// Correctly handle PNG transparency in Win IE 5.5 or higher.
// http://homepage.ntlworld.com/bobosola. Updated 02-March-2004

function strstr( haystack, needle, bool ) {
    // http://kevin.vanzonneveld.net
    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // *     example 1: strstr('Kevin van Zonneveld', 'van');
    // *     returns 1: 'van Zonneveld'
    // *     example 2: strstr('Kevin van Zonneveld', 'van', true);
    // *     returns 2: 'Kevin '
 
    var pos = 0;
 
    pos = haystack.indexOf( needle );
    if( pos == -1 ){
        return false;
    } else{
        if( bool ){
            return haystack.substr( 0, pos );
        } else{
            return haystack.slice( pos );
        }
    }
}

function correctPNG(){
	temp=navigator.appVersion.split('MSIE');
	ieVer=parseInt(temp[1]);

	if (ieVer == 6){	
		for(var i=0; i<document.images.length; i++){
		  var img = document.images[i]
		  var imgName = img.src.toUpperCase()
			
		  if(strstr(imgName,"?") || strstr(imgName,"PNG")){
		  	imgName = imgName.split("?");
		  	imgName=imgName[0];
				if (imgName.substring(imgName.length-3, imgName.length) == "PHP" || imgName.substring(imgName.length-3, imgName.length) == "PNG"){
					 var imgID = (img.id) ? "id='" + img.id + "' " : ""
					 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
					 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
					 var imgStyle = "display:inline-block;" + img.style.cssText
					 if (img.align == "left") imgStyle = "float:left;" + imgStyle
					 if (img.align == "right") imgStyle = "float:right;" + imgStyle
					 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle		
					 var strNewHTML = "<span " + imgID + imgClass + imgTitle
					 + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
				     + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
					 + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
					 img.outerHTML = strNewHTML
					 i = i-1
				}
			}
		}
	}
}

$(document).ready(function(){correctPNG()});