var focusClass = new RegExp('(^| )' + 'focus' + '( |$)');
function focusInput() {
  for (var fIndex = 0; fIndex < document.getElementsByTagName('form').length; fIndex++) {
    var inputCount = document.forms[fIndex].getElementsByTagName('input').length;
    for (var iIndex = 0; iIndex < inputCount; iIndex++) {
      if (focusClass.test(document.forms[fIndex].getElementsByTagName('input')[iIndex].className)) {
        document.forms[fIndex].getElementsByTagName('input')[iIndex].focus();
        iIndex = inputCount + 1;
        fIndex = document.getElementsByTagName('form').length + 1;
      }
    }
  }
}
function hidediv(id) {
	//safe function to hide an element with a specified id
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'none';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'none';
		}
		else { // IE 4
			document.all.id.style.display = 'none';
		}
	}
}

function showdiv(id) {
	//safe function to show an element with a specified id
		  
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
}