//Rohm and Haas
var numberOfImagesets = 8;
var imageDir = ("images/" + (Math.ceil(Math.random() * numberOfImagesets )));

function MM_preloadImages()
         {
         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_swapImgRestore()
         {
         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_swapImage()
         {
         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];
                        }
         }

function MM_showHideLayers()
         {
         var i,p,v,obj,args=MM_showHideLayers.arguments;
         for (i=0; i<(args.length-2);i+=3)
             if ((obj=MM_findObj(args[i]))!=null)
                {
                v=args[i+2];
                if (obj.style)
                   {
                   obj=obj.style;
                   v=(v=='show')?'visible':(v='hide')?'hidden':v;
                   }
                obj.visibility=v;
                }
        }

function MM_findObj(n, d)
         {
         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;
         }