// JavaScript Document

function magic() {
  for (var i=0; i<40;i++){
    if (document.getElementById('a'+i)){
      	var div=document.getElementById('a'+i);
      	if (document.getElementById('b'+i)) var div2=document.getElementById('b'+i);
      	if (document.getElementById('b'+i)) var len=div2.innerHTML.length;
      	if (len<4){
        div.style.display='none';
       }
     }
   }
   var aux=true;
   var aux2=true
   for (var i=0; i<40;i++){
				if (document.getElementById('c'+i)){
						var div=document.getElementById('c'+i)
						var len=div.innerHTML.length;
						if (len<5){
								div.style.display='none';
							} else {
								aux= false;
								aux2= false;
						}
					}
			}
	if (aux) {
			if (document.getElementById('column2')) {
					document.getElementById('column2').style.display='none';
					if (document.getElementById('column1')) { 
						 document.getElementById('column1').style.width='695px';
					}
				}
		}
	if (aux2) {
			if (document.getElementById('column22')) {
					document.getElementById('column22').style.display='none';
					if (document.getElementById('column12')) { 
						 document.getElementById('column12').style.width='913px';
					}
				}
		}
 }
 
 
 
 
 
/* var notWhitespace = /\S/;
function cleanWhitespace(node) {
  for (var x = 0; x < node.childNodes.length; x++) {
    var childNode = node.childNodes[x]
    if ((childNode.nodeType == 3)&&(!notWhitespace.test(childNode.nodeValue))) {
// that is, if it's a whitespace text node
      node.removeChild(node.childNodes[x])
      x--
    }
    if (childNode.nodeType == 1) {
// elements can have text child nodes of their own
      cleanWhitespace(childNode)
    }
  }
}
 
 function hide_column() {
	 var ocultar = true;
	 cleanWhitespace(document.getElementById('column2'));
	 var cantidad = document.getElementById('column2').childNodes.length;
	 for(var i=0; i < cantidad; i++) {
		var child = document.getElementById('column2').childNodes[i].childNodes;
			if(typeof child[0] != 'undefined') {
				if(child[0].innerHTML.length > 4) {
					ocultar = false;
					break;
				}
			}
	 }
	if(ocultar == true) {
		document.getElementById('column2').style.display = 'none';
		document.getElementById('column1').style.width = '890px';
	}
}

window.onload = function() {
	hide_column();
}*/