var gradientshadowleft={}
gradientshadowleft.depth=6 //Depth of shadow in pixels
gradientshadowleft.containers=[]

gradientshadowleft.create=function(){
var a = document.all ? document.all : document.getElementsByTagName('*')
for (var i = 0;i < a.length;i++) {
   if (a[i].className == "shadowleft") {
      for (var x=0; x<gradientshadowleft.depth; x++){
         var newSd = document.createElement("DIV")
         newSd.className = "shadowleft_inner"
         newSd.id="shadowleft"+gradientshadowleft.containers.length+"_"+x //Each shadow DIV has an id of "shadowL_X" (L=index of target element, X=index of shadow (depth) 
         if (a[i].getAttribute("rel"))
            newSd.style.background = a[i].getAttribute("rel")
         else
            newSd.style.background = "black" //default shadow color if none specified
         document.body.appendChild(newSd)
      }
   gradientshadowleft.containers[gradientshadowleft.containers.length]=a[i]
   }
}
gradientshadowleft.position()
window.onresize=function(){
   gradientshadowleft.position()
}
}

gradientshadowleft.position=function(){
if (gradientshadowleft.containers.length>0){
   for (var i=0; i<gradientshadowleft.containers.length; i++){
      for (var x=0; x<gradientshadowleft.depth; x++){
        var shadowdiv=document.getElementById("shadowleft"+i+"_"+x)
         shadowdiv.style.width = gradientshadowleft.containers[i].offsetWidth + "px"
         shadowdiv.style.height = gradientshadowleft.containers[i].offsetHeight + "px"
         shadowdiv.style.left = gradientshadowleft.containers[i].offsetLeft + x + "px"
         shadowdiv.style.top = gradientshadowleft.containers[i].offsetTop + x + "px"
      }
   }
}
}

if (window.addEventListener)
window.addEventListener("load", gradientshadowleft.create, false)
else if (window.attachEvent)
window.attachEvent("onload", gradientshadowleft.create)
else if (document.getElementById)
window.onload=gradientshadowleft.create