var Homme = function(nom,age){
	this.proprietAge = age;
	this.proprietNom = nom;
    this.parle = function() {
    	document.write("hello"); 
    }
} 

Homme.prototype.parle = function() {
   document.write("salut"); 
}
var moi = new Homme("dany",30);
moi.parle();

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