function verifierFormulaire(){
		  var missing=false;
		  var emailNotSame=false;
		  var emailNotReal=false;
		  var telNotNumber=false;
		  
		  var numericExpression = /^[0-9]+$/;
		  var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
		  
		  var name=document.getElementById("name").value;
		  var lastName=document.getElementById("lastName").value;
		  var email=document.getElementById("email").value;
		  var emailValidation=document.getElementById("emailValidation").value;
		  var telephone=document.getElementById("telephone").value;
		  var province=document.getElementById("province");
		  var texte=document.getElementById("texte").value;
		  
		  var message="";
      //aucun champs obligatoire vide
			if((name.length==0)||(lastName.length==0)||(email.length==0)||(emailValidation.length==0)||(telephone.length==0)||(province.selectedIndex==0) ||(texte.length==0) ){				
				missing=true;
				message=message+"All fields marqued with a star are required !\n";
			}
			//deux champs email identique et réels
			if((email.length!=0)&&(!email.match(emailExp))){
        emailNotReal=true;
        message=message+"Not a valid email !\n";
      }
			else if((email.length!=0)&&(emailValidation.length!=0)&&(email!=emailValidation)){
        emailNotSame=true;
        message=message+"Please enter the same email adress in both fields !\n";
      }
      
			if(missing || emailNotSame || emailNotReal){
        alert(message);
        return false;
      }
			else {
				return true;
			}
		}