var current;
function active(text,image){
    document.getElementById(text).className = 'active';
    document.getElementById(image).className = 'active';
}

function notactive(text,image){
  if (text!="text"+current){
      document.getElementById(text).className = '';
      document.getElementById(image).className = '';
  }
}

function toggle(divNum, total) {
    for (var i = 1; i <= total; i++) { 
        if(document.getElementById('desc'+i) != null) {
            document.getElementById('desc'+i).style.display = 'none';
            document.getElementById('text'+i).className = '1';
            document.getElementById('image'+i).className = '1';
        }
    }
    current = divNum;
	document.getElementById('desc'+divNum).style.display = 'block';
    document.getElementById('text'+divNum).className = 'active';
    document.getElementById('image'+divNum).className = 'active';
}