/**
 * --------------------------------------------------------------------
 * jQuery-Plugin "pngFix"
 * Version: 1.1, 11.09.2007
 * by Andreas Eberhard, andreas.eberhard@gmail.com
 *                      http://jquery.andreaseberhard.de/
 *
 * Copyright (c) 2007 Andreas Eberhard
 * Licensed under GPL (http://www.opensource.org/licenses/gpl-license.php)
 *
 * Changelog:
 * EQUIPE WD HOUSE - Soluções WEB
 * Modificação para criar um backgroung com div
 * AUTOR
 * Anderson Vaz - anderson@wdhouse.com.br
 * Lucinei Wyse - lucineiwyse@wdhouse.com.br
 */

(function($) {

jQuery.fn.pngFix = function(settings) {
	// Settings
	settings = jQuery.extend({
		blankgif: 'blank.gif'
	}, settings);
	var ie55 = (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) == 4 && navigator.appVersion.indexOf("MSIE 5.5") != -1);
	var ie6 = (navigator.appName == "Microsoft Internet Explorer" && parseInt(navigator.appVersion) == 4 && navigator.appVersion.indexOf("MSIE 6.0") != -1);
	if (jQuery.browser.msie && (ie55 || ie6)) {
		//fix images with png-source
		jQuery(this).find("img[src$=.png]").each(function() {
			jQuery(this).attr('width',jQuery(this).width());
			jQuery(this).attr('height',jQuery(this).height());

			var prevStyle = '';
			var strNewHTML = '';
			var imgId = (jQuery(this).attr('id')) ? 'id="' + jQuery(this).attr('id') + '" ' : '';
			var imgClass = (jQuery(this).attr('class')) ? 'class="' + jQuery(this).attr('class') + '" ' : '';
			var imgTitle = (jQuery(this).attr('title')) ? 'title="' + jQuery(this).attr('title') + '" ' : '';
			var imgAlt = (jQuery(this).attr('alt')) ? 'alt="' + jQuery(this).attr('alt') + '" ' : '';
			var imgAlign = (jQuery(this).attr('align')) ? 'float:' + jQuery(this).attr('align') + ';' : '';
			var imgHand = (jQuery(this).parent().attr('href')) ? 'cursor:hand;' : '';
			if (this.style.border) {
				prevStyle += 'border:'+this.style.border+';';
				this.style.border = '';
			}
			if (this.style.padding) {
				prevStyle += 'padding:'+this.style.padding+';';
				this.style.padding = '';
			}
			if (this.style.margin) {
				prevStyle += 'margin:'+this.style.margin+';';
				this.style.margin = '';
			}
			var imgStyle = (this.style.cssText);
            var png = jQuery(this).attr('png');
			if(png == undefined)
			  {
			  	png = 'crop';
			  }
			strNewHTML += '<span '+imgId+imgClass+imgTitle+imgAlt;
			strNewHTML += 'style="position:relative;white-space:pre-line;display:inline-block;background:transparent;'+imgAlign+imgHand;
			strNewHTML += 'width:' + jQuery(this).width() + 'px;' + 'height:' + jQuery(this).height() + 'px;';
			strNewHTML += 'filter:progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + jQuery(this).attr('src') + '\', sizingMethod=\''+png+'\');';
			strNewHTML += imgStyle+'"></span>';
			if (prevStyle != ''){
				strNewHTML = '<span style="position:relative;display:inline-block;'+prevStyle+imgHand+'width:' + jQuery(this).width() + 'px;' + 'height:' + jQuery(this).height() + 'px;'+'">' + strNewHTML + '</span>';
			}
			jQuery(this).hide();
			jQuery(this).after(strNewHTML);
		});
				
		// fix css background pngs

		jQuery(this).find("*").each(function(){
			var bgIMG = jQuery(this).css('background-image');
			var png = jQuery(this).css('png');
			var backpng = jQuery(this).css('backpng');
			var colorpng = jQuery(this).css('colorpng');
			if(png != "nao"){
			if(!png){ png = "scale"; }
			 if(backpng == 'sim' ){		
				var iebg = bgIMG.split('url("')[1].split('")')[0];
				jQuery(this).css('background-image', 'none');
				id_png = 'png_'+jQuery(this).attr('id');				
                jQuery(this).prepend('<div id="'+id_png+'" ></div>');
				$("#"+id_png).css('position', 'absolute');
 			    var zindexpng = jQuery(this).css('zindexpng');
				if(zindexpng == undefined){zindexpng = '-1';}
				$("#"+id_png).css('z-index', zindexpng);
				$("#"+id_png).css('left', '0px');
				$("#"+id_png).css('top', '0px');
				if(colorpng != "") { $("#"+id_png).css('background-color', colorpng); }
 	            h_png = jQuery(this).height()+'px';
				$("#"+id_png).css('height', h_png);
 	            w_png = jQuery(this).width()+'px';
				$("#"+id_png).css('width', w_png);										
                $("#"+id_png).get(0).runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + iebg + "',sizingMethod='"+png+"')"; 
			 }
            else
			 {
			  if(bgIMG.indexOf(".png")!=-1){
				var iebg = bgIMG.split('url("')[1].split('")')[0];
				jQuery(this).css('background-image', 'none');
				jQuery(this).get(0).runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + iebg + "',sizingMethod='"+png+"')";
			  }
			 }
			}
		});
		
		//fix input with png-source
		jQuery(this).find("input[src$=.png]").each(function() {
			var bgIMG = jQuery(this).attr('src');
			jQuery(this).get(0).runtimeStyle.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + bgIMG + '\', sizingMethod=\'scale\');';
   		jQuery(this).attr('src', settings.blankgif)
		});
	
	}	
	return jQuery;

};

})(jQuery);