<!--
	function calculate() {
	var c_url = document.getElementById('url').value;
	var c_title = document.getElementById('title').value;
	var c_desc1 = document.getElementById('desc').value;
	document.getElementById('c_url').value = c_url.length;
	document.getElementById('c_title').value = c_title.length;
	document.getElementById('c_desc').value = c_desc1.length;
	}

	function activeContainer(obj) {
		var controlId = obj.id;
		var controlContainer = controlId + '_container';
		var controlHelp = controlId + '_help';
		if ($(controlContainer)) $(controlContainer).addClassName('formActiveZone');
		if ($(controlHelp)) $(controlHelp).show();
	}

	function desactiveContainer(obj) {
		var controlId = obj.id;
		var controlContainer = controlId + '_container';
		var controlHelp = controlId + '_help';
		if ($(controlContainer)) $(controlContainer).removeClassName('formActiveZone');
		if ($(controlHelp)) $(controlHelp).hide();
	}	
	
	function verifEmail(email){
		if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(email)){
			return true;
		}else{
			return false;
		}
	}

	function valider(){
		var flagTest=true;
		if(document.getElementById("nom").value=='' && flagTest==true){
			alert('Your name can\'t be empty');
			flagTest=false;				
		}

		if(document.getElementById("url").value=='' && flagTest==true){
			alert('Website URL can\'t be empty');
			flagTest=false;				
		}

		if(document.getElementById("desc").value=='' && flagTest==true){
			alert('Website description can\'t be empty');
			flagTest=false;				
		}

		if(document.getElementById("email").value=='' && flagTest==true){
			alert('Email address can\'t be empty');
			flagTest=false;				
		}

		if(document.getElementById("nombre").value=='' && flagTest==true){
			alert('Security code can\'t be empty');
			flagTest=false;				
		}			

		if(flagTest==false){
			return false;
		}

		if(flagTest==true){
			if(verifEmail(document.getElementById("email").value)){
				return true;
			}
			else{
				alert("Email address is incorrect");
				return false;
			}
		}
		}