if ((navigator.appName == "Microsoft Internet Explorer")) {

  if (document.namespaces['v'] == null) {

    document.namespaces.add('v','urn:schames-microsoft-com:vml');

   }

}



function makePolaroid(el, rotation, bordercolorvalue, borderwidthvalue, shadowcolorvalue, shadowopacityvalue) {



  var img = el;



  var bordercolor = "#FFFFFF";

  if (bordercolorvalue != "") {

    bordercolor = bordercolorvalue;

  }

  var borderwidth = Math.round((img.height+img.width)*0.03);

  if (borderwidthvalue != "") {

    borderwidth = borderwidthvalue;

  }

  var shadowcolor = "#000000";

  if (shadowcolorvalue != "") {

    shadowcolor = shadowcolorvalue;

  }

  var scRed = parseInt("0X"+shadowcolor.substring(1,2));

  var scGreen = parseInt("0X"+shadowcolor.substring(3,4));

  var scBlue = parseInt("0X"+shadowcolor.substring(5,6));  

  

  var shadowopacity = "0.4";

  if (shadowopacityvalue != "") {

    shadowopacity = shadowopacityvalue;

  }



  shadowoffset = Math.round((img.height+img.width)*0.01);



  var A1 = 0.088 * (img.width+borderwidth*2+shadowoffset*2);

  var A2 = 0.997 * (img.width+borderwidth*2+shadowoffset*2);

  var A3 = 0.088 * (img.height+borderwidth*2+shadowoffset*2);

  var A4 = 0.997 * (img.height+borderwidth*2+shadowoffset*2);

  var imageheight = A1+A4;

  var imagewidth = A2+A3;

  if (!(navigator.appName == "Microsoft Internet Explorer")) {

    parent = img.parentNode;

    canvas = document.createElement('canvas');

    canvas.height = imageheight;

    canvas.width = imagewidth;

    canvas.src = img.src;

    canvas.alt = img.alt;

    canvas.title = img.title;

    context = canvas.getContext("2d");

    // rotate 5 degrees

    var rotvalue = 0;

    var rotoffsetleft;

    var rotoffsettop;

    if (imagewidth > imageheight) {

      scalex = 0.05;

      scaley = scalex*(imagewidth/imageheight);

    } else if (imagewidth < imageheight) {

      scaley = 0.05;

      scalex = scaley*(imageheight/imagewidth);

    } else {

      scalex = 0.05;

      scaley = 0.05;

    }

    scale = 1.333333;

    transl = Math.round(Math.max(canvas.width,canvas.height)*0.05);

    if (rotation == "left") {

      rotvalue = -0.05;

      rotoffsetleft = 0;

      rotoffsettop = A1;

      context.scale(1-(scale*scalex),1-(scale*scaley));

      context.translate(0,transl);

    } else  if (rotation == "no") {

      rotvalue = 0;

      rotoffsetleft = 0;

      rotoffsettop = 0;

      context.scale(1-(scalex/scale), 1-(scaley/scale));

    } else {

      rotvalue = 0.05;

      rotoffsetleft=A3;

      rotoffsettop=0;

      context.scale(1-(scale*scalex),1-(scale*scaley));

      context.translate(transl,0);

    }

 

    context.rotate(rotvalue);



    // start drawing the shadow

    sop = Math.min(parseFloat(shadowopacity+0.1),1.0);

    context.fillStyle=shadowcolor;

    context.globalAlpha = shadowopacity;

    context.beginPath(); 

    context.rect(shadowoffset*2,imageheight-shadowoffset,imagewidth-(shadowoffset*2.25),shadowoffset); 

    context.closePath(); 

    context.fill();	

    context.beginPath(); 

    context.rect(shadowoffset,imageheight-shadowoffset,shadowoffset,shadowoffset); 

    context.closePath();

    gradient = context.createLinearGradient(shadowoffset*2,imageheight-shadowoffset, shadowoffset, imageheight-shadowoffset);

    gradient.addColorStop(0, 'rgba('+scRed+','+scGreen+','+scBlue+','+sop+')');

    gradient.addColorStop(0.25, 'rgba('+scRed+','+scGreen+','+scBlue+','+shadowopacity+')');

    gradient.addColorStop(1, 'rgba('+scRed+','+scGreen+','+scBlue+',0)');

    context.fillStyle=gradient; 

    context.fill();	 	

    context.beginPath(); 

    context.moveTo(imagewidth-shadowoffset,shadowoffset*2); 

    context.lineTo(imagewidth,shadowoffset*2); 

    context.quadraticCurveTo(imagewidth-shadowoffset,shadowoffset+(imageheight/2),imagewidth,imageheight-(shadowoffset*0.25));

