// JavaScript Document
var sel_div = new Array( "div1", "div2","div3","div4","div5" )
var sel_objs = new Array( sel_div.length );
function sel_getObjs() {
 var nObjMax = sel_div.length;
 for( nCount = 0; nCount < nObjMax; nCount++ ) {
  sel_objs[nCount] = document.getElementById( sel_div[nCount] );
 }
}

function setMultitap( mainID ) {
 sel_objs[0] != null ? "" : sel_getObjs();
 for (a=0;a<sel_objs.length;a++) {
  if( mainID == sel_objs[a].id  ) { sel_objs[a].style.display = ""; }
  else {  sel_objs[a].style.display = "none"; }
 }
}