function selay(num,len,name){
 for(var id = 1;id<=len;id++)
 {
  var ss=name+id;
  if(id==num)
  {
  document.getElementById(ss).style.display="block";
  }else{
  document.getElementById(ss).style.display="none";
 }
 }
}

function MM_findObj(n, d) { //v4.0
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 && document.getElementById) x=document.getElementById(n); return x;}
function MM_showHideLayers() { //v3.0
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; }}
//showhidelayer

function mOvr(src, cOvr) 
{if (!src.contains(event.fromElement)) {src.style.cursor = "default";src.bgColor = cOvr;}}
function mOut(src, cOut) 
{if (!src.contains(event.toElement)) {src.style.cursor = "default";src.bgColor = cOut;}}
//changetdcolor