    context.lineTo(imagewidth-shadowoffset,imageheight-(shadowoffset*0.25)); 

    context.quadraticCurveTo(imagewidth-(shadowoffset*2),shadowoffset+(imageheight/2),imagewidth-shadowoffset,shadowoffset*2); 

    context.closePath(); 

    context.fill();

    context.beginPath(); 

    context.rect(shadowoffset,imageheight,shadowoffset,shadowoffset); 

    context.closePath();

    gradient = context.createRadialGradient(shadowoffset*2,imageheight,0, 2*shadowoffset, imageheight, shadowoffset);

    gradient.addColorStop(0, 'rgba('+scRed+','+scGreen+','+scBlue+','+sop+')');

    gradient.addColorStop(0.25, 'rgba('+scRed+','+scGreen+','+scBlue+','+shadowopacity+')');

    gradient.addColorStop(1, 'rgba('+scRed+','+scGreen+','+scBlue+',0)');

    context.fillStyle=gradient; 

    context.fill();	 

    context.beginPath(); 

    context.rect(shadowoffset*2,imageheight,imagewidth-(shadowoffset*2.25),shadowoffset); 

    context.closePath();

    gradient = context.createLinearGradient(shadowoffset*2,imageheight,2*shadowoffset, imageheight+shadowoffset);

    gradient.addColorStop(0, 'rgba('+scRed+','+scGreen+','+scBlue+','+sop+')');

    gradient.addColorStop(0.25, 'rgba('+scRed+','+scGreen+','+scBlue+','+shadowopacity+')');

    gradient.addColorStop(1, 'rgba('+scRed+','+scGreen+','+scBlue+',0)');

    context.fillStyle=gradient; 

    context.fill();	 

    context.beginPath(); 

    context.rect(imagewidth-(shadowoffset*0.25),imageheight-(shadowoffset*0.25),shadowoffset*1.25,shadowoffset*1.25); 

    context.closePath();

    gradient = context.createRadialGradient(imagewidth-(shadowoffset*0.25),imageheight-(shadowoffset*0.25),Math.max(0,(shadowoffset*1.25)-1.5-shadowoffset), imagewidth-(shadowoffset*0.25), imageheight-(shadowoffset*0.25),shadowoffset*1.25);

    gradient.addColorStop(0, 'rgba('+scRed+','+scGreen+','+scBlue+','+sop+')');

    gradient.addColorStop(0.25, 'rgba('+scRed+','+scGreen+','+scBlue+','+shadowopacity+')');

    gradient.addColorStop(1, 'rgba('+scRed+','+scGreen+','+scBlue+',0)');

    context.fillStyle=gradient; 

    context.fill();

    context.beginPath(); 

    context.moveTo(imagewidth,shadowoffset*2); 

    context.lineTo(shadowoffset+imagewidth,shadowoffset*2); 

    context.quadraticCurveTo(imagewidth,shadowoffset+(imageheight/2),shadowoffset+imagewidth,imageheight-(shadowoffset*0.25)); 

    context.lineTo(imagewidth,imageheight-(shadowoffset*0.25)); 

    context.quadraticCurveTo(imagewidth-shadowoffset,shadowoffset+(imageheight/2),imagewidth,shadowoffset*2); 

    context.closePath();

    gradient = context.createLinearGradient(imagewidth,2*shadowoffset, imagewidth+shadowoffset, shadowoffset*2);

    gradient.addColorStop(0, 'rgba('+scRed+','+scGreen+','+scBlue+','+sop+')');

    gradient.addColorStop(0.25, 'rgba('+scRed+','+scGreen+','+scBlue+','+shadowopacity+')');

    gradient.addColorStop(1, 'rgba('+scRed+','+scGreen+','+scBlue+',0)');

    context.fillStyle=gradient; 

    context.fill();

    context.beginPath(); 

    context.rect(imagewidth,shadowoffset,shadowoffset,shadowoffset); 

    context.closePath();

    gradient = context.createRadialGradient(imagewidth,shadowoffset*2,0, imagewidth, shadowoffset*2,shadowoffset);

    gradient.addColorStop(0, 'rgba('+scRed+','+scGreen+','+scBlue+','+sop+')');

    gradient.addColorStop(0.25, 'rgba('+scRed+','+scGreen+','+scBlue+','+shadowopacity+')');

    gradient.addColorStop(1, 'rgba('+scRed+','+scGreen+','+scBlue+',0)');

    context.fillStyle=gradient; 

    context.fill();

    context.beginPath(); 

    context.rect(imagewidth-shadowoffset,shadowoffset,shadowoffset,shadowoffset); 

    context.closePath(); 

    gradient = context.createLinearGradient(imagewidth-shadowoffset,shadowoffset*2,imagewidth-shadowoffset,shadowoffset);

    gradient.addColorStop(0, 'rgba('+scRed+','+scGreen+','+scBlue+','+sop+')');

    gradient.addColorStop(0.25, 'rgba('+scRed+','+scGreen+','+scBlue+','+shadowopacity+')');

    gradient.addColorStop(1, 'rgba('+scRed+','+scGreen+','+scBlue+',0)');

    context.fillStyle=gradient; 

    context.fill();

