/**
 * --------------------------------------------------------------------
 * 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:
 *    11.09.2007 Version 1.1
 *    - removed noConflict
 *    - added png-support for input type=image
 *    - 01.08.2007 CSS background-image support extension added by Scott Jehl, scott@filamentgroup.com, http://www.filamentgroup.com
 *    31.05.2007 initial Version 1.0
 * --------------------------------------------------------------------
 * @example $(function(){$('.png').pngFixInner();});
 * @desc Fixes all PNG's (src and background) for elements with png css-class
 *
 * @example $(function(){$(document).pngFixInner();});
 * @desc Fixes all PNG's in the document on document.ready
 *
 * jQuery(function(){jQuery(document).pngFixInner();});
 * @desc Fixes all PNG's in the document on document.ready when using noConflict
 *
 * @example $(function(){$('div.examples').pngFixInner();});
 * @desc Fixes all PNG's within div with class examples
 *
 * @example $(function(){$('div.examples').pngFixInner( { blankgif:'ext.gif' } );});
 * @desc Fixes all PNG's within div with class examples, provides blank gif for input with png
 * --------------------------------------------------------------------
 */

(function($) {

  jQuery.fn.pngFix = function(settings) {

	  // Settings
	  settings = jQuery.extend({}, jQuery.fn.pngFix.defaults, 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 background for this element
		  jQuery(this).each(function() {
		    var bgIMG = jQuery(this).css('background-image');
		    if(bgIMG && 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=\'' + settings.sizingMethod + '\')';
		    }	
		  });
  		
		  //fix images with png-source
		  jQuery(this).filter("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 imgFloat = jQuery(this).css('float');			  
			  if (imgFloat && imgFloat != '') {
			    prevStyle += 'float:' + imgFloat + ';';
			  }
			  var imgStyle = (this.style.cssText);

			  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=\'' + settings.sizingMethod + '\')';
			  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).each(function(){
			  var bgIMG = jQuery(this).css('background-image');
			  if(bgIMG && 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=\'' + settings.sizingMethod + '\')';
			  }
		  });
  		
		  //fix input with png-source
		  jQuery(this).filter("input[@src$=.png]").each(function() {
			  var bgIMG = jQuery(this).attr('src');
			  jQuery(this).get(0).runtimeStyle.filter = 'progid:DXImageTransform.Microsoft.AlphaImageLoader' + '(src=\'' + bgIMG + '\', sizingMethod=\'' + settings.sizingMethod + '\')';
   		  jQuery(this).attr('src', settings.blankgif)
		  });
	  }
  	
	  return jQuery;

  };

  })(jQuery);

  (function($) {

  jQuery.fn.pngFixInner = function(settings) {

	  // Settings
    settings = jQuery.extend({}, jQuery.fn.pngFix.defaults, 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 inner 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);

			  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=\'scale\');';
			  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');
			  if(bgIMG && 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='scale')";
			  }
		  });
  		
		  //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.fn.pngFix.defaults = {
	  blankgif: 'blank.gif',
		sizingMethod : 'crop'
	}

})(jQuery);