/* fix png in ie */
// fixPNG(); http://www.tigir.com/js/fixpng.js (author Tigirlas Igor)
function fixPNG(element){
    if (/MSIE (5\.5|6).+Win/.test(navigator.userAgent)){
        var src;
        if (element.tagName=='IMG'){
            if (/\.png$/.test(element.src)){
                src = element.src;
                element.src = "img/blank.gif";
            }
        }
        else{
            src = element.currentStyle.backgroundImage.match(/url\("(.+\.png)"\)/i);

            if (src){
                src = src[1];
                element.runtimeStyle.backgroundImage="none";
            }
        }
        if (src) element.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "',sizingMethod='image')";
    }
}

function fixPNGbg(element){
    if (/MSIE (5\.5|6).+Win/.test(navigator.userAgent)){
        var src;
        if (element.tagName=='IMG'){
            if (/\.png$/.test(element.src)){
                src = element.src;
                element.src = "/img/blank.gif";
            }
        }
        else{
            src = element.currentStyle.backgroundImage.match(/url\("(.+\.png)"\)/i);
            if (src){
                src = src[1];
                element.runtimeStyle.backgroundImage="none";
            }
        }

        if (src) element.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "',sizingMethod='scale')";
    }
}