    

    // draw border

    context.globalAlpha = 1;

    context.fillStyle = bordercolor;

    context.fillRect(0,0,imagewidth, imageheight);

    context.fillStyle = 'rgba('+scRed+','+scGreen+','+scBlue+','+shadowopacity+')';

    context.fillRect(borderwidth,borderwidth,imagewidth-(borderwidth*2),imageheight-(borderwidth*2));

    w=imagewidth-(borderwidth*2);

    h=imageheight-(borderwidth*2);

    if(imagewidth>imageheight) {

      x=0; 

      y=(((imagewidth-(borderwidth*2))*(imageheight/imagewidth))-(imageheight-(borderwidth*2)))/2; 

      h=((imagewidth-(borderwidth*2))*(imageheight/imagewidth));

    } else if(imagewidth<imageheight) { 

      y=0; 

      x=(((imageheight-(borderwidth*2))*(canvas.width/canvas.height))-((imagewidth-(borderwidth*2))))/2; 

      w=((imageheight-(borderwidth*2))*(canvas.width/canvas.height));

    } else {

      x=0; 

      y=0;

    }

    context.save();

    context.beginPath();  

    context.rect(borderwidth,borderwidth,w-(2*x),h-(2*y));

    context.closePath();

    context.clip();

    context.drawImage(img,borderwidth-x,borderwidth-y,w,h);

    context.restore();

    parent.replaceChild(canvas, img);

  } else {

    // try VML for IE

    // this should be here and not on top for IE6

    var mycss = document.createStyleSheet();

    mycss.cssText="v\\:group, v\\:rect, v\\:fill,v\\:image {behavior:url(#default#VML);}";

   

    var vml = document.createElement("v:group");

    vml.style.width = imagewidth+"px";

    vml.style.height = imageheight+"px";

    vml.style.position = "relative";

    vml.style.padding = "0px";

    vml.style.margin = "1px";

    vml.style.display = "block";

    vml.setAttribute("coordsize", imagewidth+" "+imageheight);

    if (rotation == "left") {

      vml.style.rotation = "-3";

    } else if (rotation == "no") {

      // do nothing

      ;

    } else {

      vml.style.rotation = "3";

    }

    var shadowrect = document.createElement("v:rect");

    shadowrect.style.width = (img.width+borderwidth*2)+"px";

    shadowrect.style.height = (img.height+borderwidth*2)+"px";

    shadowrect.setAttribute("stroked","f");

    shadowrect.style.position = "absolute";

   

    shadowrect.style.filter = "Alpha(opacity="+(shadowopacity*100)+"), progid:dxImageTransform.Microsoft.Blur(PixelRadius="+shadowoffset+", MakeShadow=false";

    var shadowfill = document.createElement("v:fill");

    shadowfill.setAttribute("color", shadowcolor);

    shadowfill.setAttribute("opacity", shadowopacity);

    shadowrect.appendChild(shadowfill);

    vml.appendChild(shadowrect);



    var borderrect = document.createElement("v:rect");

    var borderrectwidth = img.width+borderwidth*2;

    borderrect.style.width = borderrectwidth+"px";

    borderrect.style.height = (img.height+borderwidth*2)+"px";

    borderrect.setAttribute("fillcolor", bordercolor);

    borderrect.setAttribute("stroked","f");

    vml.appendChild(borderrect);



    var imgrect = document.createElement("v:image");

    imgrect.style.width = img.width+"px";

    imgrect.style.height = img.height+"px";

    imgrect.style.position = "absolute";

    imgrect.style.top = borderwidth+"px";

    imgrect.style.left = borderwidth+"px";

    imgrect.setAttribute("src", img.src);

    imgrect.setAttribute("stroked","f");

    vml.appendChild(imgrect);

 

    var vmldiv = document.createElement("div");

    vmldiv.style.width = imagewidth+"px";

    vmldiv.appendChild(vml);

    var parent = img.parentNode;

    vml.alt = img.alt;

    vml.title = img.title;

    parent.replaceChild(vmldiv, img);



  }

}