/* This script and many more are available free online at
The JavaScript Source!! http://javascript.internet.com
Created by: Sandeep Gangadharan | http://www.sivamdesign.com/scripts/ */

  var divNum = new Array("Ar", "Fi", "Gr", "Li", "Lu", "Ms", "Pi", "Pt", "Po", "Si");

function openClose(theID) {
  for(var i=0; i < divNum.length; i++) {
    if (divNum[i] == theID) {
      if (document.getElementById(divNum[i]).style.display == "block") { document.getElementById(divNum[i]).style.display = "none" }
      else {
        document.getElementById(divNum[i]).style.display = "block"
      }
  } else {
    document.getElementById(divNum[i]).style.display = "none"; }
  }
}