function hide(things)
{
   var elements=new Array();
   elements=things.split(',');
   for(element in elements)
   {  
      document.getElementById(elements[element]).style.display='none';
   }
}
function show(things)
{
   var elements=new Array();
   elements=things.split(',');
   for(element in elements)
   {  
      document.getElementById(elements[element]).style.display='block';
   }
}

function settext(e,t)
{
    document.getElementById(e).innerHTML=t;
}

function resetstyle(e)
{
    if(typeof(e)!="undefined")
    {
	e.style.fontStyle="normal";
    }
}

var normalimages=new Array(document.images.length);
var hilitimages=new Array(document.images.length);
var clickedimages=new Array(document.images.length);

var temp;

function setrollover()
{
  for(var i=0;i<(document.images.length);i++)
  {
     var x,suffix,prefix;
     normalimages[i]=new Image();
     hilitimages[i]=new Image();
     clickedimages[i]=new Image();
     
     normalimages[i].src=document.images[i].src;
     hilitimages[i].src=document.images[i].src;
     clickedimages[i].src=document.images[i].src;
     
     x=normalimages[i].src.lastIndexOf(".");
     
      suffix=normalimages[i].src.substring(x);
      if(suffix=='.Gif' || suffix=='.Png' || suffix=='.Jpg')
      {
         rollname=normalimages[i].src.substring(0,x)+"-over"+suffix.toLowerCase();
         clickedname=normalimages[i].src.substring(0,x)+"-down"+suffix.toLowerCase();
         document.images[i].indexrec=i;
         document.images[i].onmouseover=function(){document.images[this.indexrec].src=hilitimages[this.indexrec].src;return true};
         document.images[i].onmousedown=function(){document.images[this.indexrec].src=clickedimages[this.indexrec].src;return true};
         document.images[i].onmouseout=function(){document.images[this.indexrec].src=normalimages[this.indexrec].src;return true};
         hilitimages[i].indexrec=i;
         hilitimages[i].src=rollname;
         clickedimages[i].indexrec=i;
	 clickedimages[i].src=clickedname;
      }
  }
}