function gS(sText,i) {
  iSheet = document.styleSheets.length-1
  var S = document.styleSheets[iSheet]
  var rules = S.rules||S.cssRules
  for(var r=0;r<rules.length;r++)
    if(rules[r].selectorText==sText)
      return rules[r].style[i]
 return 'transparent';
}