function hideErrorBox(){
		document.getElementById('errorBox').style.display = 'none';
		document.getElementById('errorBox1').style.display = 'none';
		document.getElementById('errorBox2').style.display = 'none';
	}
  	
  	function showHideComments(id){
  		if(document.getElementById('comments'+id).style.display == 'block'){
  			document.getElementById('comments'+id).style.display = 'none';
  		}else{
  			document.getElementById('comments'+id).style.display = 'block';
  		}
  	}
  	
  	function modifyIcon(){
  		if(document.getElementById('tr_icon').style.display == 'block'){
  			document.getElementById('tr_icon').style.display = 'none';
  		}else{
  			document.getElementById('tr_icon').style.display = 'block';
  		}
  	}

    function handleIconField(){
  		if(document.getElementById('iconField').style.visibility == 'visible'){
  			document.getElementById('iconField').style.visibility = 'hidden';
  		}else{
  			document.getElementById('iconField').style.visibility = 'visible';
  		}
  	}
  	
  	function handleCatType(id){
  		if(id==1){
  			document.getElementById('selectCat').style.display = 'none';
  		}else if(id==2){
  			document.getElementById('selectCat').style.display = 'block';
  		}
  	}