function open_window(url)
{
 var hWnd =window.open(url,"prodpopup","width=300,height=400,toolbar=no,resizable=yes,scrollbars=yes");
}                                                                               
function showCats(catid) {
    var allcats = 0
    if (document.layers) {
     	do {
            layerId = "layer_" + allcats
            if (allcats == catid) {
            	document.layers["layer_" + allcats].visibility = "show"
            }
            else {
            	document.layers["layer_" + allcats].visibility = "hidden"
            }
            allcats++
        }
        while (document.laysers["layer_" + allcats] != undefined)
    }
    if (document.all) {
    	do {
       	    if (allcats == catid) {
            	document.all("scat_" + allcats).style.display = "inline"
            }
            else {
            	document.all("scat_" + allcats).style.display = "none"
            }
            allcats++
        }
        while (document.all("scat_" + allcats))
    }
    if (!document.all && document.getElementById) {
    	do {
            if (allcats == catid) {
           	document.getElementById("scat_" + allcats).style.display = "inline"
                document.getElementById("scat_" + allcats).style.visibility = "visible"
                document.getElementById("scat_" + allcats).style.top=0
                document.getElementById("scat_" + allcats).style.left=150
            }
            else {
            	document.getElementById("scat_" + allcats).style.display = "none"
                document.getElementById("scat_" + allcats).style.visibility = "hidden"
            }
            allcats++
        }
        while (document.getElementById("scat_" + allcats) != undefined)
    }
}                                                                               
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}