
	
	if ( x != '1' ){
		$('div.lightbox').fadeIn();
	}
}
var pathUrl = null;
var call = null;
function lightbox(vS,vF) {
    $('.modal a').each(function() {
        if (vS != null) {
            var pathFile = vF.split('.');
            var size = vS.split('.');
            var pathUrl = vF;
			call = '1';
        } else {
            var pathFile = $(this).attr('href').split('.');
            var size = $(this).attr('rel').split('.');
            var pathUrl = $(this).attr('href');
        }
        var pathCss = pathUrl.split('.');
        var htmlTitle = '';
        if ( call == '1') {
			
		} else if (!($(this).attr('title') == 'undefined' || $(this).attr('title') == 'null' || $(this).attr('title') == '' || $(this).attr('title') == ' ')) {
            var title = $(this).attr('title');
            htmlTitle = '<div class="titulo"><span class="tit-left" /><h4>' + title + '</h4><span class="tit-right" /> <br /></div>';
        };
		if (size[0] == 'iframe') {
			if (call == 1) {
				create('i',size,htmlTitle,pathFile,pathUrl);
				return false;
			} else {
				$(this).click(function() {
					create('i',size,htmlTitle,pathFile,pathUrl);
					return false;
				});
			}
        }
        else if (pathFile[1] == 'swf' || pathFile[1] == 'vimeo' || pathFile[0].substring(7, 12) == 'vimeo' || pathFile[1] == 'youtube' || pathFile[0].substring(7, 14) == 'youtube') {
			if (call == 1) {
				create('s',size,htmlTitle,pathFile,pathUrl);
				return false;
			} else {
				$(this).click(function() {
					create('s',size,htmlTitle,pathFile,pathUrl);
					return false;
				});
			}
        }
        else if (pathFile[1] == 'jpg' || pathFile[1] == 'gif' || pathFile[1] == 'png') {
			if (call == 1) {
				create('g',size,htmlTitle,pathFile,pathUrl);
				return false;
			} else {
				$(this).click(function() {
					create('g',size,htmlTitle,pathFile,pathUrl);
					return false;
				});
			}
        }
        else if (pathFile[0].substring(0, 1) == '#') {
			var thisElem = $(this).attr('href');
			var htmlElem = $(thisElem);
			var idElem = $(thisElem).attr('id');
			var divHtml = '<div id="'+idElem+'">'
			$(thisElem).hide();
			if (call == 1) {
				create('d',size,htmlTitle,pathFile,pathUrl,divHtml,htmlElem);
				return false;
			} else {
				$(this).click(function() {
					create('d',size,htmlTitle,pathFile,pathUrl,divHtml,htmlElem);
					return false;
				});
			}
        }
        else {
			if (call == 1) {
				create('e',size,htmlTitle,pathFile,pathUrl,divHtml,htmlElem,'1');
				return false;
			} else {
				$(this).click(function() {
					create('e',size,htmlTitle,pathFile,pathUrl,divHtml,htmlElem,'1');
					return false;
				});
			}
        }
		
		if ( cClose == true) {
			$('div.'+mask+'').click(function(){closeBox()});
		}
    });
};
var y = 0;
$(document).ready(function() {
    if ( y == 0 ) {
        $('body').append('<div class="'+mask+'" /><div class="lightbox"></div>');
        y = y + 1;
    }
    lightbox();
});